Document changes approved vendor list jobs

I am seeking a GIS expert who is proficient in generating shp files for the purpose of urban planning. You will create a comprehensive list of 1731 unauthorised colonies in Delhi, using satellite imaging sources. In this project, you'll focus specifically on outlining the basic boundaries. You do not need to include infrastructure or population data. Skills and Experience: - Proficient in GIS - Experienced in using satellite imaging - Familiarity with Delhi's geography and urban layout - Understanding of urban planning principles

My project requires a proficient writer or analyst who can effectively generate a final report that primarily focuses on documentation of the project. This meticulously worded document must specifically feature the conclusions and findings from the project. The areas accounted for in this analysis should ideally include: • Operational Effectiveness: The final report should contain a comprehensive evaluation of the systems in place during the project. • Relevance to Project Goals: It would be crucial to assess how well the project processes have aligned with, and contributed towards, our predefined goals. Ideal candidates would possess substantial skills in business analysis and report writing. Experience with project management and evaluation will be beneficial. Ability ...

I need help transcribing six handwritten pages in Spanish into a Word document. The handwriting is mostly clear, but there are some parts that are hard to read. I'm comfortable with the transcriber using their best judgment to decipher these parts. Additionally, there are no specific formatting requirements. Ideal skills and experience for this project: - Fluent in Spanish - Strong transcription skills, particularly with handwritten text - Attention to detail and ability to make informed decisions in cases of uncertainty.

...handle various aspects of my website on an as-needed basis. The tasks can range from content updates, design changes, to even some functionality improvements. Key Responsibilities: - Performing content updates as needed. This could include anything from adding new blog posts, updating product information or editing existing content. - Making design changes to the website. This involves tweaking the layout, adjusting images, colors, or fonts, etc. - Implementing functionality improvements. This might involve adding new features, optimizing performance, or fixing any bugs or issues that may arise. I anticipate these changes will be needed occasionally. I would prefer to communicate the changes I want through video calls. This will allow for better communicat...

I need a skilled individual or team with the capability to enhance the legibility of writing on moderately blurry financial documents, specifically checks and backs of checks. My ideal candidate should have access to necessary software or techniques to improve legibility. Deliverables: - Extracted content from these documents in JPEG/PNG format, ne...digital image enhancement and manipulation is highly desirable. - Familiarity with financial documents such as checks would be advantageous. - Technical skills in data extraction from images and OCR tools are key. Your mission, should you decide to accept it, is to enable us to decipher these financial documents clearly. Time and accuracy are of the essence in this project. All we need is one document...we are seeking the name and t...

My Wordpress site's dropdown menus are malfunctioning. This has been a problematic issue that's affecting all the pages on my website. I've been utilizing the WordPress default menu manager to handle the menus. This problem is hindering my ability to update and manage the content effectively. I am seeking a proficient Wordpress developer who can: - Diagnose why the dropdown...and running optimally. Ideal skills for this job include excellent knowledge and hands-on experience with Wordpress and a deep understanding of the WordPress default menu manager. A keen problem-solving ability and attention to detail are going to be crucial for this task. Please make sure you can provide examples of similar issues you have resolved in the past. Also interested in making some chan...

I'm looking for a competent draftsman to assist in the creation of technical drawings for different pieces of residential furniture. This includes beds and wardrobes, tables and chairs, as well as cabinets and shelves. Although we have not finalized on a specific style or design as yet, the draftsman needs to be versatile and capable of adapting to changes. Ideal Skills and Experience: - Proven experience in drafting residential furniture - Proficiency in CAD or similar drafting software - Strong attention to detail and understanding of construction methodologies - Ability to translate design ideas into technical plans - Proactive communication

...is well-versed in the Linux operating system and Apache web server. The primary task is to configure and implement a Letsencrypt SSL certificate. Key Project Deliverables: - Install and configure Letsencrypt SSL certificate on my Linux server running Apache - Implement automatic renewal for the Letsencrypt certificate - Provide guidance on manual renewal of the certificate in documentation - document on how you installed as well Note: see attached screenshot on what we did to try to install. It shows SSL is there when you go to browser and access SSL. However, when doing payment with Stripe I get error of invalid SSL. Would be good to know why. Ideal Skills and Experience: - Strong background in Linux system administration - Proficiency in configuring and managing Apache web...

We need a Wordpress site built out to match our Photoshop design. A PDF of the design is attached, the Photoshop file and resources will be provided after we start the project. Looking for someone...just apply paralax or scrolling animations where it looks cool. > Here are examples of the site from previous year's and the type of animations they are expecting: 7. For the 'Project Highlights' section, each image should open a modal with details on the project. These details are found in the 'Project ' document, with additional images in the ''Project Photos" folder 8. All images will be provided in a Google folder 9 Will provide Wordpress and FTP access Thanks and let me know if you have any questions

...present for over a week now. I require a skilled web developer who can identify the root causes of these discrepancies and make the necessary adjustments to ensure the website renders correctly on Safari 13.1.2. Key responsibilities include: - Diagnosing and resolving text alignment, image display, and layout problems specifically on Safari version 13.1.2 - Running tests to confirm that all changes made have successfully resolved the issues - Ensuring that any modifications do not negatively impact the website's performance on other browsers or devices The ideal candidate should have: - Proficiency in HTML, CSS, and JavaScript - Extensive experience in web development, specifically in addressing browser compatibility issues - Strong problem-solving skills and keen at...

I'm looking for an experienced professional to improve the navigation and user experience of my website. Key Tasks: - Enhancing website navigation to make it more intuitive and user-friendly - Improving user experience through strategic placement and design of elements on the website Ideal Skills and Experience: - Proven track record of working on website navigation and user experie...placement and design of elements on the website Ideal Skills and Experience: - Proven track record of working on website navigation and user experience projects - Proficiency with web design best practices and user experience principles - Strong understanding of user behavior and ability to translate insights into actionable improvements - Familiarity with front-end development to implement necessary...

I need a proficient translator to convert less than 5 documents. the amount of pages per document is: 49, 45, 42, 28, 40 from English to French. Key Details: - The documents are Test that might contain some technical term. - It's crucial that you fully grasp them to maintain their meaning post-translation. Ideal Skills: - Strong command of English and French language - Background in technical translation Your experience will mirror these needs. This is an exciting task for anyone who excels in straddling languages and technical concepts. Let's connect!

...and global community is uniquely positioned to discover anything, anywhere, on time. For this project, we are looking for a freelancer that: - Resides in Greater Anchorage Area, Alaska - Owns a mobile phone with Android 7.0 or iOS 13.0, or higher version - Available to visit specified locations (airport, rail station, fuel stations, etc) You can earn USD 10 per successfully completed and approved task in the app. In this project, you can make up to USD 50 and even more as you can complete multiple tasks. Write us back for further information on this project!...

I'm seeking a talented Shopify expert who can make a series of updates to my website to increase its functionality and appeal. Key tasks will involve: Design Changes: - Updating the theme to reflect current web design trends(shopify 2.0 theme) - Revamping the layout for improved user experience - Creating detailed, multi-tab product pages for extensive product information Functionality Enhancements: - Synchronizing the website with our social media platforms for simple customer engagement - Developing a loyalty program to encourage repeat customers - Creating a custom checkout process to simplify purchasing and improve conversion Additional Features: - Incorporating year/make/model/submodel/engine/transmission search filters to aid customers in product selection Ideal can...

I have several technical documents in Spanish that need to be translated into English. The word count is between 5,000 and 10,000 words. I'm looking for a skilled and experienced translator who has: - Native or near-native proficiency in Spanish and English - Proven experience in translating technical documents - Ability to deliver accurate and high-quality translations within a reasonable timeframe The ideal candidate should be detail-oriented, efficient, and able to maintain the technical accuracy of the original documents while ensuring the translated content is easily understandable by an English-speaking audience. Please note, the deadline for this project is currently flexible, but timely delivery is always appreciated.

I have 2 issues that are occurring with my app. Both of these issues are now happening on my app in the store when no changes were made. In other words, these crashes are not from any changes I made. It just started to not work. The first issues occurs when trying to login. It is timing out. This is the second error I'm getting is a crash that occurs after signing in: ** Assertion failure in UITraitCollection *UIViewControllerMissingInitialTraitCollection(UIViewController *__strong, UIApplicationSystemVersion)(), UIViewController.m:2749 *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'UIViewController is missing its initial trait collection populated during initialization. This is a serious bug, likely cause...

I'm in dire need of a skilled Photoshop image editor with a knack for brand logo alteration. The project involves background removal, color correction, and object retouching. Essentially, the task entails removing brand logos from various images and replacing them with different logos. This isn't a recurring job; the changes should be made once for all images. Freelancers with experience in logo manipulation, keen attention to detail, and the ability to maintain the integrity and quality of the images will be given priority. Preference will be given to those with quick turnarounds. A portfolio showcasing similar work will be highly appreciated.

For this project, I'm looking for an expert in Perfex CRM with a knack for creating well-organized and professional-looking PDF templates. Here's what I need: 1. "Total Amount" Layout Changes: - Replace the current numerical display of the total amount with a written format. - The currency should be displayed in words and must be in Euros (EUR). 2. Footer Alterations: - Incorporate legal information about my company in the center of the document footer. These modifications are crucial for improved visual representation and legal compliance. The freelancer hired for this task should understand the principles of layout design, the specifics of the Perfex CRM system, and be able to work independently with minimal supervision. An eye for detail and...

...submission and secure storage. 3. Application Tracking System: Implementation of a reliable tracking system to manage and monitor application statuses. The module should sport a clean and minimalist design, emphasizing utility and user engagement. The ideal freelancer would have previous experience with platform and job module implementation. I have enclosed the detailed requirement in the document. Let's craft a streamlined job-search experience for users together!...

...from US cell phone/number. Key Responsibilities: - Conduct a series of cold calls to to pool service companies to collect data on their business statistics (size, etc.) and software usage (offering $USD incentive for participation) - Collect feedback on which specific Swimming Pool software they use, Net Promoter Score (NPS), Likelihood to Switch to a different software platform, etc. - Document the feedback accurately in Google Sheets - Schedule interviews via Calendly (offering $USD incentive for participation) Ideal Skills and Experience: - Background in US telemarketing - Previous experience in conducting cold feedback phone calls - Strong communication skills - Attention to detail for accurate recording of feedback Please note, the software feedback is the ...

I need a skilled Adobe Illustrator designer to modify existing image elements to more closely resemble another provided sample. The modifications required are: • Changing the layout by resizing and rearranging elements. • Textual changes: Changing the font type, adding new text content, and deleting unnecessary text. • Updating existing chart images with new data. Prior experience with layout modification and text editing in Adobe Illustrator is ideal.

I'm urgently seeking a freelancer who can assist in modifying the formatting in a PDF file I have. Your responsibilities will include: - Adjusting the text charges in the document. Ideal candidates for this project will have excellent attention to detail, proficiency in working with PDF files, and the ability to work swiftly as this task needs to be completed ASAP. Knowledge of diverse formatting styles will be a real asset. Please provide examples of similar work you've done in your proposal.

I need a talented SQL developer to create a stored procedure that will automate the process of marking certain items as 'picked up' in our Microsoft SQL Server database. This script should essentially replicate the functionality of our existing Windows application, performing the necessary changes in the database to reflect this status. Key Requirements: - Strong command of SQL and experience in Microsoft SQL Server is essential. - Familiarity with Windows application development is a plus, as this script should mirror the behavior of our existing front-end tool. - Previous experience in creating SQL stored procedures for automating database actions is highly preferred. - Attention to detail and the ability to trace SQL commands accurately is crucial. Access & Suppor...

I need an expert to proofread a 200-page document intended for consulting in the Law Enforcement area of Public Safety. The task involves: - Correcting spelling and grammar, - Ensuring the logical flow and consistency of the narrative, - Checking alignment with charts, figures, tables, maps, and other visual aids. The ideal freelancer should have: - Exceptional English communication skills, - Strong attention to detail, - Experience in Law Enforcement or Public Safety consulting, - Familiarity with proofreading educational and research materials. This is a valuable opportunity to polish a crucial document that aids in developing efficient and effective public safety practices.

I have a set of business documents that need to be translated into Latin American Spanish. These documents are of sensitive nature, so I need a translator who can handle them with the utmost confidentiality and professionalism. Key Requirements: - Proficient in English and Latin American Spanish - Experience in translating business documents - Ability to maintain confidentiality of sensitive information Ideal Skills: - Prior experience with business translation - Certification in English-Spanish translation - Familiarity with Latin American Spanish dialects Please provide your previous work samples and relevant experience.

As a fast-growing company, I need a professional well-versed in to streamline our boards and processes. This includes: - Establishing connections for our 'Leads', 'Scheduling', 'Patients', 'Reports', and 'Billing' boards. - Incorporating vital automations in our system such as task assignment, deadline triggers, document creation and reminder notifications. - Designing insightful dashboards namely, a Sales performance dashboard and a Financial dashboard. The ideal person for this job should have extensive experience and a proven track record in implementing and enhancing systems in monday.com. Their capabilities should extend to interpreting our company's needs into automated processes, and creating intuitive dashboards that ...

On our Django project, we're in need of a skilled professional that can help with small tasks improving the existing Django based Customer Register back-end solution and front-end - Frontend Development with Minimalistic Design: Some small form, text etc changes. - Database Management: Some new fields and tables must be added to register. - Django REST Framework Integration and API Development, we are interested in having REST based API on our Register back-end to have more flexible front-emd development. So wondering if "Django REST Framework" is the right one. So , we're looking for a Django specialist with deep understanding of frontend development, database design, and REST frameworks. The ideal candidate must have a keen eye for minimalist design, an i...

...Planning and Development phases of our projects. Responsibilities: Planning Phase (Functional Requirements and Acceptance Criteria): Collaborate with development, design, and project management teams to understand client needs and define project functional requirements. Facilitate working sessions with stakeholders to gather requirements and validate proposed solutions. Clearly and concisely document functional requirements using appropriate techniques such as user stories, use cases, among others. Develop detailed acceptance criteria for each product function or feature, ensuring they are measurable and verifiable. Applicant Requirements: Previous experience in analyzing and documenting functional requirements for web and mobile application development projects. Solid knowled...

Monitor specific HTML div elements on various web pages. (differnt flows) -Send Telegram notifications when new elements or changes are found, including a subject to indicate which monitoring flow detected the change and a hyperlink to the relevant web page. -Explain the configuration of new monitoring flows, enabling addition of new web pages and specific HTML elements. Provide a list of required dependencies and setting up and configuring the flow, including telegram bot integration so I can install/config them on my Raspberry Pi.

I have a PDF document that I need retyped into an Excel file. The PDF consists of a total of 10000 pages with data organized in 4 columns. I'm looking for an experienced multiple freelancer who can accurately retype the data from the PDF into an Excel spreadsheet as plain text. Key requirements: - Retyping the content of a large PDF file into Excel - Data organization into 4 columns - Ensuring high accuracy in data entry See the attached file and google sheet link I will give 500 pages first if we meet rate and deadline.

I'm seeking an experienced web developer to optimize my WIX portfolio website, focusing specifically on improving its optimization on different devices (Mac, PC, OS and Android) speed and mobile responsiveness. The goal is to optimize the existing website and create a seamless, swift, and mobile-fr...Ideal skills for this job: - Extensive experience with WIX platform. - Proven track record in Wix website optimization, improving website speed and mobile responsiveness. - Knowledge of SEO is a plus. Expected work: - Diagnose the current issues with the website on different platforms, speed and mobile view. - Apply necessary changes to rectify the issues. - Test on various devices and browsers for consistent user experience. - Provide a brief report outlining the changes ...

...calls from US cell phone/number. Key Responsibilities: - Conduct a series of cold calls to to pool service companies to collect data on their business statistics (size, etc.) and software usage (offering $USD incentive for participation) - Collect feedback on which specific Swimming Pool software they use, Net Promoter Score (NPS), Likelihood to Switch to a different software platform, etc. - Document the feedback accurately in Google Sheets - Schedule interviews via Calendly (offering $USD incentive for participation) Ideal Skills and Experience: - Background in US telemarketing - Previous experience in conducting cold feedback phone calls - Strong communication skills - Attention to detail for accurate recording of feedback Please note, the software feedback is the main goa...

I need a freelancer to meticulously copy and paste data from PDF documents into a Word document. This is a simple data entry task but accuracy and attention to detail are crucial. Ideal Skills and Experience: - Strong proficiency in both PDF documents and Word documents - Excellent typing skills and attention to detail - Prior experience in data entry - Comfortable with repetitive tasks - Time management skills to ensure timely completion of the project

I'm looking for an experienced professional who can assist me with document retouching using Photoshop. The task primarily involves detailed text corrections in my business documents. The ideal candidate should have: - Proven expertise in Adobe Photoshop, particularly document retouching. - Keen eye for detail, primarily for text corrections. - Superior understanding of business documents' formatting standards.

As the project manager, I am seeking an expert who can assist in conducting a Computational Fluid Dynamics (CFD) analysis for an underwater equipment design. The primary goal of the project is to improve equipment efficiency. The successful individual mu...Identifying areas of improvement to enhance efficiency - Advising on appropriate design modifications A background in fluid dynamics coupled with an understanding of underwater equipment will be necessary for this task. Additionally, the potential to perceive potential issues before manufacturing will be a significant asset. Please ensure you've ample experience in the implementation of design changes based on CFD analysis results. With your expert assistance, I am looking forward to making equipment with enhanced operatio...

I have 2 specific changes to my cv I need completed within 30 mins. Change font and size in one section and remove a line

I'm requiring a pro...a proficient linguist to translate two critical legal documents from English to Turkish. These letters contain medical jargon, thus expertise in this field is essential to ensure accurate translation. Key Aspects of the Project: - Proficiency in both English and Turkish language - Understanding of medical terminology - Experience in legal document translation - Able to maintain a moderate level of confidentiality Experience in medical legal document translation would be ideal as it will guarantee the authentic translation of these sensitive documents. Your responsibility will be not just translating but also maintaining the confidentiality of the contents. Your effort will be greatly appreciated in ensuring top-quality translation, upholding the...

I am looking for a full stack web developer to create a Network Management System (NMS) website that can be deployed on any cloud or local hosting. Main Functionalities: 1. Loginpage login (create user/password in the backend) 2. Dashbord one - prints rows of a table (buttons to add/delete/update table rows) ...window) , stats, logs , status 4. One of the table could have a flow table just for read only 5. THere should be back end persistent DB which saves all the data 6. THere should be method to bring down this and powered back any time Acceptance criteria 1. NDA signing 2. Web page working conditions and exceptions taken care on AWS/ local machine 4. UI page design will be approved in each stage of development 5. well written code with enough comments

...consistent and logical file. Your main responsibility would be: - Combining PDF and Word file formats together - Crafting a traditionally-numbered (1,2,3...) table of contents - Placement of the table of contents should be at the beginning of the document Ideal skills and experience: - Proven experience in document creation and formatting - Strong knowledge of Microsoft Word and Adobe Acrobat - Excellent attention to detail ensuring coherence and consistency throughout the document. Below is an example of what I would like the entire document to look like. There is 250 pages of material...

Proposal Traditional Residential Architect 600 USD stage 1: Cover, siteplan, floorplan, elevations 800 USD stage 2: Sections, Roofplan, Trussplan, Electrical plan 700 USD stage 3: plumbing plan, waste plan, Framing wall plan, Details, Hvac plan, Exit plan 650 USD Stage 4: stamps 10:25 A 900 USD Stage 5: approved project

I'm in need of a developer who can create and integrate a SAAS module into CS-CART, wit... Ideal candidates should have: - Extensive experience with CS-CART and SAAS - Strong design skills for branding implementation - Knowledge of e-commerce and online retail Description CS-CART - SAAS Module Integration with Whitelabel Branding CS-Cart SaaS cloud-hosted work on Cpanel and AWS, CS-Cart SaaS pricing plan and own domain name for clients module support to work with CS-CART Multi-Vendor and Ultimate version v4.18.1, v4.17.2, v4.16.2 CS-Cart SaaS is a cloud-based version of CS-Cart to be offered on a monthly subscription basis. Please provide relevant examples of your work. Experience CS-CART Developer only thank Testing, Debugging, Fix Issue and Deliver the Project in Wor...

...There are specific trees and bushes that I'd like to be removed in front of the main part of the house. I'm looking for a skilled editor who can competently handle this task without leaving any visible traces. - Removing cars from the driveway: The image includes cars parked in front of the house, which I'd like to have removed. This should be done in a way that doesn't leave any visible marks or changes in the driveway. - Adding a blue sky: The existing sky in the image is not visually appealing. I want to replace it with a vibrant blue sky to enhance the overall aesthetic of the photo. - Enhancing overall photo quality: The final deliverable should be a photo that has been improved in terms of general photo quality and composition. This includes ensuring ...

I'm experiencing issues with WPBakery 7.6 on my shared hosting environment; changes won't save or publish. Despite attempts at clearing browser cache and cookies, the problem persists. Desired skills & Experience: - Expertise in PHP, JavaScript and CSS - Understanding of shared hosting issues - Prior experience with troubleshooting WPBakery bugs Responsibilities include: - Diagnosing the issue - Implementing a stable fix - Ensuring no future occurrences of same issue Note: My preference is for someone with proven experience in WPBakery and shared hosting.

I have a PDF that needs to be converted to Word for a full content overhaul. Here's what I expect: - Skillful conversion from PDF to Word: It should be done in a way that makes editing and rewriting easy. - Full re-writing...that needs to be converted to Word for a full content overhaul. Here's what I expect: - Skillful conversion from PDF to Word: It should be done in a way that makes editing and rewriting easy. - Full re-writing: I want a complete transformation of the content. Intermediate to high level of copywriting proficiency is mandatory. - Application of APA format: Regardless of the changes and restructuring, I need the final document in APA format. Only bid if you have professional experience with Microsoft Word, advanced copywriting skills, and good k...

...Report - Financial Report - Activity Report Key focus will be on aligning Customer Activity data from these reports. This data needs to be integrated seamlessly in our new Business Central system. Your responsibilities will include: - Mapping out the existing reports from Sage to the new system - Identifying the required data for the Sales, Financial, and Activity reports - Implementing these changes in Power BI to ensure that the reports are accurate, relevant, and easy to read The Customer Activity report should be updated on a monthly basis. This is essential for our business processes and we need to ensure that this report is accurate at all times. Ideal candidate should have: - Proficiency in Power BI - Experience in data alignment from different systems - Excellent u...

I have a PDF that needs to be converted to Word for a full content overhaul. Here's what I expect: - Skillful conversion from PDF to Word: It should be done in a way that makes editing and rewriting easy. - Full re-writing...that needs to be converted to Word for a full content overhaul. Here's what I expect: - Skillful conversion from PDF to Word: It should be done in a way that makes editing and rewriting easy. - Full re-writing: I want a complete transformation of the content. Intermediate to high level of copywriting proficiency is mandatory. - Application of APA format: Regardless of the changes and restructuring, I need the final document in APA format. Only bid if you have professional experience with Microsoft Word, advanced copywriting skills, and good k...

...JavaScript programmer who can modify the existing library to work specifically for a UNO card game. This project is for personal use, so it's more about fine-tuning the game to suit my preferences. Key requirements: - Adapt the existing game logic to fit the classic UNO rules. - Enhance the library's graphics and animations to make the game engaging and visually appealing. Specific changes needed: - I'd like to see some new rules added to the game. These should be thoroughly tested to ensure they don't disrupt the game's flow. - Additionally, some existing rules of the original library may need modification to align with the UNO card game mechanics. The ideal candidate for this job should: - Have a good understanding of JavaScript and experience with ...

I am looking for an experienced SEO professional to help me optimize my Wordpress Elementor website based on the SEM Rush report. Key Responsibilities and Scope: - Imp...the website's SEO performance. Access: - I will provide you with WordPress admin access to carry out the necessary optimisations. Ideal Freelancer: - Proven experience in SEO optimization for Wordpress websites. - Proficiency in using SEM Rush and interpreting the data for website improvements. - Strong communication skills to provide clear updates on the progress and results. See attached document for further details. Budget: - Budget is $50USD - Higher bids will be automatically rejected, and Freelancers will be blocked from future work. This will lead to future work if you are a reliable and compete...

I need a dil...can assist with a critical data entry task. This job requires pinpoint accuracy and being meticulous in handling alphanumeric data. The data, which will be extracted from PDF documents, will then need to be organized and written up in a document. Key responsibilities and skills include: - Expertise in data entry, specifically with alphanumeric data - Proficient in handling PDF documents - Can accurately transcribe data into a document - Attention to detail to ensure all data are captured as needed - Strong organization skills to ensure the final document is clean and easy to comprehend Experience in a similar undertaking will prove advantageous. Please provide examples of any relevant work done in the past. The task is time-sensitive, and adherence to...

making changes to autocad file , autocad expert , budget 15 dolar