How to read a column from csv file in python jobs

My project requires an expert in machine learning, particularly with a focus on using Python for neural networks. Ideal Skills and Experience: - Proven experience in machine learning projects - Expertise in Python programming - Proficiency in neural network programming - Strong understanding of deep learning Your understanding of machine learning principles, advanced Python programming, and neural network frameworks will be pivotal to the success of this project. Please detail your relevant experience and provide examples of similar projects.

I'm looking for a skilled Python developer with experience in web scraping and Selenium. Your task is to extract a domain list from a given URL (). The data extracted should be cross-referenced for each domain with the following fields: name, full address, email, and phone. Key Requirements: - Extract domain list from a specific website () - Implement cross-referencing for each domain with name, full address, email, and phone - Proficiency in Python and Selenium for web scraping - Ideally, experience with data cleaning and manipulation Please note that the number of records on the dealer locator is unknown. Your ability to handle large data sets will be crucial for the successful completion of this p...

I'm looking for an experienced Python developer who has previously worked with options Greeks and the Zerodha API. Your main tasks will involve: - add third order greeks to an existing code The ideal candidate should have a strong command over Python, especially the Pandas library, and a thorough understanding of financial markets, particularly options Greeks. Prior experience working with the Zerodha API will be highly beneficial for this role. I look forward to your proposals!

I'm looking for a skilled developer who can create a tool that utilizes Google Chrome to perform searches and click on search results multiple times. Key Project Requirements: - The tool should be built using Python, Java or Visual Basic - The primary goal of the tool is to perform automated web browser searches and click on various results - The tool should utilize Google Chrome as the web browser To give you a better idea, the tool should: - Conduct multiple web searches on Google - Click on a configurable number of search results from the returned search page Ideal Skills and Experience: - Proficient in Python, Java or Visual Basic - Experience in browser automation and web scraping - Familiarity...

Integrate API 4-5 pages only. Include Live Chat

...aiming to have a pi zero programmed to read voltage levels from a 12-volt battery bank. The trigger to start the generator should be a low voltage condition. The purpose of this project is to remotely start the generator, with a focus on maintaining efficiency and practicality through a direct physical connection. Key objectives include: - Programming the pi zero to accurately gauge low voltage conditions - Enabling the generator to automatically power up in case of a drop in voltage. - Continuing the generator input even after the voltage returns to normal, with this feature designed to maintain a steady and reliable power supply. Ideal Freelancer Sk...

I'm in need of a skilled Python developer to work on a web scraping project. Key Requirements: - I'm primarily focusing on Web scraping as the main functionality for the project. - You should be well-versed in Python and have a proven track record in data analysis. - Knowledge of web scraping is essential to ensure efficient and reliable data extraction.

...corrections to a couple of elements. Here's what is expected: - Correction on Text: The text featured on the banner of a shield needs modifications. It must appear crisp, and maintain its style with no color interference between letters. - Image Modifications: A specific image of a missile in the artwork needs correction. Note that the TOP of the missile is rendered in TWO colors; retain this. Grey hatched area around the shield needs to be removed. - Size & Resolution: The final artwork should fit perfectly on a flag measuring 3' x 5', with a resolution of 4000 x 7000. All the images and text should appear sharp and clear when the flag is printed. Height of the shield and lettering underneath ...

1. Migrate equaleartth from gate to hostinger Philippines. Hosted in my name. 2. Transfer my domain vanxilefpaintings from gate to my plan with in the Philippines 3. Upload text and about 500 pictures to my website

My project requires an expert in machine learning, particularly with a focus on using Python for neural networks. Ideal Skills and Experience: - Proven experience in machine learning projects - Expertise in Python programming - Proficiency in neural network programming - Strong understanding of deep learning Your understanding of machine learning principles, advanced Python programming, and neural network frameworks will be pivotal to the success of this project. Please detail your relevant experience and provide examples of similar projects.

Before you respond on Freelancer.com, please take a minute to read this document in full. There is no rush. Also view our "Client profile" before you bid. We are a reputed employer with excellent previous ratings. The chosen freelancer will receive positive feedback score and prompt payment. ----------------- About the subject ----------------------- This is a 4-hour project to create a 30-second to 1-minute video (time can be slightly more or less, it is up to your judgment when making the video) The deadline is sacred, we cannot extend the 4 hour timeline. ---------------- About the video ------------------- Video script: (See attached file - video ) --------- Other details -------------------...

I'm in need of a skilled Python coder to assist me in deploying Locally Hosted Language Model (LLM) applications. Here are the details: - **Operating System**: The deployment is hybrid, so familiarity with Windows, macOS, and Linux is ideal. - **Purpose**: The primary aim of the deployment is for text ebedding (vector db) and generation. - **Requirements**: Specifically, I'm looking for functionality related to Language modeling and retrieval augment generation in the LLM applications. - mongoDB should be set up runining a .sh file - docker-compose deploy of the app - whisper transformers for stt ttl - AWS S3 bucket for file serving Essential skills for this project include a strong background in...

I am working on a project that requires interfacing a Raspberry Pi with a Panasonic Servo Driver. I need a professional to perform the following tasks: - Setting up Modbus communication between Raspberry Pi and Panasonic Servo Driver (Model Number: MDDLT55SF) - Setting up CC-Link IE TSN communication between Raspberry Pi and Mitsubishi Driver (Model:MR-J5W3-222G) - Writing code for controlling the servo driver from the Raspberry Pi - Testing and debugging the system - Providing support for any issues that may arise during the project Previous experience with Raspberry Pi and Panasonic Servo Drivers is a must. Additionally, the ideal candidate will have a strong understanding of programming in Python, as well as a...

I need a Python program that can tap into Yahoo's fantasy football datasets using their API and extract various essential pieces of historical league-specific information. The main requirements of my project include: - Extracting information like player statistics, team standings, draft results, transactions (trades and adds/drops), weekly schedules (head-to-head matchups by week), weekly lineups, scoring settings, and league settings The Yahoo API Endpoints you'll need to use as inputs to derive the above data extracts for a particular league are: - the associated League ID (each league created by Yahoo is given it's own unique ID that a league member can provide) - the associated Game Key (there is a unique Game Key...

hey there! I am working on a project with audio narration of the Bible stories that Jesus told (also called parables). The audio would be sent over and would be a straight reading of the text. Looking for someone to create a general vibe and color palette and have a lot of fun and bring their style into it and we could do potentially 10 of these stories together. They are around 30-45 seconds long each. Some stuff I have done with other animators is up at :)

Before you respond on Freelancer.com, please take a minute to read this document in full. There is no rush. Also view our "Client profile" before you bid. We are a reputed employer with excellent previous ratings. The chosen freelancer will receive positive feedback score and prompt payment. ----------------- About the subject ----------------------- This is a 4-hour project to create a 30-second to 1-minute video (time can be slightly more or less, it is up to your judgment when making the video) The deadline is sacred, we cannot extend the 4 hour timeline. ---------------- About the video ------------------- Video script: (See attached file - video ) --------- Other details -------------------...

I'm in need of a desktop application developed with a focus on data management, report generation, and user authentication capabilities. While I did not specify a preferred programming language, I need someone versatile in universal languages such as C++, Java, or Python. Key features and requirements: - Data Management: The application should seamlessly handle data input, output, storage, and backup. - Report Generation: A core feature should be to generate real-time, insightful and efficiently formatted reports from the managed data. - User Authentication: A secure user authentication process is essential, ensuring only authorized users get access to data or functionality. Ideal Candidate: - Comprehens...

Get me ranking in the top 100 for each of the keywords. Work to be done within 30 days. If rank for all keywords not obtained within 30 days, project will be cancelled. Do not bid on the project if you do not agree. Target Country is USA 1 - Accident Lawyers 2 - Truck Accident Lawyers 3 - Car Accident Lawyers 4 - Boat Accident Lawyers 5 - Construction Accident Lawyers 6 - Lyft Accident Lawyers 7 - Uber Accident Lawyers 8 - Pool Accident Lawyers 9 - Personal Injury Lawyers 10 - Motor Vehicle Accident Lawyers 11 - Personal Injury Lawyer Near Me 12 - Lawyer For Car Accident 13 - Personal Accident Lawyer 14 - Car Lawyer Accident 15 - Attorney Personal Injury Near Me 16 - Accident Lawyers Car 17 - Personal Injury Lawyer Attorney 18 - Car Accident Attorney Lawyer 19 - Accident...

I'm looking for someone with experience with APIs and SDKs in Python who can guide me through successfully connecting to the Kwenta SDK. Your main task will be to help me connect it, so I can execute the order. I'm looking for someone who can explain things clearly and concisely, and is available to answer any follow-up questions I may have.

I have a web scraper script that needs fixing. It's designed to scrape various URLs from the Apollo website. Key Requirements: - Scraper debugging: The script is currently not working properly, and needs to be fixed. - URL scraping: The script should be able to successfully pull the data from the selected URLs on Apollo website. Experience with: - Web Scraping: Previous experience in web scraping is essential, as the data needs to be pulled accurately from this specific website. - Script Debugging: Ability to identify and fix issues within an existing script. - Proficiency in Python or relevant language for web scraping. - Knowledge of Apollo website structure. Please make sure your bid include...

I'm seeking an experienced data extraction specialist to scrape both HTML and text files for specific data. Particulars to look for will involve the text content within these files that follows a mixed format structure so would require vast knowledge and understanding of both table format data and paragraph-style data. Key Skills and Experience Required: - Strong abilities in web scraping - Adept with HTML, text parsing - Knowledge of data formats and how to transform data - Proficient in CSV file generation. We need a comprehensive extraction that maintains the integrity and accuracy of the data. As these files do come in multiple formats, versatility and attention to detail are paramount on this...

ACDP is an enterprise and on the lookout for a skilled IT professional to help bring a variety of projects to life. The scope is broad, encompassing possible website development, software creation, or app building initiatives. **Initial Requirements:** conversion and enhancement of a Codeigniter-based website to WordPress. DNS Security configuration. Addition of webpages, design and functionality as per a chosen template. - **Past Work:** Showcase similar projects you've spearheaded or contributed to significantly. Links or a portfolio will be highly beneficial. - **Experience Level:** I'm targeting someone with an intermediate level of experience. You should have a solid track record and be comfortable tac...

I'm in need of an office assistant residing in Pune who can support me with managing emails, scheduling appointments, and help in daily activities. The role will require 50 hours of work per week. Key responsibilities: - Responding to emails and managing my inbox - Scheduling appointments and managing my calendar - Assisting in daily activities and other office related tasks as needed The ideal candidate for this role will have: - Proven experience in managing emails and scheduling - Proficiency in Microsoft Office suite - Strong organizational skills - Previous experience in customer service would be a plus Candidate has to be from Pune, India Your ability to prioritize tasks, communicate efficie...

I am looking for an AI trainer proficient in Python or java to assist me with my AI project. Key Requirements: - Proficiency in Python: You should be adept in using Python for AI projects. - Machine Learning and Deep Learning Skills: Ideally you will have a solid foundation in machine learning and deep learning concepts and their practical applications. - Communication Skills: A good trainer should be able to explain complex ideas in simple terms. I will require online and offline assistance, so you should be comfortable with both modes of training. The ideal candidate should be able to provide regular updates and feedback on my progress. I am eager to get started and would appreciate if ...

I'm in need of a Java developer with expertise in debugging issues related to reading and updating properties files in a runtime environment. Key Requirements: - Your primary task will be to troubleshoot why my application, which updates the properties file during runtime, fails to reflect the updated values when reading. - The updated properties should ideally be reflected periodically within the application. - The purpose of updating the properties file is to store user preferences. The ideal candidate should have: - Proficient experience in Java programming. - Strong understanding of how to work with properties files. - Proven skills in debugging and troubleshooting. It'...

I browse to a text file containing a definition of a flowchart e.g. the intended flowchart is attached file It creates an image file of the flowchart. Simple example: See attached file The text file has 3 lines as follows: 1 circle 1.5 5.3,1.2 Begin 2 rectangle 6,2 5.3,2.5 Find node that represents the itemset 3 line 1,2 This file would mean to: 1: Draw a circle with radius 1.5 at point (5.3 across,1.2 down) with the word "Begin" in it. 2: Draw a rectangle with width 6 and height 2 at point (5.3 across,1.5 down) with the words "Find node that represents the itemset" in it. 3: Draw a line pointing from 1 to 2 I don't care how th...

I need a professional to convert my existing coffee packaging design from PDF to diecut file format. I have the design ready and it's in PDF format. I'm looking for someone to prepare a diecut file of the design for submission. The packaging types I require the diecut for are: - Coffee cup (paper-plastic) - Paper bag - Sweet packaging The project is urgent, and I'm looking for someone who can deliver the diecut files quickly. Ideal Skills and Experience: - Proficient in graphic design software - Experience in diecut file preparation for packaging - Ability to work under tight deadlines - Good communication skills for quick project updates.

...System-Level Gaming Keyboard Emulator Developer Project Overview: We are seeking a skilled developer to create a Windows-based keyboard emulator, specifically designed for gaming. The emulator must operate at a low system level to effectively mimic keyboard inputs for gaming purposes without requiring hardware. Key Requirements: OS Compatibility: The emulator should work exclusively on Windows systems. Emulation Focus: Aimed at simulating keyboard inputs for gaming applications. Ideal Skills and Experience: Proficient in Windows application development. Expert in low-level programming, specifically in system-level assembly language. Knowledgeable in gaming input emulation and keyboard input simulation. Experience in...

I'm looking for a talented individual who can help me develop an LLM text model which behaves like a virtual girlfriend. This text model must be engaging in intelligent dialogues with emotions and feelings. Here are the primary requirements for this project: - Create an AI-driven text model: I need a text model that is capable of engaging in intelligent dialogues. This means understanding context, providing relevant and meaningful responses, and exhibiting emotional intelligence. - Incorporate emotional responses: The text model should be capable of expressing emotions and feelings in a realistic manner. This is crucial for creating a believable and engaging virtual girlfriend. - The model can be trained from scratch or, ...

I want to rank in the TOP THIRTY google results on average for the following keyword phrases Target Country is USA 1 - Accident Lawyers 2 - Truck Accident Lawyers 3 - Car Accident Lawyers 4 - Boat Accident Lawyers 5 - Construction Accident Lawyers 6 - Lyft Accident Lawyers 7 - Uber Accident Lawyers 8 - Pool Accident Lawyers 9 - Personal Injury Lawyers 10 - Motor Vehicle Accident Lawyers 11 - Personal Injury Lawyer Near Me 12 - Lawyer For Car Accident 13 - Personal Accident Lawyer 14 - Car Lawyer Accident 15 - Attorney Personal Injury Near Me 16 - Accident Lawyers Car 17 - Personal Injury Lawyer Attorney 18 - Car Accident Attorney Lawyer 19 - Accident Lawyer Near Me 20 - Lawyer For Auto Accident This is for the website The ranking must hold for 1 month before escrow

I need a Python program to parse a JSON file and format it correctly to be JSON compliant. Key Requirements: - Input Data: The input data is in JSON format. - Output Data: The JSON output should be properly formatted and adhere to a specific schema or structure. Skills and Experience Required: - Proficiency in Python programming. - Strong understanding of JSON parsing and formatting. - Experience in adhering to specific JSON schemas or structures. Please let me know your experience in similar projects and any relevant information that would make you a strong candidate for this job. You will pass the name of the input file as an argument and the output file should be ...

You must to be at least 16 years old and live in Latin America or Eastern Europe. ✻ NO EXPERIENCE REQUIRED ✻ You do not need any experience whatsoever, but you must be clever and eager to learn. No. I am *not* being charitable; rather, I am being practical. ✻ PAYING YOU TO LEARN ✻ No. You aren't dreaming. I value intelligence and problem-solving ability over experience. I'd prefer to work with someone who is clever and learns quickly rather than someone experienced but is not very intelligent and/or does not solve problems scientifically. Would I hire an Isaac Newton or an Albert Einstein even if he had no programming experience? Of course I would. ✻ TESTS ✻ You must pass several difficult logic tests to work with me. The first lo...

Python Script Developer for Photoshop Automation & WordPress/WooCommerce Integration We are seeking a freelance Python developer to create a script that automates Photoshop tasks and integrates with WordPress/WooCommerce for product customization. The script will: Develop a Python script to automate Photoshop operations. Integrate the script with WordPress/WooCommerce to retrieve order details. Automatically open Photoshop and modify PSD files based on customer orders. Update text layers with customer input and save customized templates as JPG/PDF.

Seeking a long-term Python Data Scientist and Generative AI expert Your task is to develop a prototype chatbot that is powered by Generative AI and Large Language Model (LLM) to respond to user queries using domain-specific knowledge and RAG implementation. The project will focus on integrating LLM frameworks, managing data preprocessing, and implementing the chatbot's user interactions. ONLY people who respond to below screening questions will be considered: 1) Did you fine-tune an LLM model using LoRA or QLoRA? If so, which model did you fine-tune, and what was the use case? 2) Do you have a GitHub profile? If so, can you share the link? 3) Are you proficient in English, and what is your hourly rate?

I have a simple python script that interact with an API that takes data from said api and outputs it in a table. The service where I use the API also has a website where I can see in the same table format the exact same data. Pandas know how will help. My problem is that the data from API and from service is mismatching. Your job is too look and identify where the problem is. You will receive both program (simple streamlit app that runs locally) and login details to website to cross check.

I am seeking an experienced engineer to design and implement a two-axis machine control system that is capable of: - Effectively controlling and managing the movements of the system along two axes with a LIMITED RANGE. Your expertise in designing systems with the necessary navigation strategies and motion control algorithms will be required. - Providing real-time position feedback to the user. Your extensive understanding of feedback mechanisms particular to these types of systems is a must. Ideal expertise for the job includes: - Comprehensive knowledge in machine systems control and design. - A thorough understanding of motion control strategies. - A background in data analysis and logs processing....

... Budget: Please provide a detailed quote for the entire project, including any revisions. Job Description: We are seeking a talented and creative graphic design team to create a professional and visually appealing pamphlet. This pamphlet will be used to showcase the various service plans and benefits offered by our HVAC company. The goal is to clearly communicate the value and benefits of our services to potential and existing customers. Project Scope: Design and Layout: Create a visually appealing and professional design that aligns with our brand identity. The pamphlet should be easy to read and navigate, with clear headings, subheadings, and bullet points. Incorporate high-quality images, icons, and graphics ...

I'm in need of a freelancer to assist with labeling text tweets by topic (to aid in machine learning research). Key Requirements: - Labeling 1,000 tweets as to whether they are about the topic sustainability - Must be labeled by hand (no machine learning or AI) by a native English speaker Task: -Open the attached spreadsheet -Read the FULL TEXT of each tweet. Also read the brand handle and sector for reference. Make sure to pay attention to any hashtags included. -You do not need to open any URLs. Make your judgment based only on the text. -If the tweet is about sustainability, enter "1" in column E. If it is not about sustainability, enter "0" in column...

I'm in need of a skilled individual who is proficient in blockchain and wallet analysis, specifically on the Arbitrum blockchain. The project involves analyzing transaction patterns and wallet balances and activities. Key Requirements: - Proficiency in blockchain analysis, particularly on the Arbitrum blockchain - Ability to identify patterns and trends in transactions - Proficient in analyzing wallet balances and activities Deliverables: - A comprehensive report that includes methodology, analysis, and conclusion - The report should be presented in a combination of written format and visual presentation (charts and graphs) Please note that I will provide you with access to the necessary pages and data on...

I have...handwritten medical notes that I need transcribed into a custom template. This project is urgent, and I require the completed transcription in less than a week. Please read this entire ad before replying. NOT FOR AUTOMATED - hand transcribing job. Key Requirements: - Transcription of less than 100 pages of handwritten medical notes and computer printouts. - Custom template formatting (specific layout or structure) - Urgent turnaround time of less than a week Ideal Skills and Experience: - Experience in medical transcription to ensure accuracy and understanding of terminology - Proficiency in creating and working with custom templates - Ability to work under pressure and meet tight deadlines So that I know you are ...

I'm se...an expert in Python for a Natural Language Processing project focusing on text classification of social media posts. Key Project Features: - The goal is to build a Python coding notebook that can efficiently classify different types of text within social media posts. This will require a deep understanding of NLP principles and techniques. - The project primarily demands the use of Python for its implementation. Ideal Skills and Experience: - Expertise in Python programming is a must. - A strong background in NLP, particularly in the area of text classification, will be highly beneficial. - Prior experience working with social media text data would be a plus. If you&...

We are seeking a highly skilled and experienced Data Scraping Specialist to optimize and significantly increase the speed of our current data scraping processes. The ideal candidate will have extensive experience in web scraping, advanced knowledge of bypassing anti-scraping measures, and proficiency in utilizing cloud-based solutions for enhanced performance. Strong problem-solving and hacking skills to navigate complex web security systems are essential for this role. Responsibilities: Analyze and improve existing data scraping scripts to maximize efficiency and speed. Implement and manage cloud-based solutions (AWS, GCP, Azure, etc.) for scalable scraping tasks. Develop advanced strategies to bypass anti-scraping measures like CAPTCHAs,...

...professional to assist with a small data entry project. Key Responsibilities: - Data entry with formulas: You should be proficient in Excel and comfortable working with spreadsheets that require formulas. - Handling digital data: You will be provided with data in a digital format, likely an Excel or CSV file. Ideal Skills: - Advanced Excel skills: You should be well-versed in Excel, particularly in data entry and formulas. - Attention to detail: Precise data entry is crucial for this project. - Efficient and organized: I'm looking for a freelancer who can manage their time and workload effectively. Please note that this is a straightforward project with no requirement for data analysis or visu...

Welcome to the "From The Inside Out Wellness Center" Logo Design Challenge! We are looking for a creative and original logo design that embodies the essence of our wellness center, focusing on energy-based work and spiritual practices. Our center offers a variety of services and activities aimed at promoting holistic well-being, personal growth, and spiritual development. The design should reflect our integrative heart-centered approach, helping individuals transcend to their higher selves and empower them on their journey towards optimal health, inner peace, and spiritual enlightenment. Design Guidelines: what we consider when we assign star ratings: 1. Name of the logo must be found in the logo and it should be easily readable: Fro...

I need a skilled developer to create a WordPress plugin that enables the preview of .3mf, .stl, and .obj 3D files on my website. Requirements: - The plugin should support previewing of .3mf, .stl, and .obj 3D files. - The 3D file previews should be interactive and visually appealing. - The plugin should be compatible with WordPress. Ideal Skills: - Proficiency in WordPress plugin development. - Experience with 3D file handling and rendering. - Strong understanding of front-end technologies for creating visually appealing 3D file previews.

I need a highly experienced programming teacher who specializes in both Java and Python. I'm seeking advanced-level guidance, mainly through the following: - One-on-one mentoring: You will provide personalized, in-depth insights catered to my capacities, skills, and learning speed. We will explore challenges and complex concepts together. Patience and exceptional communication are crucial. - Expertise in Java and Python: You must demonstrate a solid understanding and practical application of these languages in the industry. Exit profiles such as the development of complex systems, application in advanced artificial intelligence, or extensive backend management would be ideal. - Advanced Level Programming: I nee...

I'm in need of a professional and well-rounded computer programmer to build and manage various software applications. Key Tasks: - Develop innovative web and mobile applications - Manage and maintain the software database Ideal Experience and Skills: - Strong familiarity and skill in programming languages (Java, Python or C++) preferred - Previous experience in database management - Proven track record in developing web and mobile applications While skills in Java, Python, and C++ are a bonus, I'm primarily interested in your ability to perform the tasks specified above. Show me what you've got!

I need an experienced 3D designer to modify an STL file quickly. The specific modifications are unspecified, but I need them done promptly. The final deliverable should be an STL file, though I'm open to other file formats. It is essential that the designer has the ability to make complex modifications and is experienced in the software necessary to perform the task. Please bid only if you're available immediately and can work on the project promptly.

I'm in need of an experienced backend developer who can deliver comprehensive solutions for a medium-scale project. The tasks to be handled include: - Database management: You should have sound knowledge and experience in managing databases efficiently. - API Integration: Proficiency in successfully integrating APIs is a must. - Server Maintenance: You will also be responsible for maintaining the server to ensure smooth operations. Though the programming languages preferred by me were not specified, having experience in Java, Python, or PHP would be advantageous. This opportunity is best suited for developers with a knack for troubleshooting and those who can guarantee smooth backend functionality even during m...

We are seeking a skilled freelance writer to create comprehensive documentation and set up demo data for our company's Customer Relationship Management (CRM) processes. The primary responsibility will be to research and document our existing CRM workflows, procedures, and best practices, as well as create sample data for demonstration purposes. Responsibilities: Collaborate with our CRM team to understand our current processes and requirements. Conduct thorough research and gather necessary information. Write detailed, step-by-step instructions and guidelines for various CRM processes. Ensure documentation is easy to understand and follow for both new and experienced users. Organize and structure the content logically for efficient reference. Maint...