Fix my website code工作

筛选

我最近的搜索
筛选项:
预算
类型
技能
语言
    工作状态
    2,000 fix my website code 份搜到的工作,货币单位为 USD

    ...and front end web developer who specializes in WordPress. The tasks involve handling back end functionalities and resolving front end issues on a WooCommerce based site. Back End Developer Responsibilities: - Manage and optimize the WordPress database - Integrate necessary APIs for smooth operation - Configure and optimize the server for best performance Front End Developer Responsibilities: - Fix WooCommerce related issues - Resolve theme errors and ensure smooth functioning - Correct responsive design issues and CSS conflicts - Undertake necessary programming tasks related to the theme Ideal candidates should: - Have a strong understanding of WordPress - Be proficient in WooCommerce and its ecosystem - Be skilled at resolving theme errors and coding - Be experienced in hand...

    $195 (Avg Bid)
    $195 平均报价
    71 个竞标

    Tronlink wallet multisig problem fix

    $43 / hr (Avg Bid)
    $43 / hr 平均报价
    1 个竞标

    ...a repainting issue in my existing Pine Script strategy. The key details for this project are as follows: - **Specific Problem**: The current issue that I am experiencing is that my Pine Script strategy is repainting. This means the strategy is altering historical signals on the chart in an unrealistic way, which is making it difficult to accurately assess the strategy's performance. - **Modification Level**: I am open to a comprehensive overhaul of the script in order to provide a long-term, optimal solution. This may involve a significant revision of the code, but it is essential that the original logic and intended results of the strategy are maintained. - **Intended Use**: Once the repainting issue is fixed, I plan to use the corrected Pine Script strategy ...

    $15 (Avg Bid)
    $15 平均报价
    2 个竞标

    I am seeking an expert well-versed in LLM and LangChain technologies. I an using a script in my prompt in the Playground which is working fine, but when I call it via APIs, it is giving wrong errors. I want someone with expertise in this to help us fix it. Currently using, Claude 3 Haiku (because of speed) - open to other models

    $19 (Avg Bid)
    $19 平均报价
    7 个竞标

    I'm having trouble getting my video camera's night vision capabilities to work. I can't quite figure it out and not entirely sure if all the necessary drivers and software were installed in the first place. Hence, I need a freelancer, ideally with strong hands-on experience in troubleshooting video cameras, to help me resolve this. Key requirements for this mission are: - Proficient knowledge in setting up and troubleshooting video cameras - Familiarity with the installation of pertinent drivers and software - Ability to effectively identify and fix the problem

    $25 - $317
    本地
    $25 - $317
    0 个竞标
    PHP Login Bug Fix 6 天 left
    已验证

    I need a skilled PHP developer to help me with a bug that's causing our login functionality to malfunction. Key Requirements: - The bug currently prevents users from logging in, and an error message is displayed upon failure - We need this bug fixed so that users can successfully log in without any issues Ideal Skills and Experience: - Proven experience in PHP development, particularly with lo...is displayed upon failure - We need this bug fixed so that users can successfully log in without any issues Ideal Skills and Experience: - Proven experience in PHP development, particularly with login systems - Strong debugging skills to identify and rectify the issue - Solid understanding of database connections in PHP - Good communication skills to understand the problem and provide a ti...

    $12 (Avg Bid)
    $12 平均报价
    32 个竞标
    site fixes 6 天 left

    i have some path and db issues, also maybe some smtp related fixes. they should take some hours to fix on a simple site. i want the site to work correctly in xampp for all users deadline 20/5

    $10 / hr (Avg Bid)
    $10 / hr 平均报价
    17 个竞标

    Tech stack : React, Typescript, vite & tailwind Find the demo video in the attachments . Note : We've already completed the all page modules. Need to fix responsiveness, some page modules and fix bugs.

    $16 (Avg Bid)
    $16 平均报价
    27 个竞标

    I need an expert in Python for maintenance tasks on some existing code. Key Tasks: - **Bug Fixing:** This code has some bugs that need to be identified and fixed to ensure its proper functioning. - **Code Optimization:** Your expertise is crucial to streamline and optimize the performance of the existing code. Ideal Candidate: - Proficient in Python - Experienced in code maintenance - Skilled in bug fixing and code optimization.

    $19 (Avg Bid)
    $19 平均报价
    17 个竞标

    I'm looking for a seasoned C++ expert to optimize a codebase for improved readability and maintainability. Your primary goal in this project will be to ensure the code is easier to understand and work with in the long run. Key Responsibilities: - Analyzing the existing C++ code and identifying areas for improvement. - Implementing optimization strategies to enhance the code's readability and maintainability. Ideal Qualifications: - Extensive experience in C++ development, specifically in optimizing code. - Proven track record of enhancing code readability and maintainability. - Strong understanding of best practices in C++ development. I'm open to discussing the specifics of the project with the selected expert.

    $197 (Avg Bid)
    $197 平均报价
    6 个竞标

    in general I don't get the Greek characters in the description and all the buttons "complete", "delete" etc. throw this error and the reports are not generated its probabely some issue with the path or smtp notifications. please have a look at the video. i will send you the site and db on chat budget: $15-$20 USD deadline: 20/5

    $27 (Avg Bid)
    $27 平均报价
    39 个竞标

    I have a prompt to 3D generation source code written in Python. Unfortunately, the current code is riddled with bugs, specifically syntax errors, runtime errors, and logic errors. I'm in need of a Python expert who can help me debug and fix these issues. Key responsibilities: - Execute a thorough debugging process to locate and correct syntax, runtime, and logic errors. - Ensure the model is running efficiently and effectively. Ideal skills and experience for this job: - Proficiency in Python with a focus on debugging. - Prior experience working with 3D models is a plus. - Good understanding of software development and bug fixing processes.

    $26 (Avg Bid)
    $26 平均报价
    5 个竞标

    1-I implemented application UI dynamically so it behave. 2-I also implemented new firebase chat system and deleted all agora code and sdk , 3-I also fix the exception and error from the project.

    $100 (Avg Bid)
    $100 平均报价
    1 个竞标

    I have a iOS application with a few bugs that needs fixing and adding the function of inviting phone contacts to our app. iOS applicaiton built in: - Objective C - Native App and UIKit I will share the speciication document when we speak in freelancer chat.

    $171 (Avg Bid)
    $171 平均报价
    39 个竞标

    Hi Irfan K., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

    $20 (Avg Bid)
    $20 平均报价
    1 个竞标

    we are looking for react developer with experience in APIs to check api document and implement validations and fix the API posting . 90% of the code is already implemented , only validations and posting part needs to be fixed . this willl lead to more projects in future Key Requirements: - Proficiency in React development - Experience with API integration in React - Ability to determine and implement the most suitable React APIs for the project's needs

    $132 (Avg Bid)
    $132 平均报价
    101 个竞标

    I'm urgently seeking a skilled Vue, Laravel, and PHP developer to address internal server errors affecting my project. I have a website used technology of vue laravel php there is a migration happened to server and the website loaded with errors on A2Hosting platform can anyone help remotely to fix it Key Responsibilities: - You'd be responsible for examining the internal server errors. - You'll need to implement fixes and thoroughly test them to ensure they've resolved the issues. - You should have a deep understanding of Laravel and PHP to effectively troubleshoot. Ideal Skills and Experience: - Proficient with Vue, Laravel, and PHP. - Proven experience in back-end development. - Capable of diagnosing and fixing internal server errors ...

    $25 (Avg Bid)
    $25 平均报价
    17 个竞标

    I'm in urgent need of a skilled WordPress expert to address the frequent malware infections on my website and to optimize its SEO to increase traffic. Key requirements include: - Resolving the frequent malware infections swiftly and effectively - Implementing robust security measures to prevent future incidents - Employing white-hat SEO techniques to boost my website's traffic - Identifying and rectifying any SEO-related issues that may be hindering traffic growth Your prior experience with malware removal, WordPress security, and SEO optimization is crucial. I am looking for a professional who can not only fix the current issues but also provide long-term solutions to keep my website safe and drive more traffic. Please provide example...

    $126 (Avg Bid)
    $126 平均报价
    134 个竞标

    solana nodejs code for multi-swap within same tx.

    $22 (Avg Bid)
    $22 平均报价
    6 个竞标

    Hi, I am looking for a developer to maintain, make upgrades and fix bugs on my current website and booking system. The system has been done in SQL written in C# by my old developer. He has had a change of career and can no longer work on things but is happy to do a handover to make things easier. This will be an ongoing business relationship and not a one off thing so will need someone with good communication and accurate times of completion. Thanks, Luke.

    $1904 (Avg Bid)
    加保
    $1904
    36 项参赛作品

    Am doing a project using a simple shell and tube heat exchanger design and I have a problem with Ansys fluent validation. I already drew the shell and tube heat exchanger, simple design. However, the problem is that am unable to get similar results as the actual value when it comes to pressure drop. for flow rate 1 ...problem with Ansys fluent validation. I already drew the shell and tube heat exchanger, simple design. However, the problem is that am unable to get similar results as the actual value when it comes to pressure drop. for flow rate 1 am getting it correct, but mass flow rate 0.5 and 2 kg/s are different and far from the actual values for the pressure drop of the shell outlet. I need someone that can fix the issue achieve at least 6% or less error compared to the act...

    $77 (Avg Bid)
    $77 平均报价
    11 个竞标

    I am looking for an experienced CodeIgniter developer to upgrade my existing CodeIgniter 3 project to CodeIgniter 4. The project is currently live and needs to maintain the same database structure and functionality. The key tasks include: Upgrade CodeIgniter Version: Migrate the entire project from CodeIgniter 3 to CodeIgniter 4, ensuring all features and functionalities remain intact. Optimize SQL Queries: Review and optimize all SQL queries to handle heavy loads efficiently. The current system experiences performance issues during peak times, and the new version should resolve these. Fix Bugs and Security Issues: Identify and fix any existing bugs and security vulnerabilities in the current project. Ensure the new version adheres to the latest security standards. ...

    $1099 (Avg Bid)
    $1099 平均报价
    26 个竞标

    I'm working on a school project that involves the development of a Coal Mining Security Alert System. I need someone who can code in Quarky to create this block code system. Unfortunately, I haven't gotten to the point of defining the complete scope of the project, but I'd like to start with the code development. I'm looking for someone who can: - Use Quarky to build a block code system - Understand and implement basic security alert functionalities - Be ready for subsequent feature additions and changes Key Features: = Face Detection: Implement face detection functionality to identify individuals within the mining area. = PPE Kit Verification: Utilize image processing techniques to ensure that miners are wearing proper PPE kits. The system...

    $20 (Avg Bid)
    $20 平均报价
    4 个竞标
    Modify a code on C# 5 天 left
    已验证

    We have a program on C# written on Visual Studio. We want to modify the current program, which read bar codes on a warehouse, for other sections of the company. On this project we will like it to get information from different Oracle tables. Job is to use the original code that we provide and make modifications to adapt to our new requirements.

    $101 (Avg Bid)
    $101 平均报价
    22 个竞标

    Update, Fix, and Add Features to the website - Add strong security and Chat option in WhatsApp. The same changes will be applied to 3 conferences websites

    $91 (Avg Bid)
    $91 平均报价
    15 个竞标

    looks like you're encountering a MySQL error related to an incorrect DATETIME value in your query. This error typically occurs when the format of the date and time being used in the query does not match the expected format in MySQL, or when an empty string is being used where a datetime value is e...checking or adjusting your database, you can manage and review your MySQL databases and their tables from Site Tools -> MySQL -> PHPMyAdmin. Here, you can directly view and edit the data in your tables and ensure that all date and time values are correctly formatted. I also may have more work as well. I want to also Improve on my site design and features. But I need to get this Issue Resolved fast. It is making my site go off line. So I first only want to get a Quote ...

    $31 (Avg Bid)
    $31 平均报价
    21 个竞标

    I'm in search of a skilled Java developer who can assist with a web application project. The ideal candidate should be well-versed in software development, bug fixing, and code optimization. Key Tasks: - Software Development: You'll be responsible for creating a new web application from scratch, ensuring that it is efficient, user-friendly, and meets our requirements. - Bug Fixing: Should there be any issues with the application, you will be expected to identify and fix them promptly to ensure the smooth running of the app. - Code Optimization: You will also need to continuously monitor and optimize the codebase to guarantee the application's performance and stability. Skill Set: - Proficient in Java. - Solid experience with the Spring Framework, Hiber...

    $83 (Avg Bid)
    $83 平均报价
    14 个竞标
    Enhanced Webcam Emulator Code 5 天 left
    已验证

    I'm looking for a skilled programmer who can develop a custom solution for me using frida-tools. The goal is to manipulate webcam settings within an Android emulator environment via adb. Here's what I need: - Modify the current webcam resolution to be higher. - Improve the webcam image quality to support High Dynamic Range (HDR). - Ensure frida-tools can adjust parameters to emulate native library detection. What I require from you: - Experience with frida-tools and adb commands. - Understanding of Android emulator environments. - Proficiency in webcam technology, including resolution and HDR. - Capability to simulate native Android library detections. Freelancers with prior projects involving webcam customization or Android emulation will be preferred. If you have the techn...

    $191 (Avg Bid)
    $191 平均报价
    13 个竞标

    I'm looking for an experienced web developer who can address a few key issues on my WordPress website. - **Theme Fixes**: The primary issue I'm facing is related to theme functionality. This is affecting the overall display of the website. The solution will involve manually uploading the latest version of the theme. - **Core Web Vitals**: I'm also in need of enhancements to improve the loading performance and visual stability of the website. Your expertise in optimizing these aspects will be crucial. - **Blog Page Inspection**: Specifically, I would like you to inspect the navigation menu layout on the blog page. If necessary, you will need to fix any structural issues that may be present. Ideal candidates for this project should have: ...

    $27 (Avg Bid)
    $27 平均报价
    17 个竞标

    I'm looking for a skilled React developer to join my project team. We are working to develop a single page application and your role will be crucial in achieving this goal. Key Tasks: - Creating new components: You will be responsible for building new components that align with our project requirements and design. - Debugging and fixing existing code: Part of your tasks will involve troubleshooting and resolving any issues that arise within the existing codebase. - Performance optimization: It's essential that you have a strong understanding of React and can help optimize the performance of our application. The scope of this project is the development of a single page application, and a key focus will be on ensuring a responsive design. This is crucial to enhance ...

    $23 (Avg Bid)
    $23 平均报价
    33 个竞标

    My Python script is intended to scrape specific Telegram groups, but it's not functioning as expected. I need a developer to address these issues, described below. - **Issue Description**: The script is crashing when scraping certain Telegram groups, which is likely due to the fact that it's not respecting selections. The error presented is “ AttributeError: 'MessageMediaWebPage' object has no attribute 'document'” I can provide the script if you want to check how it’s working. I am open to a whole new script being made. So long as it functions in a similar way. If not familiar you can view telethon api - **Expected Behavior**: The scraping script is supposed to collect data that matches specific regex patterns. This means that

    $32 (Avg Bid)
    $32 平均报价
    12 个竞标

    Fix issue with enclouser Extend the pcb by 20mm

    $100 (Avg Bid)
    $100 平均报价
    1 个竞标

    Anchor links aren't going to the right place on the mobile version of my Wordpress site I need a developer who can provide advice on this and hopefully a quick fix.

    $10 / hr (Avg Bid)
    $10 / hr 平均报价
    75 个竞标

    ...Experienced computer software person, have good reviews for Online Software Support. Working with me, at my time zone. You available at my time between 7am-9pm PDT, Pacific Day Time, / USA – Los Angeles. There are 4 computers that I need help, you post your bid, that you get pay for each pc. If you are able to help wit 2 units, you get pay for two SO INCLUDE IN TEXT IN YOUR PROPOSAL, WHICH COMPUTER SUPPORT HOW MUCH COST: # 1, HP, $.. #2, LENOVO, $.. #3, DELL, $.. #4, ACER, $.. We will post for the winner 4 separate jobs, each will be separate awarded before start! If same computer we can’t fix, is no pay, of course To start communication you need to answer with: “4 computers” so I know you read my listing 1, I have on older HP lapto...

    $94 (Avg Bid)
    $94 平均报价
    11 个竞标

    I'm looking for a skilled developer to help me resolve some bugs in my system and provide ongoing support as needed. Ideal skills and experience include: - Strong experience in bug fixing - Proven success with database issues - Excellent knowledge of system design Expectations: - Implement bug fixes and make suitable modifications to address these issues - Provide ongoing support as needed - Communicate updates and feedback through remote access to my system I'm open to discussing the project further with qualified individuals.

    $2 / hr (Avg Bid)
    $2 / hr 平均报价
    6 个竞标

    I need 1 photo modified. The photo that needs to be changed = Model-car-photo1-8bit.jpg. The edits I need are as follows, and I attached images that describe the edits i need. Recover Dress Highlight Details but keep the skin exposure bright. (). Fix models arm marks and tan line. (). Remove Bright Reelections on car hood and window. (). Remove the large crack in the concrete ground. (). Make the car lights look like they are on. (). Edit the license plate so it says THT GIRL. Make it look real. () After those edits are done, please make the subject stand out from the background.. Maybe darken

    $10 (Avg Bid)
    加保
    $10
    105 项参赛作品

    I'm looking to revamp the Projects Page of my website with the main goal of realigning it. Key requirements: - Update the design of the Projects Page - Realign the Featured Projects section - Ensure consistency with the rest of the site This is a simple WorPress Fix

    $33 (Avg Bid)
    $33 平均报价
    21 个竞标

    ...optimize an existing codebase used for data analysis. Key Requirements: - Improve the speed of the code: The primary goal of this project is to significantly enhance the algorithm efficiency, thus resulting in a noticeable speed improvement. Ideal Skills and Experience: - Proficient in Python: You should have extensive experience working with Python and be able to recognize areas in the code that are causing performance bottlenecks. - Data Analysis Experience: Familiarity with data analysis practices would be beneficial as the code is part of this application. - Optimization: You should have a strong background in optimizing code for improved speed and efficiency. Additional Information: - The code is currently functional but is not running at t...

    $25 (Avg Bid)
    $25 平均报价
    19 个竞标

    I have a Pine Editor script that I believe is in a good place, but I'm hitting some error messages that I can't seem to fix. I need someone who knows their way around Pine Script and TradingView to help me get this script running smoothly. Key Requirements: - Troubleshoot and debug script errors: The main issue I'm facing is error messages when I try to run the script. I need someone to go through the script, identify the root cause of these errors, and help me fix them. - Pine Script proficiency: The ideal freelancer for this project should have a good handle on Pine Script, as it's essential for understanding and improving the script. - TradingView experience: Since the script is set to work within TradingView, experience with this platform is crucial. ...

    $26 (Avg Bid)
    $26 平均报价
    6 个竞标

    I'm looking for an experienced web developer who can address a few key issues on my WordPress website. - **Theme Fixes**: The primary issue I'm facing is related to theme functionality. This is affecting the overall display of the website. The solution will involve manually uploading the latest version of the theme. - **Core Web Vitals**: I'm also in need of enhancements to improve the loading performance and visual stability of the website. Your expertise in optimizing these aspects will be crucial. - **Blog Page Inspection**: Specifically, I would like you to inspect the navigation menu layout on the blog page. If necessary, you will need to fix any structural issues that may be present. Ideal candidates for this project should have: ...

    $31 (Avg Bid)
    $31 平均报价
    13 个竞标

    As the owner of a Magento 2 website, I am facing a set of challenges requiring urgent attention. Primary Issues: - Checkout process errors: Our sales are dropping and people complained they can't pay. I found one solution: if we revert configurations from the backup that should be resolved. We sold last yesterday at 7 pm and there are no sales after that even though we can monitor customers who are going on the checkout page but aren't able to shop. This never occurred! Ideal Candidate: I am looking for a freelancer with extensive experience in Magento 2 who can accurately diagnose and resolve these issues. This project will be done through anydesk as we can't share access and please bid if you can fix these issues in a couple of hours. Thank you

    $14 / hr (Avg Bid)
    $14 / hr 平均报价
    55 个竞标

    THIS IS NOT A NORMAL PROBLEM.... so I need a REAL expert! I'm currently facing issues with tax display on my WooCommerce store. The tax is not appearing for customers in the front end, and it's also not showing on the invoices. I'm not using any additional tax plugins or extensions. 1) Tax is configured 2) Tax rates are set 3) Ive tried turning off all other plugins 4) Ive tried changing theme Key Requirements: - Ensure that tax is displayed as a separate line item during checkout. - Include tax details on customer invoices. Ideal Skills: - EXPERT ONLY experience and understanding of WooCommerce / wordpress - Proficiency in managing taxes within WooCommerce. - Attention to detail to ensure that tax information is displayed correctly. site is

    $153 (Avg Bid)
    $153 平均报价
    99 个竞标

    I am seeking a skilled illustrator that specializes in drawing animals, specifically horses. In this particular job, your task will be to fix or complete the hind legs, with realistic, anatomically correct limbs and hooves that work with the rest of the image. The horse should be depicted in a standing position. Key requirements include: - Strong attention to detail: I'm seeking precise attention to detail in your drawing, matching the overall look and feel of the art I present you with. - Knowledge of horse anatomy: You should be familiar with horse anatomy and the structure of their hind legs and hooves, and be able to depict this accurately. - Specialization in animal and occasionally human drawings: You'll have experience drawing or painting horses from different a...

    $10 (Avg Bid)
    加保
    $10
    37 项参赛作品

    I have a set of hand-drawn electrical schematics on paper that I need to convert into electronic format. The goal is to create a basic layout for documentation purposes. ...schematics and diagrams - Attention to detail to accurately represent the original hand-drawn schematics - Previous experience in similar projects is a plus I'm looking for a freelancer who can deliver high-quality work within a reasonable timeframe. Please include samples of similar projects in your bid. I expect there will be at least 1 feedback cycle where I redline what you provide, and you fix it. If you have read this entire project description indicate to me in your response that you have read the whole thing by using the word "Animal" in your response. This will be an indicator to me of ...

    $119 (Avg Bid)
    $119 平均报价
    19 个竞标

    I'm in need of a skilled Delphi developer who can quickly generate a program that can dive into the registry of a Windows machine and extract the names of all programs listed in the "Add/Remove Programs" section. Key Requirements: - The code should be written in Delphi. - It should effectively scan the registry. - Extracted program names should be displayed in a listbox. This is a simple task, but it's important that the code is efficient and free from bugs.

    $120 (Avg Bid)
    $120 平均报价
    22 个竞标

    I'm in need of a skilled OpenCV programmer to help me with a bug in my WhatsApp automation script. Here's what you need to know: - The specific issue is that the automation isn't starting as expected. - The script is written in Node.js. - I haven't been able to locate any error messages or logs that might be related to the issue. You should ideally have experience with: - WhatsApp automation - Node.js - OpenCV Your task will be to identify the root cause of the automation failing to start and rectify it.

    $12 (Avg Bid)
    $12 平均报价
    3 个竞标
    WordPress Ads.txt Fix 5 天 left
    已验证

    I'm in need of a professional who can help me resolve the status not found issue on my WordPress website. I've attempted to fix it before, but unfortunately, it wasn't successful. Key Requirements: - Experience with WordPress - Expertise in resolving issues - Ability to communicate efficiently via Instant Messaging The ideal freelancer for this task should have a strong technical background in WordPress and experience with ad management. Your ability to swiftly and permanently resolve the issue will be a crucial factor in my selection.

    $36 (Avg Bid)
    $36 平均报价
    16 个竞标

    I'm in need of an experienced C# desktop programmer who is well-versed in SQL Server 2019. The primary task is to ensure that new columns added to the database are correctly displayed in the Excel report generated by the application also fix some minor areas that will discuss in detail Key Responsibilities: - Troubleshoot and fix the issue of new columns not being displayed in the Excel report - Ensure that all relevant data is correctly fetched from the SQL Server 2019 database - Implement a seamless solution that does not affect the overall functionality of the application Ideal Skills and Experience: - Strong proficiency in C# programming language - Expert knowledge of SQL Server 2019, including stored procedures and functions - Prior experience with similar tasks i...

    $146 (Avg Bid)
    $146 平均报价
    52 个竞标

    I will provide you code as discussed

    $124 (Avg Bid)
    $124 平均报价
    1 个竞标

    ...ay Subject line: I Urgently Need 1,000 donations to help me from losing my home & business: 5/18/2024 Once again, thank you to the people that have donated so far. However, it’s been too long since anyone made a donation. I realize it must be difficult to give money to a person you haven’t seen for years or never met. I wanted to run a “Rewards Based Campaign” where contributors could select either Prints of my Artwork or select from my list of 200 different titles of Vintage Children’s books or both but GoFundMe prohibits offering rewards. I’ve been a successful award winning world-class professional painter & printmaker for decades. However (as mentioned in my campaign) Redundancy in my “Visual Ar...

    $134 (Avg Bid)
    $134 平均报价
    12 个竞标