Development

Online accounting software made for your small business. Log in anytime, anywhere and explore easy invoicing, bookkeeping and more.

A collection of free single-purpose online tools for web developers...

A classless CSS framework to write modern websites using only HTML.

Enhance your daily coding with our JavaScript Operators Cheatsheet! Bookmark it and reference it fast, saving you precious building time.

In this article, we will be discussing everything about Bootstrap colors and the application or usage of Bootstrap color utilities.

W3Schools offers free online tutorials, references and exercises in all the major languages of the web. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more.

Generate CSS transition with our CSS generator tool. Preview the result and copy the generated code to your website.

Drive more traffic to your website with our free Twitter Card generator. Attach photos, videos and media to your Tweets.

Easily generate HTML code with our user-friendly HTML generator. Streamline web development and design with our intuitive tool.

Free award-winning Meta Tags generator. Generate the useful meta tags for your website.

Free award-winning robots.txt generator. Make sure search engines are crawling and indexing your website.

Award-winning, free website code generators. Generate HTML, CSS, Structured Data, Twitter Cards, Open Graph and more.

Design tokens are the single source of truth to name and store design decisions.

The ultimate checklist for all serious web developers building modern websites. Make sure your site follows web development best practices.

Measure the speed and Core Web Vitals of your website. Find out how to make your website load faster and rank well in Google.

Effortlessly convert Excel (or other spreadsheets) to Markdown Table. Utilize the Table Editor to create and modify Markdown Table online.

Build CLI applications in R.

Discover the latest AI tools for whatever your needs. Simply type in a function like music or image editing. We continuously update this list to display all the AI tools available on the market.

The Colormind has a REST API that allows you to build applications with beautiful generated color palettes

Coze is a next-generation AI application and chatbot developing platform for everyone. Regardless of your programming experience, Coze enables you to effortlessly create various chatbots and deploy them across different social platforms and messaging apps.

Create an interactive table of Shiny inputs by providing data and a table definition.

How to fix error & warning messages in R - List of most common errors & warnings - Tutorials & examples on how to fix in RStudio

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Chat with your data via AI. https://RTutor.ai.

Shiny is a package that makes it easy to create interactive web apps using R and Python.

a small data filter module for shiny.

Rectangling is the art and craft of taking a deeply nested list (often sourced from wild caught JSON or XML) and taming it into a tidy data set of rows and columns. This vignette introduces you to the main rectangling tools provided by tidyr: `unnest_longer()`, `unnest_wider()`, and `hoist()`.

Working with modern APIs you will often have to wrangle with data in JSON format. This article presents some tools and recipes for working with JSON data with R in the tidyverse. We’ll use purrr::map functions to extract and transform our JSON data. And we’ll provide intuitive examples of the cross-overs and differences between purrr ... Read more

R - JSON Files - JSON file stores data as text in human-readable format. Json stands for JavaScript Object Notation. R can read JSON files using the rjson package.