--- title: Best DevDojo posts — February 2021 | daily.dev description: The most upvoted DevDojo posts from February 2021, curated by the daily.dev community. canonical: https://daily.dev/sources/devdojo/best-of/2021/02 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/devdojo/best-of/2021/02 og:type: website og:site_name: daily.dev og:title: Best DevDojo posts — February 2021 | daily.dev og:description: The most upvoted DevDojo posts from February 2021, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of DevDojo — February 2021 1. 1 [](https://daily.dev/posts/when-will-we-have-css4--vdtznpvex "When will we have CSS4?") Article DevDojo · 6y When will we have CSS4? Cascading Style Sheets does not have versions in the traditional sense; instead, it has levels. Each level of CSS builds on the previous, refining definitions and adding features. A user agent conforming to a higher level is thus also conformant to all lower levels. 61 6 2. 2 [](https://daily.dev/posts/tailwind-css-all-you-need-to-know-to-get-started-jdheeaozj "Tailwind CSS — all you need to know to get started") Article DevDojo · 6y Tailwind CSS — all you need to know to get started Tailwind encourages and facilitates a utility-first approach where you write as few custom styles as possible. For this reason, Tailwind CSS isn't really a CSS framework such as Bootstrap or Bulma. The most important part of learning how to use Tailwind is actually using its classes. 44 3 3. 3 [](https://daily.dev/posts/top-18-git-commands-that-you-should-know-itkh5rjob "Top 18 Git commands that you should know") Article DevDojo · 6y Top 18 Git commands that you should know Git is the most popular version control system for tracking changes in source code. The original author of git is Linus Torvalds who is also the creator of Linux. All you need in order to follow along is a git terminal or a bash shell with git installed. 28 8 4. 4 [](https://daily.dev/posts/javascript-loops-and-how-to-use-them-r07981r1 "JavaScript Loops And How To Use Them") Article DevDojo · 6y JavaScript Loops And How To Use Them The while loop is probably the first loop that anybody learns when they start using JavaScript. The do...while loop is a variant of the while loop. The for...in is a special type of loop that iterates over the properties of an object. The last two loops are to print out the members of The Beatles. 14 5 5. 5 [](https://daily.dev/posts/getting-a-start-in-react-hook-form-ngdvo4sag "Getting a Start in React Hook Form") Article DevDojo · 6y Getting a Start in React Hook Form Forms are an essential component in web apps. They are specially used to interact with the end-users and perform operations accordingly. We are going to explore the integration of form components in React environment by using the react-hook-form package. This package offers performant, flexible, and extensible forms. 13 6. 6 [](https://daily.dev/posts/6-tips-to-avoid-burnout-as-a-coding-professional-qemshrpzw "6 Tips To Avoid Burnout As a Coding Professional") Article DevDojo · 6y 6 Tips To Avoid Burnout As a Coding Professional Computer coding may be a rewarding field, but there are plenty of health-related pitfalls you need to avoid. By assessing your diet and fitness level, you can sidestep dangerous weight gain, muscle loss and stress. With these tips, you'll avoid exhaustion and make the very best of your career in computer coding. 12 1 7. 7 [](https://daily.dev/posts/quick-tips-for-writing-a-good-readme-file-kykybumox "Quick Tips for Writing a Good README File") Article DevDojo · 6y Quick Tips for Writing a Good README File Data Structures: Why do we need Data Structures? Why does it make sense to use data structures to build data structures? Why is it so important to have a data structure that can be used to build a database of data? 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