Unlock the power of advanced regular expressions in sed, grep, and vim with this comprehensive guide. Learn how to use lookahead and lookbehind assertions, backreferences, conditional statements, non-capturing groups, and atomic groups to enhance your text search and manipulation skills.... Read More

Vim is a highly efficient and versatile text editor that has been around for over two decades. It is widely used by developers, sysadmins, and power users for its unique features and capabilities. Vim offers a rich set of features for editing text, programming, and automation that make it a favorite among users who want to get more done with fewer keystrokes.... Read More

Often times when we are editing our files, we need a faster way to produce hundreds, even thousands of lines with repetitive content or lines that have some variables that change on every line and it would be tedious to write them manually. Here comes Python.... Read More

Text editors are an important part of any operating system, learning how to use them and mastering them is must have skill for anyone who wants to use a computer, especially if you want to do some programming and code writing.... Read More