A curated list of awesome bitwise operations and tricks. Maintainer - Keon Kim https://github.com/keonkim/awesome-bits
Freely available programming books including List of Free Learning Resources Tutorials, books, and more, for a variety of programming languages. https://github.com/vhf/free-programming- books [wraps]
A GNU Social-compatible microblogging server https://mastodon.social https://github.com/tootsuite/mastodon
Best-websites-programmer-should-visit: Some useful websites for programmers.
Learn RegEX the Easy Way: A regular expression is a pattern that is matched against a subject string from left to right. The word "Regular expression" is a mouthful, you will usually find the term abbreviated as "regex" or "regexp". Regular expression is used for replacing a text within a string, validating form, extract a substring from a string based upon a pattern match, & more.https://github.com/zeeshanu/learn-regex