bash idioms are tiny scripts, mostly one-liners, that accomplish a lot and can be used as building blocks in bigger scripts. 1.0 Find most frequent words Suppose we have a bunch of text files and we wish to find the most frequently used words in those files, we can do that with the command, cat …
rsync is a one-way file synchronization tool used in Linux and other Unix-like systems. It is used to ensure that the destination file(s) become an exact replica of corresponding file(s) at the source, thus providing an excellent tool for taking backups. rsync is inherently a file copying tool. However, it is a better file copying …
vi is a classic text editor that has been available with Unix systems right from the beginning. vi has been a very popular text editor and one can edit files very efficiently using it. In this tutorial, we look at some of the vi commands that make it such a powerful editor. Since vim (vi-improved) …
