ls -l –block-size=M will give you a long format listing (needed to actually see the file size) and round file sizes up to the nearest MiB. If you want MB…
LINUX
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103
Grep: Grep (Global Regular Expression Print) is a command-line utility for searching plain-text data sets for lines matching a regular expression. … Grep was originally developed for the Unix operating…
“rc” in .bashrc stand for: It stands for “run commands”. This comes from MIT’s CTSS (Compatible Time-Sharing System) and Multics, where the idea that a command processing shell would be…
PROBLEM: From vi, if you issue the command :sp, the screen splits into two “views”, allowing you to edit more than one file from the same terminal. Along those same…
PROBLEM: Sometimes you want to start a process and forget about it. If you start it from the command line, like this: [ad type=”banner”] you can’t close the terminal, or…
/usr/bin: The /usr/bin Directory. /usr/bin is a standard directory on Unix-like operating systems that contains most of the executable files (i.e., ready-to-run programs) that are not needed for booting (i.e.,…
Double dash: The double dash “–” means end of command line flags i.e. it tells the preceding command not to try to parse what comes after command line options. It…
Emacs: Emacs (pronounced EE-maks and sometimes spelled “emacs” or “EMACS”) Emacs is one of the most versatile text editors available for Linux and UNIX-based systems. Emacs provides typed commands and…
Purpose of the lost+found folder: This directory is for recovering files which are not properly closed due to many reason such as power failure. The lost+found folder contains the files…
CTRL+S essentially does XOFF, which means the terminal will accept key strokes but won’t show the output of anything. It will act as if your terminal is dead when it’s…