When all else fails, read the manual. Command line users on Linux and Mac know they can type “man” followed by a command name to see a long, detailed explanation of that command. These man pages are useful but verbose. Sometimes all you need is a short, concise explanation of a command to refresh your memory. Here’s an easy way to get concise, practical explanations of commands used on the command line on Linux and Mac. It’s a command line app called “tldr”, after the abbreviation for “too long; didn’t read”. The tl;dr abbreviation is used to write or request...
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