Tips and Tricks
3 simple and useful tools to grep multiple strings in Linux
How to grep multiple strings and patterns in single line from a file in Linux or Unix? Is it possible to grep multiple strings using single command from a file? …
6 practical scenarios to use grep recursive with examples
Perform grep recursive search for string or pattern across directories and sub directories, include or exclude certain filenames, print output with or without …
[Solved] Found a swap file by the name .XXX.swp
What is .swp file? Why this file is created? How to get rid of Found a swap file by the name warning? Another program may be editing the same file. An edit …
SOLVED: SSH fails with postponed publickey error
[Solved} Steps to debug and fix postponed publickey error leading to SSH connection failure. You may also get ROOT LOGIN REFUSED, Failed pubkey, permission …
Dashed Filename in Linux: What It Means and How to Fix It
How to create, read, modify, find and remove dashed filename and directories in Linux. Open and access files & directories starting with (dash) and double dash …