Unix / Linux: Read File from Line Number
Objective: Read a file from a specific line number or skip the first x numbers of lines.
Linux: Get Kernel Version
Objective: Find out the kernel version / release that is currently running on any Linux distribution.
Linux: Single Instance of Shell Script
Objective: Ensure that only a single instance of a shell script is running at a time on Linux.
Linux: Run Last Command as Sudo
Objective: You wanted to run a command as root but you forgot to use sudo. There is a useful shell shortcut (using Event Designators) to re-run the previous command under sudo.
Linux: Alias with Variables / Arguments
Objective: The alias command can be used to launch any command or a group of commands (inclusive of any options, arguments and redirection) by entering a pre-set string. But how to pass an argument to alias or let an alias handle a variable?
Unix / Linux: Remove ANSI Escape Sequences
Objective: Remove ANSI escape sequences from a input file on UNIX / Linux.
Android: Enable ADB Backup for Any App
Android allows the backup and restore of an app’s private data using adb backup. This feature is enabled if the android:allowbackup attribute is set to true in the Android Manifest (AndroidManifest.xml) XML file. If the feature is disabled, ADB backups will not work. In this article we will learn how to enable ADB backups for any app without rooting.
Shell Script: Get HTTP Header
Objective: Get HTTP response headers of a URL in a shell script.
Shell Script: Read File Line by Line
Objective: Read the contents of a file line by line in a shell script.
Linux: Convert Tabs to Spaces
Objective: Convert a text file with tabs to spaces on Linux.
