Category Archives: cli

Make that last command into a Linux script

You have been trying combinations to see which command line options best fit your needs, and you’ve finally found it. Now let’s make that into a script. You could revert to the last command using your Up key, copy the string, create a new file, paste the string, save the file. Or you could simply… Read More »

Extract a tarball online without local saving

This can be a real saver if you are using an EeePC with very low disk space. Say you want to download a large file but you don’t want to save it locally because you don’t have the necessary disk space. Do a wget -qO – “” | tar zxvf –

Impress your friends with your CLI magic in Linux

Here are two one-liners to have fun with. The first one takes a block of text you input it and displays it one character at a time, creating the impression that someone else is typing: echo “I have a troll in my Linux box that is doing all the work for me” | pv -qL… Read More »

Category: cli

Leave no traces in your .bash_history file

If you wish to not leave traces of your CLI activity in the .bash_history file, you can exclude the logging of certain commands by appending a space character before them. For example, press the space bar before you type cat /etc/passwd: <space>cat /etc/passwd