I just finished writing my third e-book about Perl one-liners. Perl one-liners are small and awesome Perl programs that fit in a single line of code and they do one thing really well. These things include changing line spacing, numbering lines, doing calculations, converting and substituting text, deleting and printing certain lines, parsing logs, editing files in-place, and many more.Read more »
I just wrote my second e-book. This time it's about sed one-liners. Sed one-liners teaches you sed, the superman of Unix stream editing, through various practical examples, such as numbering lines, printing certain lines, converting text, etc. The book is 98 pages long and contains precisely 100 well explained one-liners. Have a look!Read more »
I just wrote my first e-book ever about AWK one-liners. AWK one-liners are programs that fit on one line and do one thing, such as, numbering lines, printing certain lines, finding sums, etc. The book is 50 pages long and contains 70 well explained one-liners.Read more »
awk may be used to count instances and also sum columns for reports. Often it is useful to use awk scripts for the output so that it can be formatted to your needs.Read more »
This is the second article in this series, and brings eight additional tips for working faster with the shell. Here is the first article of the series, containing 10 tips.Read more »
The guide aims first-time users and average Linux users and its goal is to make you learn your way around when using the Linux command-line interface (or CLI for short). It also encourages some habits which I believe that, although hard to learn at first, will make you more productive later on.Read more »
Guake - Quake-style terminal for GNOME
A Quake-style terminal is a drop-down terminal which can be shown/hidden just like the console in Quake (and most of the first-person shooter games out there), using the press of a key (~ in Quake). Guake is a terminal application written in GTK which uses the F12 keyboard shortcut by default to show or hide it.
For a shell music player, I used to love CMus (I still like it a lot), but I've found a similar - probably better - command line music player which is actually a MPD client: Ncmpcpp.Read more »
We've seen how to check Gmail using the terminal (shell) in Linux and Mac but how about sending emails from a shell?
This is actually pretty easy, here's what you have to do:Read more »
Scripts are files that contain shell commands which may be short or can be very complex. Scripts just make it easier because you can invoke one command to run all of the commands in the script. Here instead of using 8 separate commands you can use one command to execute all of them.Read more »
Among the commands: Find removed (deleted) files still in use via /proc, On-the-fly unrar movie in .rar archive and play it, does also work on part archives, List programs with open ports and connections, Manually pause/unpause an application (process), etc.Read more »
The Bourne Again Shell (bash) is the default shell in almost all Linux distributions. The bash shell has a history feature which can make life easier for any serious Linux user.Read more »