Ubuntu/Debian/Mint news and tutorials | Linux stuff
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Quick Tip
Find Files Containing a Text Pattern
find . -iname "*.txt" -exec grep -l "hello" {} +
Quick Tip
Create a Bootable USB from an ISO Image
sudo dd if=/path/to/image.iso of=/dev/sdX bs=4096k
Replace /dev/sdX with your USB device, for example, /dev/sdb.
Quick Tip
Disable Overlay Scrollbars in GNOME
gsettings set com.canonical.desktop.interface scrollbar-mode normal
Changes should occur instantly. The overlay scrollbars should now be replaced with normal scrollbars. This method works for Ubuntu 12.10 and above.
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Linux Cheat Sheet
Have a look at our Linux Cheat Sheet for quick one-liners, commands and tips.

In this tutorial I’ll show you how to automatically fire up any program or command when KDE starts up. You can create your own launchers (desktop files) to be ran or even Bash scripts with commands to be executed.

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Controlling Amarok from a terminal may come in handy in various situations, and can also be a way of using scripts or aliases to give commands directly to Amarok, without having to even keep the window opened, instead leaving it running in the system tray.

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Docking various applications comes in handy especially when you want to have applications you’d like to run continuously without taking up taskbar space, but the application in question has no such option. Below are a few ways of accomplishing this; the tools provided here will dock any window into the system tray, and they have several useful command-line options to control the behavior of docked windows.

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I compiled a cheat sheet for Linux which includes general-purpose commands, one-liners, Bash tips and system calls. You can download it from here.

For suggestions of corrections, please leave a comment below.

Updated: v0.2.2 (Mar 28, 2014) – added several C functions, DPKG tips

This tutorial focuses on showing the use of one of the new features introduced in Ubuntu 13.10, namely Smart Scopes. With Mir being postponed, Saucy Salamander didn’t have a lot of new features, focusing on stability rather than trying to break new grounds. Smart Scopes is one of the main additions to Dash in Saucy.

gnome-terminal

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By default, the Konqueror file manager will open various file types (including text files or images) in the integrated viewer, in the same tab from which you opened the respective file. To prevent it from doing this, just follow the next steps:

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There is this KDE bug which will open by default any movie application with Kaffeine, even though another program is set to open these. One solution would be to completely remove Kaffeine, this way the next application in the default applications list will be used.

However, if you don’t want to remove Kaffeine, you can try the following steps:

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Issue the following command in a terminal:

sudo dd if=/path/to/image.iso of=/dev/sdX bs=1024k

if is the input file, in this case the ISO image, and of is the output device. Replace /dev/sdX with the letter corresponding to your USB device (e.g. /dev/sdb).

In this tutorial I’ll show how to get some nicely colored man pages by adding several lines inside the .bashrc file, explaining what the code means and how it works.

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GNU find is a powerful command-line utility that lets you search for files and folders in a hierarchical tree directory structure. It is the backend for all those utilities out there like the graphical searching in KDE or GNOME. However, find can be a little hard to handle at first by beginners. In this tutorial I will try to explain some of the capabilities of find, show some useful one-liners and provide more explanations regarding this command.

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The file used to change various GRUB 2 settings is /etc/default/grub. This file also contains options to adjust the timeout in seconds before GRUB boots the default OS (GRUB_TIMEOUT), change which OS should be selected by default (GRUB_DEFAULT, first entry being 0), and also the option to change the resolution used by default – GRUB_GFXMODE.

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First of all I’d like to thank TuxArena’s readers for giving good feedback in the first part of this series, which overviews 15 of the tools I consider particularly useful in a console. This article overviews 10 more such tools, and most of them were suggested by you. Screenshots included.

telnet
telnet is a well-known command-line tool which uses sockets to open a TCP connection to the specified hostname and port. telnet can be primarily used for non-secure connections to connect to a HTTP server and get a file or to an IRC server for example. Escape character in telnet is ^] (press Ctrl+])
Homepage

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PeaZip is an open-source file archiver with GTK and Qt interfaces, with support for all the major archives out there, including gzip, 7z, bzip2, zip, and arc.

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