You hear about the great macro feature of Emacs all the time. You see cheat sheets for Emacs key combinations all the time. But you never quite see the keyboard macro trick demonstrated clearly. Here's how it works:
This document describes how to install a Proftpd server that uses virtual users from a MySQL database instead of real system users. This is much more performant and allows to have thousands of ftp users on a single machine. In addition to that I will show the use of quota with this setup.
Pretty much since I started using Openbox, I’ve been wanting a simple way to change the wallpaper from the right-click menu. I eventually found a way, using a script that reads my wallpaper directory and lists files it finds there. Clicking on the menu entry triggers feh, which sets the image to the root window.
Despite the improvements made each year by GNU/Linux, KDE, and GNOME, recovering from failure is one of the recurring themes many new users struggle with. Why aren't we making it easier to prepare for, and recover from, failure? Here are some proposals to make recovery less painful.
Change the Default Drive Partitioning
Now, why in the world would I want to use a text-based email client?
Sending e-mail from the command line is something very easy to do with the plethora of tools available under linux for this. mail,mutt, nail, nmh etc. come to mind.
However to directly talk SMTP commands to the target host and deliverthe mail is something that needs some more work.
There exists a neat little tool in Unix command line toolbox called dig. The dig tool is designed to allow you to pull up DNS information and can be useful if you’re having network problems, or messing around with your DNS.
Many people notice that after using a computer for a long period of time, that their system might start to slow down; programs open up or respond slower, web browsers seem sluggish, and the computer seems to all but slow to a crawl. Experienced users will recognize that this occurrence is due to limited free memory or RAM on the system.
Once you are comfortable with inputting functions and formulas, the next step is to learn how to automate the processes. Calc includes over half a dozen tools to help you manipulate functions and formulas, ranging from features for copying and reusing data to creating subtotals automatically to ones for varying information to help you find the answers that you need.
You can extract sound from a DVD, one track at a time or a chapter at a time. Some simple command line examples should suffice to demonstrate how this is done.
First thing you need to do is make sure you have lsdvd and transcode installed:
sudo apt-get install lsdvd transcode