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Tips and guides for fixing your own computer, managing passwords, partitions, updates, file sharing, firewalls, networks and preferences.

NEW! How to fix your own computer
Passwords
How to become the root user (Fedora/CentOS)
How to choose a password and keep it safe
How to change the root password (Fedora/CentOS)
What to do if you forget the root password (Fedora/CentOS/Ubuntu)
How to add a user and change their password (Fedora/CentOS/Ubuntu)
What to do if someone steals your root password
Using yum to keep your system updated (Fedora/CentOS)
What is yum?
The anatomy of a software package
When and how to run yum
What if I don't have a high-speed Internet connection?
How yum updates the kernel
Using apt-get to keep your system updated (Ubuntu)
What is apt-get?
When and how to run apt-get
What if I don't have a high-speed Internet connection?
How apt-get updates the kernel
Partitions
What is a partition?
Do I need to have my hard drive partitioned?
How to plan a good partition strategy
Can I adjust my partition sizes after they've been set up?
Firewall
What is a firewall?
Do I really need to have a firewall?
How to determine which ports need to be open
How to determine if you have unnecessary ports open
How to open and close ports using iptables
How to determine if firewall settings are causing your application to behave badly
File sharing
What is Samba?
How to configure samba
How to share files with Windows Users
Installing, configuring and sharing printers
How to find out if your printer will work in Linux
How to install a printer using CUPS
How to share a printer with Linux users
How to share a printer with Windows users
Changing your desktop preferences
How to change the desktop background image
How to change the screensaver
How to change the mouse configuration
How to change your login password
How to change event sounds
Network settings
How to determine the IP address
How to use a static IP address
How to use a dynamic IP address
How to change nameservers
How to change the gateway
How to restart networking from the command line
Linux News courtesy of /.

What's the Damage? Measuring fsck Under XFS and Ext4 On Big Storage
2012-02-03

Linux Game Publishing CEO Resigns
2012-02-01

Greg KH Leaves SUSE For Linux Foundation
2012-02-01

Why Linux Vendors Need To Sell More Than Linux
2012-01-31

New Spark Tablet To Come Loaded With KDE's Active Plasma Interface
2012-01-29

Exploits Emerge For Linux Privilege Escalation Flaw
2012-01-25

KDE 4.8 Released
2012-01-25