This is quick guide howto find files and directories quick and efficiently on Linux with locate command. Linux find command is outdated, slow and complicated to use, so locate command is much better option.
Locate basic usage find files and directories
locate file
# example
locate httpd.conf
locate path
# example
locate /X11/
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This is a quick tip, howto find, query and list all available packages from a specific Yum repository/repositories on Fedora, CentOS, Red Hat (RHEL). This trick does not show the already installed packages from selected repository.
List All Repositories and Check Repository ID's
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This is guide with screenshots, howto install Fedora 15 Lovelock using Live CD or Live USB. Fedora 15 Installation can be done also with using Fedora NetInstall (Net Install) with gPXE and BFO (boot.fedoraproject.org).
Note this installation is done on Gnome 3 fallback mode and Gnome shell looks little different. Here is also some Gnome 3 with Shell screenshots.
1. Before Fedora 15 Installation
1.1 Download Fedora 15 LiveCD Image
Download Fedora 15 here.
Select your favorite Live...
This is guide, howto upgrade Fedora 14 to Fedora 15 with Preupgrade. Preupgrade download needed packages from the server, set up everything and then reboot to installer and after install boot the new system. It’s important backup your important files before upgrading.
If the aim is to update older versions of Fedora to Fedora 15, then each version have to be upgraded step by step:
Upgrade Fedora 12 to Fedora 13 with Preupgrade >>
Upgrade Fedora 13 to Fedora 14 with Preupgrade >>
From...
Mozilla Firefox 6 is released and this is guide, howto install Firefox 6 on Fedora 15, Fedora 14, Fedora 13, Fedora 12 and Fedora 11 using YUM. This is not big deal for Fedora 15 users, because Firefox 6 found on update repos, but this is good for older Fedora users.
What's new in Firefox 6
The address bar now highlights the domain of the website you’re visiting
Support for the latest draft version of WebSockets with a prefixed API
Support for EventSource / Server-sent...
This is simple guide, howto install tint2 version 0.11 and tint2 and tintwizard on Fedora 16/15/14 using YUM. tint2 is very good option if you want add panel / task bar / task manager on Gnome 3.0 and Gnome 3.2
tint2 is a simple panel/taskbar and tint2 development follows freedesktop specifications. tint2 is unintrusive, light and very usefull panel/taskbar program.
tint2 version 0.11 features
panel with taskbar, systray, clock and battery status
easy to customize :...
New Guide, Howto Install Firefox 6 on Fedora 15/14/13/12/11 >>
Mozilla Firefox 5 is released and this is guide, howto install Firefox 5 on Fedora 15, Fedora 14 and Fedora 13 using YUM. It’s important to take backups of all Firefox profiles before install, because this major version upgrade and can behave in any unpredictable way.
What's new in Firefox 5
Support for CSS animations
The Do-Not-Track header preference has been moved to increase discoverability
Tuned HTTP idle...
This is quick tip howto add "Open in Terminal" to Nautilus (Gnome File Manager) context menu on Fedora, CentOS and Red Hat (RHEL). Many Linux, Nautilus Open in Terminal feature is installed by default. For some reason on Red Hat-based Linux, this does not exists. This is very useful little feature and speed up moving to console from Nautilus.
1. Change root user
su -
## OR ##
sudo -i
2. Install nautilus-open-terminal package
yum install nautilus-open-terminal
3....
I write before guide, howto create file on Linux shell / command line without text editor (with cat command) and this is guick tip howto display / show file contents (tabs, line-breaks, non-printing characters (ASCII control characters: octal 000 - 037)) and display all on Linux shell / command line. This is very useful when you want to know the entire contents of the file.
Example file
I use /tmp/testing.txt example file on this guide. File is created simply with following...
This is a very typical case, the need to create a temp file on the command line quickly. Opening editor, writing content, save file and quit editor is not the fastest possible way. A faster way is to use the cat command with the name of the file and write contents of the file and give the end-of-file character (Ctrl-D).
This is guide, howto create (or append to) text file without text editor on Linux shell / command line.
Create Text File Without Text Editor on Command Line
#...
This is guide, howto install plugins on Eclipse 3.6 SDK. This guide shows howto install PDT (PHP Development Tools), CDT (C/C++ Development Tooling), Javascript Development Tools, Ruby Development Tools (including Ruby on Rails framework) and Eclipse MarketPlace.
This guide shows PDT, JavaScript, CDT, Ruby and MarketPlace install as an example, but same methods can be used for installing anything from Helios Repository.
Install PDT, JavaScript, CDT, Ruby and MarketPlace Plugins on Eclipse...
Fedora 13 Users check Fedora 13 ATI Drivers Guide »
Like all ATI and Fedora users probably already knows, currently AMD's ATI Catalyst 10.2 proprietary Linux display drivers are not working on Fedora 12. That is why I decided to write this guide for those who are fighting with ATI drivers in Fedora.
As Fedora 12 release notes says: Improvements for graphics support - Introduces experimental 3D support for AMD Radeon HD 2400 and later graphics cards. To try it out, install the...
Sometimes it is convenient and necessary to deal with Microsoft Word doc documents directly on Linux command line. MS Word documents handling directly from the Linux command line is possible with Antiword program. Anti-Word is a small, easy to use and lightweight command line program that can convert Microsoft Word documents to PDF, PostScript, and XML.
For example, the following situations Antiword is a very useful tool:
MS Word document can be read from a remote server easily and...
Sometimes you maybe have to handle files with a dash (-) as first character from Linux command line. It can be difficult, because the script "thinks" the marks after the dash are parameters.
So files which name begins with dash (-) can not be dealt with directly by typing the command and the file name, such as the following:
less -file-with-a-dash-as-first-character
Files which name begins with dash (-) can be used as follows:
less ./-file-with-a-dash-as-first-character
Real...
Today I started thinking that how cool is do some Google searches straight from command line. First I try to find some ready tricks from the Internet, but I couldn't find quickly anything good. So I decide do a simple Bash function that can take Google search as parameter and open Firefox Browser (tab) with Google search. Sounds easy... :)
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Here is easy way add date and time to Linux terminal title. This trick works at least following terminals Gnome Terminal, xterm, urxvt, rxvt.
Simply type the following command line:
while sleep 1 ; do echo -ne '\033]2;'`date`'\007'; done &
I think the most easiest way to upgrade Fedora 11 to Fedora 12 is program called preupgrade, which download needed packages from the server and then just reboot to installer and after install boot the new system. Of course it's important backup your important files before upgrading.
Commands and screenshots of whole upgrading process
First start with updating all Fedora 11 packages with following command as root:
yum update
Install preupgrade as root:
yum install preupgrade
Start...
Few days ago I write about shred, which work fine for old systems, like EXT2, but not so nice with journaled file systems. Modern file systems need something more robust, like dd and srm (a secure replacement for rm). Unlike the standard rm, srm overwrites and rename the files before unlinking them. This makes it very hard to recovery of the data.
Create test file:
echo "secure content" > /tmp/secure.txt
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This tip is really useful if you need/want to monitor multiple servers at the same time. This Tip works, as the tip, by which you can add the date and time the title of the Linux terminal, but it adds more usefull info to terminal title. Following bash one liner add hostname, date, time, uptime, users and load Average to Linux Terminal Title and updates it every second.
This trick works at least following terminals: Gnome Terminal, xterm, urxvt, rxvt.
Add hostname, date, time, uptime,...
Yum (Yellowdog Update Modified) is RPM Packet Management system for Fedora, CentOS, Red Hat, OpenSuse etc. Yum history (list, info, summary, repeat, redo, undo, new) commands is added on 3.2.25 version. So this works every Linux Distros, which uses yum 3.2.25 or newer. Yum history command is a really useful in situations where the need to example rollback latest yum activity or undelete some deletes or just see what is updated lately.
Yum history and Yum history list
yum history lists...
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