Linuxweblog.com

Tutorial on Software Programming

30.06.2010 17:57 A collection of 30 free tutorial books by Herong Yang on latest programming technologies. Tutorials in all books are based on Herong's personal experience and ideal for developers to learn new programming technologies.

Change server timezone

29.06.2010 18:26 To change the server timezone, just create a link to the respective zone you're on. ln -sf /usr/share/zoneinfo/US/Eastern /etc/localtime Check with the `date` command.

lighttpd redirect to external url if file not found

28.06.2010 21:57 Below is a rewrite/redirect rule using similar to Apaches' "!-f" RewriteRule. # Redirect to external url if image file not foundurl.rewrite-if-not-file = url.redirect = $" => "http://other.domain.tld/$1" )

Deny access to .htaccess files in lighttpd

28.06.2010 04:36 In lighttpd you can use mod_access to deny files starting with a certain expression, such as hidden dot files. # Deny access to hidden files$HTTP =~ "/\."

Troubleshooting Memory Usage

23.06.2010 17:56 If you are using VPS with very limited memory resources, the link provides excellent reference material on troubleshooting memory issues with some of the know applications that can possibly consume high memory.

Setting up ubuntu 10.04 server with squid 3 as a Transparent Proxy

22.06.2010 09:10 Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. It reduces bandwidth and improves response times by caching and reusing frequently-requested web pages. Squid has extensive access controls and makes a great server accelerator.

The best tips tricks for bash, explained

21.06.2010 18:19 The bash shell is just amazing. There are so many tasks that can be simplified using its handy features. This tutorial tells about some of those features, explains what exactly they do and learns you how to use them.

Small getopts tutorial

18.06.2010 05:51 When you want to parse commandline arguments in a professional way, getopts is the tool of choice. Unlike its older brother getopt , it's a shell builtin command. The advantage is * you don't need to hand your positional parameters through to an external program * getopts can easily set shell variables you can use for parsing * you don't have to argue with several getopt implementations which had buggy concepts in the past * getopts is defined in POSIX®

RabbitVCS - Easy version control for Linux

17.06.2010 17:10 RabbitVCS is a set of graphical tools written to provide simple and straightforward access to the version control systems you use. Currently, it is integrated into the Nautilus file manager and only supports Subversion, but our goal is to incorporate other version control systems as well as other file managers.

Find files that have not been accessed for a while

09.06.2010 23:25 Below one liner uses the find command to list files sorted by access time beyond the provided "number of days". find -type f -atime + -exec ls -ultr \; This becomes handy if you want to do archive and cleanup of your web folders that have grown to a huge size.

Plesk email users and passwords

09.06.2010 21:42 Below is sql, if you ever need to test out your users email accounts on plesk server: mysql> use psamysql> select concat as email_address, accounts.password from mail left join domains on domains.id=mail.dom_id left join accounts on accounts.id=mail.account_id;

Seven habits of effective text editing

08.06.2010 19:01 If you spend a lot of time typing plain text, writing programs or HTML, you can save much of that time by using a good editor and using it effectively. This paper will present guidelines and hints for doing your work more quickly and with fewer mistakes...

GNOME Commander - Nice and fast file manager for the GNOME desktop

03.06.2010 18:57 GNOME Commander is a free two pane file manager in the tradition of Norton and Midnight Commander, it is built on the GTK-toolkit and GnomeVFS. GNOME Commander aims to fulfill the demands of more advanced users who like to focus on file management, their work through special applications and running smart commands. This program is not aimed at users wanting the weather forecast in a sidebar in their file manager.

Virtualbox 3.2 released and Ubuntu installation instructions included

02.06.2010 07:00 The VirtualBox team released a significant new version of Oracle VM VirtualBox , its high performance,cross-platform virtualization software. VirtualBox 3.2, the first Oracle branded release since the acquisition of Sun Microsystems, Inc by Oracle Corp. earlier this year, contains many innovative new features which deliver further significant improvements in performance, power and supported guest operating system platforms.