Archive

Archive for October, 2009

Using the Canon LBP2900 with Ubuntu 9.04

October 19th, 2009 1 comment

The Canon LBP 2900 is an inexpensive black and white laser printer with good caracteristics:

Resolution

xappsoftware on twitter

October 19th, 2009 No comments

Hi all,

starting from today you can find xAppsoftware also on twitter, just go on

 

Admin

Categories: xAppSoftware News Tags:

Growth Rate, Os’s and Browser’s War – September 2009

October 18th, 2009 No comments

September 2009 OS’s and Browsers Wars
Hi all,
as usual this month, the absolute masters of this site are Firefox 3.0 for the browsers and Windows XP for the Operating Systems.
About the Operating Systems:“Linux i686” and “Mac OS X” have gained few points lost by Windows XP.
About the Browsers: Firefox 3.5 has the best performance, gaining a lot of points on Firefox 3.0, the transition is going to finish.
 



Removing a type of file recursively.

October 11th, 2009 No comments

Sometimes during my work I need to remove a set of files from a big directory tree. For example when I develop a driver or an application and I want to distribute to my customers only the obj files and the documentation files (README.txt, INSTALL.txt, LICENSE.txt, Makefile ……) I need to remove all my source code (*.c and *.h), this is a very tedious task, but I can use the bash to do this task for me, and I’m quite sure that bash doesn’t forget any files.
 

Categories: Bash Tip & Tricks, UNIX TLC Tags: ,

Zip file password recovery in Linux

October 6th, 2009 No comments

Sometimes, you could need to recover a password for an old encrypted zip file. To do this you can use fcrackzip. fcrackzip is a CPU bound software, so you shall take in mind that to obtain a result in a reasonable time you shall use a strong CPU, otherwise you could wait for a large amount of hours. However I have used it on my netbook (ATOM 270) and I have obtained good results. I tried fcrackzip on two encrypted zip files, the first one was encrypted with a 9 numbers password, the second one was encrypted with a 7 chars password that wasn’t in the dictionary, these are the results:

Categories: linux, UNIX TLC Tags: , ,

How to produce a beep using built-in speaker from the command line interface?

October 2nd, 2009 No comments

On Windows systems (XP or Vista) you can play a beep using the Win32 MessageBeep operating system function.

rundll32 user32.dll,MessageBeep

On Windows platforms you can also use the following command:

echo ^G

You can obtain ^G by pressing together the control key and the "g" key on your keyboard.

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