Neozilon Technology Blog

Find out the version of debian

Hi , one day I forgot wich version of debian I was running , so I decided to put that information on my blog to remember the command, and help others who had that question to , and try to save everybody some time trying to look the information, so here it is the command More »

Easy Mockups with Balsamiq Mockup application

As most developers know , we are not to good with the implementation of designs for our applications or webpages, and most of the time is very difficult to transfer the idea to the designer and we spend a lot of time trying to explain our idea to be understood, well forget all that, because surfing on the web I found an EXCELENT program called Balsamiq Mockups and just with a few clicks and drags and drop we can put our thoughts into this program and transmit in an easy way to the other peaople about our plans. More »

Remove beep from console

Recently I installed debian on my laptop but always I had been very irratated when I press the TAB key on the console on Linux systems , and a big beep sound is always there and every time I have to look over the internet every time how to remove this annoying sound, and after a while I always find the solution but it is a waste of time and the solution is very easy , so I decided to post the solution on my blog. More »

Use operator $# in Perl

In the last few weeks I have been developing a lot of scripts in Perl, I’m not a fan of this scripting language but is very useful in some cases, but I had some troubles with arrays and list in Perl , and today I saw a mistake in my code, and that was how I was using the operator $#.

The $# operator will get the index value of last element in a specific array, and It will not return the length of the array this was my mistake , that’s what happend when you don’t read the documentation :-s.

A simple example how to use this operator. More »

Randomize lines in a file

Last night I was trying to randomize the lines of a given file , for a task I needed to do, but I thought the best way to do that in a simple way was using text-utils from *nix OS. I use Debian at work and Ubuntu at home, so all you have to do is install via aptitutde the following package and the rest is a peace of cake ;-D.

The name of the package is : randomize-lines ; description: randomize lines of input text

More »

Set image as a submit button

Little tutorial of how to set an image as a submit button using css , you will learn how easy is to set it up , and how useful it can be , as I’m going to show you right now. More »

Useful Javascript Field Validation using Regular Expressions

We always need to validate all the fields that the user enters in the forms , and I think the easiest way to validate it is by Javascript and the use of Regular expressions.

In this post we are going to set a few example of how to validate a Date, Currency, Number, Url, Email, Phone number and others.

So now lets go to the examples. More »