Add the following css lines to your CSS theme, possibly at the end

div::before { content:" C:" attr(class) "" }

::before,::after { color:red; font-weight:100; font-size:1.0em }

and div classes will showup easily. Very handly while customizing WoooordPress :) This page show a demo.

Node.js is a Javascript application server based on Google V8 Javascript Engine. Node.js has a very good package manager these days, with a bunch of libraries on it. So it is the new buzz.

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Old web site requires sometimes to show a big “Loading…” gif in the front of the page. It is not trivial to do it, especially if you have already plenty of jQuery forms developed, with complex form submission, and half the site in an ajax form.

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Volete utilizzare il tag canvas di html5 anche su IE6 ed IE8?

Google ha la soluzione…

Modern browsers like Firefox, Safari, Chrome and Opera support the HTML5 canvas tag to allow 2D command-based drawing. ExplorerCanvas brings the same functionality to Internet Explorer. To use, web developers only need to include a single script tag in their existing web pages.

XAMPP is a very easy to install Apache Distribution for Linux, Solaris, Windows and Mac OS X. The package includes the Apache web server, MySQL, PHP, Perl, a FTP server and phpMyAdmin.

Do you want develop web applications in a fast, prototype based way using Python?

Follow us and learn how to use web2py….

Step 1: Python 2.6 proper setup

On Linux be sure to install sqlite development library; the following command will help on RedHat:

sudo apt-get install sqlite-devel

for the yum variant see here http://stackoverflow.com/questions/233320/cannot-import-sqlite-with-python-2-6

Install python 2.6, this will avoid the need of additional libraries.

You will also need openssl, so if you haven’t  it issue commands like

sudo apt-get install openssl

and be sure to get also the python wrapper pyOpenSSL hosted here

We happly compiled pyOpenSSL from sources

For more tips and tricks look also at this recipe about Apache Setup, if you need it.

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Django Project, a powerful and clean Python Web Framework, is going to relase 1.2 as  the next milestone at the beginning of March. For the meanwhile, you can grab the Beta2:

As part of the Django 1.2 release process, tonight we've released Django 1.2 beta 1, a preview/testing package that gives a little taste of some of the new features coming in Django 1.2. As with all alpha and beta packages, this is not for production use, but if you'd like to try out some of the new goodies coming in 1.2, or if you'd like to pitch in and help us fix bugs before the final 1.2 release (due in April), feel free to grab a copy and give it a spin.

Looking at the release notes we get

• Object-level permissions
• Permissions for anonymous users

Development sprints for Django 1.2 will also be taking place at PyCon US 2010, on the dedicated sprint days (February 22 through 25).

If you can, it will worth to look at.

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Testing is important.

Testing web interfaces is difficult, and often your consultant company prefer to suggest you a manual-based testing. But is it so difficult to do automatic web testing using open source software?

Let’s give a look to two nice web testing software

Warning: this article is still in progress: it has been published for getting comments all around.

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This magic CSS code is able to change the orientation of the printed page:

@page port {size: portrait;}
@page land {size: landscape;}
.portrait {page: port;}
.landscape {page: land;}

For more information, take a look to the CSS Print Profile specification

I thinked it was not possible to define printing orientation via a simple CSS! A very nice discovery indeed…

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At Gioorgi.com we have used plenty of web frameworks.

Giovanni Giorgi used Seaside,  a lot of PHP frameworks, Java Struts, RubyOnRails, and Python Django.

We have started to look for Web2Py, a compact,  easy to learn  python web framework.

From the most notable feature, it runs also on Google App Engine. Written by an Italian University professor for teaching web development, spots a very clean design, and a robust security infrastructure. We  suggest it because installation (and upgrading) is a snap.

Let’s take a look to it…

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Often Customers require a way of ordering columns of small html table. This JQuery plugin offer a fast, and nice solution:

jQuery plugin: Tablesorter 2.0.