NewInstance

This tutorial will guide you through installation of Apache, HTTPS, Subversion and Trac, in order to have an (almost) complete development environment for your team.
This article is divided in following steps
1. Installing Subversion
2. Installing Apache
3. Configuring Apache with SSL
4. Configuring Subversion with Apache (and SSL)
5. Installing Trac
You may choose for example to see how [...]

Last time I used .ear packaging there was no support for sharing information between web applications: you needed to use web services, rest, etc. This evening I just made a search on the internet to check if things are better now. It seems that nothing is changed.
I found that some application servers have implemented proprietary [...]

Registration/Login is the #1 usability problem on websites.
I hate security paranoia when it is not needed (ok, I can understand a bank…)
My suggestions to avoid boring the people using our software:

Let the user choose the preferred password. Don’t assign it your own (especially with random chars!!!). User will forget it and abandon the damn […]

I am managing for a friend a well known blog that talks about politics and freedom in Italy. That blog is continuously target of spam, but there are filters doing a fantastic job.
Also there are many people that just write insults or about fantastic conspiracy theories… I was thinking that it would be nice to […]

This is a story about a problem that can happen if your web application has operations that will require a long time (let’s say more than 30 seconds) to generate a response for the browser.
Figuring out what is happening, could not always be so easy. Especially if you didn’t wrote the application and the […]

Piero Ricca, is an Italian citizen owning a blog in which he speaks about politics and justice. A sort of Italian Michael Moore, I would say.
Yesterday, the blog of my friend Piero Ricca has been censored. Blocked actually, as Italian police has changed passwords, blocked posts and comments on that site, deleted articles.
You can see […]

I’ve made some refactoring to make JRainbow support several languages. The result is that now JRainbow supports XML coloring.
To learn more about JRainbow source code colorer, check the JRainbow Project Website.
Here you can try it right now:

XML sintax coloring is almost complete, just need some improvement to support inline DTDs.

I used to hate Oracle Database (and other Oracle products too) because of it is much more complicated / heavyweight / slow / buggy and full of useless and sometime harmful stuff than needed. Also when you install you can’t remove it without leaving tons of zombie files around, breaking your JVM/Apache/Windows/etc. After an […]

In my swing application the requirement was that the user had to be able to issue an action, from a menu or from a button, that generates a letter from a defined msword template filled with data load from the database. Then the application should launch msword to make a preview that the user can […]

In this post I’ll discuss a technique to generate Microsoft Excel compatible files without any third party library and in an easier than ever manner.
If you ever faced the problem of generating Excel report/export from your application, I guess you know libraries like Jakarta POI and its wonderful APIs on the “Horrible SpreadSheet Format”. […]