| On tuesday 29th of July, the so long awaited version of KDE 4.1 has been released. I have been using the 4.0 version since its first release for KUbuntu, hence I have immediately made the upgrade. Continue reading » |
The last article I have published few days ago was a big success (on the base of the amount of visitors who have read it). I guess that speed related topics are interesting, so here I am with a new hints on speed improvements of your software. This time I will talk about Open Office and I will give you some general hints to increase its speed. Continue reading »
Ubuntu is nice. It is a very good Linux distribution, according to my humble opinion. I have been using it with plenty of satisfaction for a couple of year till now. But when you use a system everyday, even if it is faster than a flashlight, you want it to be faster, much more faster. There are many hints on how to speed up Ubuntu: reduce boot time, reduce executable load time, reduce disk usage, reduce memory usage and so on. This article will indicate a selection of the best articles or tutorials available over the internet which explains how to make Ubuntu faster. Continue reading »
Device drivers are a key issue for the diffusion of the Linux operating system, especially in the Desktop market segment. The Linux Driver Project aims at creating device drivers to be included in Linux kernel with the cooperation of hardware manufacturers. The project has started one year ago and nowadays, it enrolls more than 300 programmers. All the drivers produced by this project are (and will be) released with an OSI compliant license (GPL v 2.0). Continue reading »
Restricting access to specific pages or sections of a website can be a common need. There are several ways you can take to obtain the same result. One of these ways is to use a server side programming language to obtain the result: for this need, PHP is a very good choice. Adopting the solution to implement user authentication via a server side programming language has a pro and a con. The pro is that you have great flexibility in the implementation of your authentication mechanism. You can restrict users access to a set of pages, to a single page or to a part of a single page. PHP can be easily integrated via MySQL, so you can use the database to store users’ accounts. It is really up to you. Obviously the con is that you have to implement this all by yourself. In this breaf article we will see how to password protect a web page using PHP. Continue reading »
In the web, users can be authenticated using a server side scripting language (like PHP for example) or using Apache. The Apache web server can be configured to restrict access to one or more directories. When we let Apache authenticate users we need to use a passwordfile and to put a .htaccess file inside the directory we want to restrict. With this authentication mechanism we can use groups and users accounts too. Continue reading »
