TheJoe.it Into the (open) source

30Sep/1110

Why I left “Shareaholic” in favor of “foxyBookmarks”

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For some years are depopulating within the blog icons for sharing 2.0. Risquotono rightly quite successful because in this way the webmaster has the opportunity to make more easily visible their own blog giving some possibilities, negate the prima, Sharing the average user. Among other things, does not weigh down the page and the icons are beautiful to look at.

In a nutshell, it is a small bar to the bottom article containing some of the icons for the most used services sharing the web 2.0 (I can see an example in this article at bottom of page). You acknowledge that the logo of the service that he uses (facebook, twitter, stumble, etc..) and the process of sharing is immediate, we do not need intermediaries.

23Sep/110

We recover deleted files with Foremost

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Perhaps not everyone knows that when you delete files from our devices, they are not deleted, but only "hidden" waiting to be overwritten, and it is precisely for this reason that we believe that the files deleted can be recovered (always if you are not already been overwritten).

Foremost is a program open source a command line to Linux that recovers deleted files. It is of extreme simplicity, present in the repository and performs its job without fuss. As stated in the site, Foremost was originally developed for l '"Air Force Office of Special Investigation" U.S., and for the "center studies and research information security and systems". Subsequently was released the source code and even the general public could benefit from the advantages offered by Foremost.

19Sep/112

Changing the pitch of an audio file with Audacity

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In today's tutorial we begin to delve into the world of editing digital audio. Let's start with a simple solution of the problem, problem that many people will ever encounter. How to change the pitch of a file (or of a part of file) lossless audio? The answer is "can not". Is required to change the pitch a little (laughable) loss of information, imperceptible, but it is better to know.

For this tutorial we will use the open source audio editor Audacity, and we will use this audio file.

First of all open Audacity and import the file: "File" - "Import" - "Audio".

9Sep/110

HTML Purifier per “purify” HTML l'

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Today we see a small program in PHP ready to use and is well suited to any of our web pages. It is HTML Purifier a common libreria PHP, that cleans up the HTML dates of the pages by removing all tag e i markup unnecessary, that often weigh down the page. Also makes the code of our pages secure (I'm thinking about dynamic sites: WordPress, Joomla, Drupal, etc..) contrasting effectively XSS attacks (Cross-site scripting).

For those who want to use HTML Purifier hand operation is more than obvious; downloaded and extracted the package we give write permissions the folder /HTMLPurifier/DefinitionCache/Serializer:

4Sep/112

LAMP: Linux, Apache, MySQL and PHP for production

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Today we see how to set up our Linux box for the web production. What we need is Apache (il web server), MySQL (the database that will contain the data) and PHP (the interpreter for the dynamic language PHP). This configuration is exactly the same adopted by major server worldwide.

Some time ago there was a bit 'of confusion about which version of php use. It was just released php5 and was still using the version 4, for some commands backward compatibility has not been met and some scripts have stopped working. Fortunately php5 circulating for quite some time, and it is even completed the development of php4. There will be problems with large packages (wordpress, joomla and company).