May 042013
 

A comic book is a magazine which consists of narrative artwork in the form of sequential images with text that represent individual scenes. Comics are used to tell a story, and are published in a number of different formats including comic strips, comic books, webcomics, Manga, and graphic novels.
The equivalent for computers are the Comic book archive files that mainly consist of a series of image files, typically PNG (lossless compression) or JPEG (lossy compression) files, stored as a single archive file. Occasionally GIF, BMP, and TIFF files are seen. Folders may be used to group images.

The file name extension indicates the archive type used:

.cb7 → 7z
.cba → ACE
.cbr → RAR
.cbt → TAR
.cbz → ZIP

On Linux there are some good software can read these format and offer you the possibility to read your favourite Comic with the best Operating System, in particular today I’ll take a look at Calibre, Comical, Comix/MComix and ACBF viewer.

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Apr 012013
 

Like 1 year ago today I prefer to post a collection of the best April Fools that I’ve found around, some about Gnu/Linux and open source in general, but also on online service such as Twitter and youtube.

YouTube is shutting down.

YouTube Contest Submissions Closing Tomorrow at Midnight

To our incredible YouTube community,

When we started out in 2005, we focused on rapidly increasing user engagement. We wanted an inventive way to draw people in and catalyze their creativity. The result? A contest for the best video on our site.

Nearly eight years later, with 72 hours of video being uploaded every minute, we finally have enough content to close the competition. We’ve started the process to select a winner and as of tomorrow at midnight, we will be closing the site to submissions.

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Mar 212013
 

The tool that usually I use to download from the command line is wget, it’s simple to use and it’s installed (or easily installable) on any system, but if you want something that can do the same job in a smarter and faster way you must really test Aria2

Aria2 is a lightweight multi-protocol & multi-source command-line download utility. It supports HTTP/HTTPS, FTP, BitTorrent and Metalink. aria2 can be manipulated via built-in JSON-RPC and XML-RPC interfaces, let’s see some practical use and examples.

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Automate easily your tasks on Ubuntu with Cuttlefish

Cuttlefish is a tool which can execute various actions when specific events are triggered, and it allows you to create events that only happen under certain circumstances For example, you could set a condition/reaction such as “when the lan network is connected start Transmission”, or “Unmute the audio when I start Banshee and mute it [...]

Steganography or how to hide text in image or sound files

Steganography is the art and science of writing hidden messages in such a way that no one, apart from the sender and intended recipient, suspects the existence of the message, a form of security through obscurity. The word steganography is of Greek origin and means “concealed writing” from the Greek words steganos (στεγανός) meaning “covered [...]