OpenIndiana — a Free Fork of Solaris
OpenIndiana comprises the Illumos core, taken from OpenSolaris, with a set of GNU user-land tools. OpenIndiana can even be called an analogue to GNU/Linux, but instead of a monolithic Linux kernel, it uses…
Amanda: A One-Stop Solution for All Your Backup Problems
Looking for an enterprise backup solution for your servers? Is your network too complex to be handled by simple backup utilities? Does the thought of making backups feel like a headache? Do not…
Joy of Programming: The Technology Behind Static Analysis Tools
There are a wide range of static analysers available today — both commercial as well as open source. Have you ever wondered how static analysers magically detect difficult-to-find bugs in code? And why…
Light-Weight Processes: Dissecting Linux Threads
This article, aimed at Linux developers and students of computer science, explores the fundamentals of threads and their implementation in Linux with Light-Weight Processes, aiding understanding with a code implementation. Threads are the…
Unix-to-Linux Migration Has Come of Age
If you’ve often wondered whether you ought to migrate your Unix system to Linux, this article will answer your question! The driving force behind every migration is the promise of a better tomorrow….
Joy of Programming: How Debugging Can Result in Bugs!
We typically debug code to find and fix bugs. However, debugging itself can cause bugs. This is an interesting phenomenon that we cover in this month’s column. Consider the following simple Java example,…
Sed Explained, Part 2: Data Structures and Operators
Continuing from the previous article on the subject, we now proceed to Sed data structures and operators. Sed has a few powerful data structures and operators, which enable you to perform complex text-manipulation…
Graphics Using Xlib, Part 1
This article introduces you to the X Window System, with the aim of helping developers understand how to use the Xlib library effectively. The X Window System has a very distinct place in…
What is Scientific Programming?
This article will take you into the world of scientific programming — from simple numerical computations to some complex mathematical models and simulations. We will explore various computational tools but our focus will…
Sed Explained, Part 1
UNIX-like operating systems have numerous powerful utilities accessible via the command-line and shell-scripting, which are flexible enough to operate in a variety of problematic domains. Text processing is one of these. Among the…
June 15, 2013
Wesam Alalem — it would be better to use whitelist than blacklist, i.e:
$whitelist = array(".jpg", ".png", ".gif",);
and allow only these types
Thank you....
June 15, 2013
Ovidiu — None of these solutions work to recover a single file.
All of them are using the disk image..so you are going...
June 14, 2013
Marjan — There is an error in source! You should not allocate buffer globally. Microchip FSUSB demo board did not work by...
June 13, 2013
SID — I would like to add something here.
In latest Ubuntu and the kernel higher than v3 you will not find...
June 13, 2013
Charuhas — Are you smart than fifth grader?? Read again.. Kids aged 5 are using and if you are a student of...
