Use XMPP to Create Your Own Google Talk Client
Instant communication is the essence of social networking and the Internet. The popular Google Talk, which uses XMPP (Extensible Messaging and Presence Protocol), made this Instant Messaging protocol prominent among open standards protocols….
Web 3.0: Building the Semantic Web
You might have come across the term “Semantic Web Applications” often, during talks about the future of Web apps. Check out what this is all about. There are two aspects to the possible…
Building Image Processing Embedded Systems using Python, Part 2
The second part of this article discusses how to use the OpenCV library via the Python interface to perform image processing-based tasks. The previous article gave a brief overview of embedded vision and…
Developing Apps on Qt, Part 1
This article introduces application development using the Qt GUI framework. There was a time when all desktop applications were developed from scratch. Then came the concept of code reuse. Static and shared libraries…
Exploring Software: Plone with Schemas
Using Dexterity to extend and customise Plone. Last month, you tried Plone 4 and could create a schema interactively. However, at present, it does not seem to be possible to convert the interactive…
A Letter to Foxy Developers
A look at what makes Mozilla Firefox the most developer friendly browser around, and how you can get the most out of the community-developed Mozilla Firefox. Mozilla Firefox is by far the most…
Android App Development: Hardware and Sensors
I’m back with another article on Android application development. This time, we will discuss how to access some of the phone’s hardware components like the camera flash, accelerometer, etc, with two simple applications…
Securing Apache, Part 11: Logs, et al.
In this final part of the series, we will discover how to strengthen security in Apache by logging and other miscellaneous ways. Configuring a system to be secure is indeed a key task,…
Build Android Apps Using HTML with PhoneGap
With all the hubbub around Android, it’s tempting to make an app yourself. But considerations like, “I don’t know Java,” or “I’m just a Web developer and haven’t ever done app development,” hold…
Advanced Awk for Sysadmins
In this article, we will discuss advanced Awk functionality, including string- and time-manipulation functions, associative arrays and user-defined functions. These can be very useful for a systems administrator to quickly summarise and analyse…
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...
