How to create your own private IM?
One might have encountered lot of private and public chat and real-time communication services like Yahoo! Messenger, IBM Lotus Sametime, eBuddy, AIM etc in the internet as well as in the corporate networks. But most of them are not opensource solutions and you need rights to customize them to suit your own needs. Openfire IM previously known as WildFire and Jive Messenger is a great opensource alternative and a highly customizable solution to those applications which can be used in corporate environments.
Almost everybody who uses Windows Operating System will happen to see the error, “Cannot delete file: Access is denied” at least once in a while. This error is pretty annoying and it is happening because the file or folder has been locked by one of windows process. Sometimes a system restart will help to get rid of the error but one cannot do that amidst work and in some rare cases even a restart will not help. I have come across a nice utility called 
For any novice web designer/programmer/student choosing the right colour for the website remains a challenge and is much more difficult to identify the colour codes from a existing image or design. Though there are ways to find the colour codes by using eyedropper tools from Photoshop, Gimp and other imaging tools they are not good for a beginners to use it straight away. 
Every file in your computer has got attributes like file creation, modify and last access timestamp. These attributes cannot be changed unless you write a program or use a software to do it. eXpress TimeStamp Toucher (XTST) is a freeware tool which can change the timestamp attributes of files or group files with just by a click.
Almost everybody who use PC/Laptop these days have personal files to work with which may be anything from project files to accounts and using these files in computers that are shared among multiple users (e.g. Internet Cafe, college, office) can definitely pose a risk though you delete your file. Deleting a file from PC or emptying the recycle bin cannot guarantee that the file is completely removed from the PC. The deleted files can be recovered if appropriate file recovery tools are used and experts can even recover the data from a formatted disk in some cases. 