GNUnify is one of the biggest FOSS event which is completely managed and organized by the students of Symbiosis Institute of Computer Studies & Research. Each batch of MSc (CA) only gets one opportunity to organize it last time we "RESPAWN" organized and the tradition continued with the current batch which organized the 7th GNUnify. It was sponsored by Mozilla, they also presented a few talks this year which were great.

tasks tasks and tasks... you always need to monitor them but how to schedule this monitoring so that i can get a file generated say every hour or four hours. You normally use the following command to transfer the output of top to a file

$ top > filename

and this works fine for you have you ever tried to add this entry as a cron job believe me it wont work i struggled a lot with it so finally whats the solution to schedule it The answer is use cron job, but i just said it wont work :) yes this wont work directly you need to add certain flags hey dont work you need not search them, below is the line which you can add as your cron job

Need to setup a lab/office with 200+ computers, very tiring job but look if you have machines identical in configuration why are you installing each of them why not install one and replicate it to others this will save a lot of time, But how will i do this?????????? Its very very simple you can do a dd of the source to all destination but this would be even difficult and a bit geeky, hey dont worry we have a solution for it use PXE. 

Now what is this PXE??

Wikipedia "The Preboot eXecution Environment (PXE, also known as Pre-Execution Environment, or 'pixie') is an environment to boot computers using a network interface independently of available data storage devices (like hard disks) or installed operating systems."

WebApps we have been developing since long we code with utmost attention, we code securely. Here are certain tips which might prevent us from a few attacks, they cannot save us completely, if they could why will be need security experts