I have been trying to encrypt files and folders lately. It is fun but useful. You can encrypt any file which can take several years to decrypt for a hacker. That “Several” is not less. According to recent super computer “K Computer” which is the fastest can calculate 8,200,000,000,000,000 (8.2 quadrillion) calculations per second. Lets see how many seconds would take to decrypt an encrypted file by the way i am showing. Continue reading
This article is about showing how to monitor any server or remote server by a tool named munin. Munin the monitoring tool surveys all your computers and remembers what it saw. It presents all the information in graphs through a web interface. Its emphasis is on plug and play capabilities. I will show you how to set it up with a remote server too.
In DOS, OS/2, and also Microsoft Windows, batch file is the name given to a type of script file, a text file containing a series of commands to be executed by the command interpreter. A batch file may contain any command the interpreter accepts interactively at the command prompt. A batch file may also have constructs (IF, GOTO, Labels, CALL, etc.) that enable conditional branching and looping within the batch file. Recently i was playing with it and got a cool script while playing with ping command which will output ping results in a text file in Desktop. Continue reading
Introduction: Bangladesh has got its independence in 1971. 42 years have passed and its population is growing from 3.7642 billion to 7.0439 billion. We have improved our life style by urbanization and agricultural success with industrialization. But people of Bangladesh are city-centric. Continue reading
Drawing an Involute Curve is a tough one to draw. I will give you tips to draw easily. Involute is very important in Gear industry.