Do you wanna work on Unix Platform ? (without internet) No need of installing an Unix OS just follow the instruction below Step 1:Download cygwin installer from internet Click here to goto download page Step 2:After Downloading open it Click Install from Internet Choose Direct Connection Choose any one of the servers After that click on Next till you get a window given below Now Choose CUR on your top right and click on Next and proceed.It will take a lot time (Depends upon ur connection) Step 3:After Downloading and Installation Completed.Now its time to configure system variables Step 4;Got MyComputer->C drive->cygwin ->bin Now Copy the pat...