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Use the DD command to create a 10 MB (10*1024*1024=10485760 bytes) size file named testfile_10MB dd if=/dev/zero of=testfile_10MB bs=10485760 count=1…

Copy files/folder from a remote server to this system. scp -r binnyva@192.168.0.100:/home/binnyva/folder_to_copy .

Copy files/folder to a remote server. scp <file> binnyva@192.168.0.100:/home/binnyva/ scp -r <folder> binnyva@192.168.0.100:/home/binnyva/

Print out the result of an SQL query directly from the database using the mysql command mysql -u root Project_Tiker…

Display system calls made and received by a process strace -c ls >/dev/null

Show all active network connections and their PID netstat -tup

Find the version of alsa using this command… cat /proc/asound/version Thanks to Sreenath(Hacking With Debian) for this tip.

Display a list of files opened by processes lsof -p NUMBER

You can use Aspell to spell check of a text document using this command. It must be executed in a…

Stop all downloads in KTorrent using dcop. Can be done from local system or by logging in using ssh from…