Difference between revisions of "Linux"

Revision as of 21:28, 14 September 2011

rm -r name //remove directory
fdisk -l //check drive partition
parted /dev/sda print //check drive partition
free -m //check available memory in Mb
convert -density 300 aluminum-44MeV.pdf aluminum-44MeV.png
dd if=/dev/cdrom of=/tmp/cdimg1.iso //Create CD-ROM ISO image
echo $SHELL //Check Shell Type Currently Use
/bin/bash --version //Check Shell Type Currently Use
tar -xvf geant4.8.0.p01.tar
tar -zxvf geant4.8.0.p01.tar.gz
tar -zxvf geant4.8.0.p01.tgz
cntr-z //to stop process
- bg //to run stopped process in background mode
- fg //to run stopped process in frontground mode

@@ Line 2: / Line 2: @@
-to remove non-empty directory
+* rm -r name  //remove directory
-* rm -rf <directory name>
+* fdisk -l  //check drive partition
+* parted /dev/sda print  //check drive partition
+* free -m  //check available memory in Mb
-to check hard drive partition:
-* fdisk -l
-* parted /dev/sda print
-available memory in megabytes
-* free -m
 * convert -density 300 aluminum-44MeV.pdf aluminum-44MeV.png
+* dd if=/dev/cdrom of=/tmp/cdimg1.iso  //Create CD-ROM ISO image
+* echo $SHELL  //Check Shell Type Currently Use
-Create CD-ROM ISO image with dd command:
+* /bin/bash --version  //Check Shell Type Currently Use
-* dd if=/dev/cdrom of=/tmp/cdimg1.iso
-Check Shell Type Currently Use
-* echo $SHELL
-* /bin/bash --version
-To untar file
 * tar -xvf geant4.8.0.p01.tar
 * tar -zxvf geant4.8.0.p01.tar.gz
 * tar -zxvf geant4.8.0.p01.tgz
+* cntr-z  //to stop process
-to run process in background
+** bg  //to run stopped process in background mode
-* cntr-z
+** fg  //to run stopped process in frontground mode
-* bg
-* fg