| Change Directory |
cd directoryname cd .. (takes you up one level) cd (takes you to your home directory) |
| File Listing |
ls ls -l (details) ls -al (more details) |
| Create a Directory |
mkdir directoryname |
| Copying and renaming files |
cp original_file copy_of_file mv original_filename new_filename |
| Path and finding programs |
printenv (shows PATH and other env variables) which program_name (searches for a program) |
| Process control |
ps (show your running processes) kill -9 <processID> where processID is listed in the
output of the ps command
ps -ef (shows ALL running processes)
|
| Display Files on Screen |
more filename (lists one screen-full at a time)
cat filename (lists entire file at one time) |
| Re-directing screen output the " | " pipe symbol |
Use to redirect the output command1 | command2 Takes output from command1 and passes
it to command2!!!
Example to control, limit the ammount of
information displayed on the screen to a page at a time cat filename | more This will cat the file so see one
screen-full at a time |
| Searching for a String in a File |
grep "string" filename This will look for string in the file
filename. |
| Change File Mode |
chmod a+X filename (see man or help of chmod for
options)
chmod 755 filename (this makes it rwxr_xr_x , see man or
hgelp of chmod for more details on numerically specifying permission)
|
| FTP |
ftp hostname then use put and get protocols to transfer
files |
