Difference between revisions of "User:Scott/03"
Jump to navigation
Jump to search
Line 74: | Line 74: | ||
[[#top|top]] | [[#top|top]] | ||
− | == | + | =Locate & Find Commands= |
+ | |||
+ | ==Find an Application== | ||
whereis [program] | whereis [program] | ||
which [program] | which [program] | ||
+ | ==Locate a File== | ||
sudo updatedb | sudo updatedb | ||
− | locate | + | locate file-name |
− | + | locate file-name | grep xxx | |
− | = | + | =Copy & Move Commands= |
cp -vr Source ~/Destination (-r pr -R recursively) | cp -vr Source ~/Destination (-r pr -R recursively) | ||
mv -v Source ~/Destination (-r not necessary) | mv -v Source ~/Destination (-r not necessary) |
Revision as of 00:14, 12 January 2012
Directories & Files -------------------------------- Home Page user:scott Tech Support user:scott/02 Dir & Files user:scott/03 Network user:scott/04 Troubleshoot user:scott/05 Laptops user:scott/06 Resources user:scott/07 Notes user:scott/08
Useful Commands to Remember
history (!2054)
gksudo nautilus /home
gconf-editor (configuration)
run-process-in-background
- sudo gedit xxxx &
ls -l ls –F d = directory / = sub-directory l = symbolic link @ = linked_file b or c = device block or char * = executable_file n = named pipe | = named pipe s = socket = socket
ls [switches]
ls -a [-a all] ls -R [-R recursive subfolders] ls -t [-t sort by time] ls -i [-i inode] ls -n [-n UID & GID] ls -r [-r reverse order] ls -1 [-1 line by line] ls -F [-F */=@|]
Permissions for Directories and Files
Owner & Groups
chgrp chown -R root:root folder-name chown oem:oem file-name
rwx Attributes
chmod 774 folder-name (rwxrwxr--) chmod 664 file-name (rw-rw-r--) chmod ugo+rwx /dir/file chmod ugo-rwx /dir/file
Active Process (list)
ps -l (bash) ps -e [-e all processes] [-f full-listing]
Directory/File Size
du -h (-h human readable) du -hc (-c Directory Total Size) sudo du -ch (include .hidden files) sudo du -ch --max-depth=1 /home/ (include /home/xxx)
variations
du -h | less (-h human readable) du -h /home/bob/Downloads/ (dir. in Download) du -ha /home/bob/Downloads/ (files & dir. in Download)
du -ha /home/bob/Downloads/ | grep -i firefox (find all instances of firefox and -i ignore case)
Locate & Find Commands
Find an Application
whereis [program] which [program]
Locate a File
sudo updatedb locate file-name locate file-name | grep xxx
Copy & Move Commands
cp -vr Source ~/Destination (-r pr -R recursively) mv -v Source ~/Destination (-r not necessary) rm -rivf Desktop/ /home/dir [rmdir + content] [-i prompt] [-f force]
Symbolic Lnk
ln –s target linkname (symbolic link)
Difference between two files
diff file1 file2
.TAR & .ZIP
gzip file (zips) gunzip file (unzips)
tar -cvf NameOfArchive.tar file1 + dir1 + file2 (pack) [-c create] [-f ???] tar -xvf NameOfArchive.tar (unpack) [-x extract]
tar -czvf NameOfArchive.tar.gz file1 + dir1 + file2 (pack & zip) tar -xzvf NameOfArchive.tar.gz (unpack & unzip)
whoami
finger (who is logged in) id (uid=1000(sjnSUSE) gid=100(users) groups=100(users) date & cal
echo $PATH
A list of directories your shell searches through when you enter a command
/usr/local/sbin: /usr/local/bin: /usr/sbin: /usr/bin: /sbin: /bin: /usr/games
MAN Pages
man –k whoami (look-up commands) info whoami help whoami