cd: change directory
echo: write
touch: change modification date. create new file.
ls: list a directory
cp: copy files
mv: move files, rename files
rm: remove files
mkdir: create directories
rmdir: delete empty directories
date: show current date
who: show users in the system
whoami: show user name
sort: sort lines in a file
wc: count characters, words and files
fgrep, grep, egrep: search strings in files
pwd: current directory
cmp, diff: compare files
cat; write in the standard output the content of one or two files
less: allow to read a file in the terminal using scroll
file: info about the content of a file
head: write the first lines of the file in the standard output
tail: write their last lines of the file in the standard output
top: show the processes in the system
exit: shell finish its execution
VIM is this text editor based on VI editor, more easy to use, here there are some useful commands not to decay in the attempt to use. VIM is on default in your system(supposing you are using a unix system).
to create a file + open VIM editor: vim file.extension
- Select two modes:
i: insertion mode
[ESC]: command mode
- In command mode:
:q: exit editor
:w: save changes
:wq: save changes + exit editor
:x: save changes + exit editor
:w: save changes
:number: move to that number of line in the file
:i: insert before the cursor
:a: insert after the cursor
:o: insert a new line
:dd: cut a line
:p: paste the line previously cut
:h, j, k, l: move the cursor to left, down, up, right