vi Texteditor basics

#make the vi the standard editor
export EDITOR=vi (once)
echo "export EDITOR=vi" >> ~/.bashrc (after each login)

• 0: beginning of line
• $: end of line
• a: append
• d: cut a text marked with v
• dd: delete a complet line
• i: insert
• o: new line below cursor position
• O: new line above cursor position
• p: paste
• u: undo (Rückgängig)
• v: visual mode
• y: copy a text marked with v
• yy: copy the whole line (paste with p)
• /test: search in the file the keyword "test" -> n to go to next keyword
• show number of the lines :set number -> set nonumber