Ubuntu

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General







Web Server How To



Package Manager - Apt-Get


Commands

  • Update - Updates the locally stored index of all installable packages from the remote server.
  • Upgrade - Upgrade all packages that have been already installed.


sudo apt-get update
sudo apt-get upgrade
sudo apt-get install [PACKAGE NAME]
sudo apt-get remove [PACKAGE NAME]
apt-get help


Local Package Index

/etc/apt/sources.list
/etc/apt/sources.list.d


Installing Applications of Interest

sudo apt-get install openssh-server
sudo apt-get install mutt
sudo apt-get install vsftpd




Init.d

Issue commands to start/stop services.

/etc/init.d/[APPLICATION] [COMMAND]
Commands
  • start
  • stop
  • restart


.bash_history

Location:  ~/.bash_history
This file contains a history of all past command-line entries.


Directory Structure

binEssential user command binaries.
bootStatic files of the boot loader.
cdrom
devDevice files.
etcHost-specific CONFIGURATION files, i.e. preferences.
homeUser home directories.
libEssiential shared libraries and kernel modules.
mediaMount point for removable media.
mntMount point for a temporarily mounted filesystem.
optAdd-on application software packages.
proc
root
run
sbinSystem binaries.
srv
sys
usr
var