Howto Ubuntu

Notes about installing and setup of various apps and features in Ubuntu

• Mediawiki
• Mysql
• Trac

• ssh with a private-public key
• SVN - Subversion
• simpleproxy - Simple TCP proxy for linux
• VirtualBox

• Emacs - some of my favoritre customizations
• SciTe / Scintilla - the lightweight programmers editor
• OpenOffice
• Grep - grep and egrep usage tips

• Octave (MatLab alternative)

• XMMS setup for Ubuntu 8.04 and up - from source
  • XMMS setup for Ubuntu Hardy - from deb.

Misc tasks

• Secure directories under Apache (htaccess style)
• Users and permissions in Linux / Ubuntu

Other nice external links and howto-s

Mass search and replace in files (with sed)

for i in $(find . -type f); do sed 's/oldstring/newstring/g' $i > $i-tmp; mv $i $i-backup; mv $i-tmp $i; done

DV/Firewire for Ubuntu

https://help.ubuntu.com/community/Firewire

Tunneling to socks proxy

ssh-tunnel-socks-proxy

In short:
$ssh -D 9999 username@ip-address-of-ssh-server
Then set in Firefox to use a SOCKS proxy: “localhost", port 9999

Acroread on Ubuntu

The link: [1]

Check the ports and apps listening on them

netstat -lnptu

Listing members of a group

I.e., the opposite to the command 'groups myuser'

sudo apt-get install members     [if needed]
members groupname

Custom autocomplete in Ubuntu

It is nice to use TAB key to autocomlete path for example, for a ls command in bash. It turns out, you can also autocomplete certain command arguments, e.g. apt-get inst<TAB> expands to apt-get install. Even better, you can define your own completion rules for other commands and applications.

Read more on "howto" here: part 1 and part 2