Index

Replacing the full contents of a Subversion working (sub)dir

The annoyances that I suffered earlier today during the upgrade of a WordPress plugin made me turn to my favorite text-editor to create a simple script, svn-replace-dir: Read More »
By Rowan Rodrik, 2 months ago, on January 14, 2010, at 00:01 | No comments

Scanning the entire network for machines with nmap

You can easily scan the entire network for machine presence with nmap: nmap -sP -v -v 192.168.1.* Read More »
By halfgaar, 2 months ago, on January 13, 2010, at 17:01 | 2 comments

Set proper origin domain for Zimbra server

I have a zimbra server fooled into thinking it hosts a particular domain. Part of the fooling involves setting a different SMTP server than localhost for all outgoing mail. Luckily, Zimbra can do that. Read More »
By halfgaar, 2 months ago, on January 12, 2010, at 16:01 | No comments

Changing lost MySQL root password

When you don't know the current mysql root password and you want to change it, do this: /etc/init.d/mysql stop mysqld --skip-grant-tables & mysql -p use mysql; update user set password=PASSWORD("NEW-ROOT-PASSWORD") where User='root'; flush privileges; quit; killall mysqld /etc/init.d/mysql start Read More »
By halfgaar, 2 months ago, on January 11, 2010, at 14:01 | No comments

Convenient iptables rules

Here are some convenient iptables rules. This first list is for not allowing anything in, accept packets that come back from outgoing connections, complicated related traffic like FTP, everything from the localhost, ICMP (ping and stuff) and SSH. It also sets the default policy to DROP. This you would use on a machine connected directly to the internet. Read More »
By halfgaar, 2 months ago, on January 04, 2010, at 12:01 | No comments

My custom Linux environment

On every machine that I install, I need a custom environment. At the very basic, I need screen and bash customizations. I will attempt to keep this blog post up-to-date with my most recent config. Read More »
By halfgaar, 2 months ago, on January 04, 2010, at 11:01 | No comments

Pasting in Vim

When you want to paste in Vim, you want vim to not use indenting, because that messes up your code. I used to use :insert, but on some machines, it would still indent. I discovered the :set paste command, which works quite well.

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By halfgaar, 2 months ago, on January 03, 2010, at 13:01 | 3 comments

Create DVDs from any random movie format on Windows

Ewald wanted to be able to create DVDs from the Quicktime movies exported by his digital camera. As a result of being away from my familiar Linux tools, I had to find something that´d work on Windows XP. Read More »
By Rowan Rodrik, 2 months ago, on December 30, 2009, at 14:12 | No comments

UTP wiring

I'm always confused about which wiring scheme to use for UTP cables. After doing some research, it seems T568B is what you need. Wikipedia says that is doesn't really matter, but crosstalk can be a problem for T568A in some esoteric situations: Read More »
By halfgaar, 2 months ago, on December 30, 2009, at 11:12 | No comments

Making Coyote Linux work with KPN ADSL

The Dutch ISP KPN gives you a modem+router to access the internet. The router they give you is a custom version of an Alcatel Speedtouch (model varies) and is extremely limited. I don't use any VOIP services, so I replaced that router with a Speedtouch 546 (which supports DHCP spoofing) so that I can use my own Coyote Linux based router. Read More »
By halfgaar, 2 months ago, on December 29, 2009, at 18:12 | No comments