Zero Filling a Disk in Linux

The simple way to wipe or zerofill a disk is: dd if=/dev/zero of=/dev/sd? bs=1M However I found an article describing how to zero-fill with a progress indicator using pipebench, installed on Debian/Ubuntu ...

Increasing CentOS LVM under VMWare

Background: I had an existing CentOS machine as a virtual machine running on VMWare ESX Server and it was running out of space so for future reference I did the ...

SquidGuard LDAP User Search and Special Characters

So I had a problem with the ldapusersearch string as some eejit has created an OU with spaces and an apostrophe in the name. So the characters are represented as: comma ...

Flushing local client DNS cache

From info I found here. This is how to flush the local client DNS cache. Windows: ipconfig /flushdns Linux: sudo /etc/init.d/networking restart Mac: lookupd -flushcache

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Browsing all articles from February, 2011

Written by jonny in apache, red hat centos

22
Nov
2011

Apache GeoIP Country Detection

Creating customised content based on the origin country of your website visitors requires installing the mod_geoip module for Apache and also the MaxMind GeoIP database as follows (on CentOS): mkdir [...]

Written by jonny in android

1
Nov
2011

Android Screenshots on Ubuntu

So I wanted to create screenshots of my HTC Hero Android phone from my Ubuntu desktop. So I … downloaded and extracted the android sdk to e.g. ~/programs cd into [...]

Written by jonny in red hat centos, yum

1
Nov
2011

Creating a Yum Repository

Armed with a few RPMs I need to install on multiple machines and sick of SCP’ing files around machines I decided to set up a Yum repository. Here’s how: On [...]