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 web design

24
Mar
2010

Internet Explorer 8 CSS Issues

I had a brief issue with a quickly thrown together website. Specifically the margin:auto; centering was not working in IE8 and jQuery scripts were not behaving. I found out that [...]

Written by jonny in apache, linux

4
Mar
2010

IntegraTUM Web Disk

I decided to test IntegraTUM Web Disk which can provide a web interface to Samba shares, and just to get a demo working I did the following – these are [...]

Written by jonny in apache, linux

4
Mar
2010

certwatch

Certwatch checks for Apache certificates which are due to expire. By default on Red Hat / Centos there is a cron job in /etc/cron.daily which runs and sends its output [...]