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 shell

28
Mar
2011

Bash: Looping through Files with Spaces

I was trying to move some miscellaneous music files into directories by artist name. The files (and folders) have spaces in the file names. For my first attempt I tries [...]

Written by jonny in rants

23
Mar
2011

The world is over-populated

We had this discussion over coffee one day so to back up my argument with a few figures: 30 percent of food never makes it into a human stomach (UK’s [...]

Written by jonny in foss

23
Mar
2011

If at first you can’t compete, sue, sue again

“It is further evidence of the fact that Android is getting ever huger. Microsoft has failed in attracting any serious interest from device makers, and now it’s trying to spread [...]

Written by jonny in web design

7
Mar
2011

jqplot Problem and Simple Example

This is a simple example usage of the jqPlot jQuery plugin. The example on the author website omits the “, {}” options in the .jqplot function call. <html> <head> <script [...]

Written by jonny in linux, red hat centos

4
Mar
2011

Rsyslog and Log Analyzer

These are the steps I took to create a centralised location of system logs. In this scenario multiple servers (earth, venus, mars) send their system logs to a central server [...]