Archive for October, 2008

A PC Can only do one thing at a time …

Monday, October 27th, 2008

Whilst the above is probably true, it no longer holds, most processors nowadays are at least dual-core, in other words, we can now do TWO things at a time!

Now, the above is the newest argument I’ve seen against VoIP systems such as asterisk! Can you imagine it?


Webserver (apache) security

Wednesday, October 22nd, 2008

Generally my experience with apache has been very good. It’s a decent web server and works very well, is well supported and generally doesn’t suffer too many problems. For an ISP though, there are a few issues: php and other sub-processes/modues runs with the privileges of the apache user. So what is so bad about that?


Returning to LiLO

Sunday, October 19th, 2008

So after spending hours trying to find the appropriate driver that would work with the CD/DVD device in my Lenovo Y710A I bumped into a post on the lenovo forums that said that acpi=off fixes the problem, or to replace grub with lilo.


Bash variables

Friday, October 17th, 2008

These things pops up from time to time, manipulating variables and strings using bash. There are a few very handy variable operators that can reliably detect whether strings are set or not, strip of tails or heads, and even do some basic replacements.