Skip to content

Author: halfgaar

Halfgaar is Wiebe. Wiebe is a contributing author on this weblog. He also has a lot of stuff (such as long, in-depth articles) on his personal website.

Wiebe works at YTEC, where he is a senior developer of customer-specific tailor-made software (“klantspecifieke maatwerk software“) for clients in a few select markets: wholesale, printing and healthcare.

Disabling debug for mod wsgi

For the record, when deploying mod wsgi apps, remember to enable optimizations in mod_wsgi.conf. Otherwise debug will be true.

Read More »

Setting a custom greeting for an Asterisk voicemailbox

By default, Asterisk always plays its own vm-intro as voicemail intro. To enable the user to record their own message, the entry in extensions.conf which sends a caller to the voicemail should be: Read More »

Making a port forwarded machine available from within the LAN

When you forward a port to an internal machine on the network, you still can't access that host using your WAN-IP from within the LAN. This article explains it well. In short, it's because the reply the machine your connecting to makes, goes to the LAN IP directly, and not back through the router. Read More »

Disabling related after current tab open

I don't like that firefox nowadays opens new tabs after the current tab. When I open stuff, I remember in which order I opened it and I don't want that order changed by having tabs inserted. Read More »

Burning media with wodim

Every time I want to burn media, I have to look up again what the syntax is. So, for future reference, this post. Read More »

Configuring a Debian exim server for internet delivery

I wanted an Exim server which could send mail on its own without the use of another SMTP server. Read More »

Customizing displayed headers in Mozilla Thunderbird

For some reason, the new Thunderbird 3 thought it was useful to show me the content_encoding header per default, below the addressee and stuff. This header had such a long name that it disrupted the layout. Luckily, you can change what headers it displays by editing "mailnews.headers.extraExpandedHeaders" in the configuration editor. Read More »

Scroll in windows under mouse pointer in Windows

In Windows, you have to click on windows, and even window-panes, before the scrollwheel works there. With mousewiz, you can alter that behaviour, and make it like most Linux Desktops, where you scroll in the window/pane that is under the cursor.

Read More »

Generating a self-signed SSL certificate

openssl req -nodes -newkey rsa:2048 -keyout server.key -out server.csr openssl x509 -req -days 3650 -in server.csr -signkey server.key -out server.crt Read More »

Aligning partitions with RAID and LVM on drives with 4 kB sectors

Hard disks are being released that abandon the long-established standard of 512 byte sectors. I just got two Western Digital WD15EARS ones, which uses 4 kB sectors. Western Digital Refers to this as "Advanced Format". This poses some serious problems. I will describe those, and what I did to 'solve' it. Read More »