Delete and clear POSTFIX queue in one line
Oftentimes, you may need to just delete all messages in queue (for example, when your script has gone mad and generated too many messages to handle, once you’ve stopped postfix). It’s quit ...
Author Archives: Sven Welzel
960 and a variety of other styling options
From the provider of formalize.me (consistent styling for forms), Nathan Smith’s presentation from April 2011 about the 960 grid system (960.gs) framework, the rationale and alternatives Refresh ...
Microsoft drives to kill off IE6 and get you to upgrade
Hurray!! Even Microsoft wants users to upgrade from IE6 to something modern ...
#Surface- and touch-based #interfacing via #mobile devices
Touch surfaces and ubiquitous computing. I’m going through the exercise at the moment with portable touchscreen communicators and business enablers. I’ll relate my experiences with the Sam ...
Three Oh Five – WordPress Upgrade are out
The upgrade to 3.0.5 was resleased yesterday. From the release notes: Two moderate security issues were fixed that could have allowed a Contributor- or Author-level user to gain further access to the ...
3G SMTP servers for MTN, Vodacom, CellC etc
On 3G and outgoing mail not sending? Chances are, you need to set the SMTP server specific to your network. Here’s the list that may grow over time: ...
The Mobile Phone and Social Interaction [an advertisement]
As one of the elements of modern society, family life and meeting etiquette, the mobile phone has become that always-on irritating device that, like the traditional land-line telephone, often times ge ...
Expire private images to protect privacy on the Internet?
A new product over at x-pire.net (which redirects to x-pire.de) was unveiled in Germany today, with the aim of embedding expiry times and information into images so that they cannot be viewed after a ...
Upgrade to WordPress 3.0.4 – HTML Sanitation bug
From the WordPress Development Blog: Version 3.0.4 of WordPress, available immediately through the update page in your dashboard or for download here, is a very important update to apply to your sites ...
Nudge, nudge, wink, wink – WordPress Upgrade
… it’s time to go 0-3, I think — WordPress 3.0.3 is out – but the update is really only applicable to remote publishing-enabled systems… WordPress 3.0.3 is available and ...
AXXESS / Afrihost / IS / MWeb DSL slow-to-no international browsing update
For what it’s worth: an alleged SEACOM cable break a few kilometers from Alexandria – eta of 2.5hrs or so… ...
WordPress 3.0.2 is out
Don’t forget to upgrade inplace or download! It is a mandatory security update for all previous WordPress versions, and upgrades are easy 🙂 ...
AXXESS / Afrihost / IS / MWeb DSL slow-to-no international browsing
Seems like there is an upstream cable fault (being investigated) that has caused international browsing from South Africa outward to fail. Pings reveal failing terminations on the entry points into co ...
Stuxnet lessons – and resources
Just a quick grouping of resources relating to Stuxnet resources and analysis after the targeted infections of the frequency converters of the Vaasa, Finland based Vacon (though Vacon publicly denies ...
Proxying all Linux Traffic – set web access for Ubuntu behind a proxy
So that it’s documented… I’m using port 8080 as the default port as the likelyhood of your upstream proxy being on 8080 is high – else, typical proxy ports are, of course, 80, ...
Search and view gzip’d files
You knew it already – but I keep forgetting – the power of zgrep and zcat both of which behave as their z-less counterparts. So, to search a gzip’d file, you can simply zgrep <ter ...
Intel Gigabit Ethernet Card on an old kernel?
For self-reference, mainly: For the Intel Corporation 82574L Gigabit Network Connection on an old kernel that doesn’t have the drivers compiled into it – get the driver and make install it ...
Your Kindle, PDFs, EPUBs, file and format conversion and you
There are two irritations when it comes to the Kindle. First of those is your collection of PDFs you bought or own that you’d like to read as a ‘book’ on the Kindle (without going t ...
Firefox: Paste HTML code from one child frame to parent text-box – src stripped
Here’s something fun: use Firefox 3.6.9 to have a set of Javascript code in a child frame append HTML code to a text box in the parent frame, and content of the string is modified: what was < ...
MTN Business Data lines crash – down again
Last time, generator maintenance in Johannesburg took everything offline. There was just notification with the subject line “unknown” (referring to the categorisation of the issue) at 14h2 ...