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Einstein for everyone

Lecture notes on the work of Einstein and physics inspired by Einstein's work: The course is aimed at people who have a strong sense that what Einstein did changed everything. However they do not know enough physics to understand what he did and why it was so important. The course presents just enough of Einstein's […]

Easy way to create a Debian package and repository

Interesting article over at Linuxconfig.org: This article describes a simple way on how to create a home made debian package and include it into a local package repository. Although we could use a existing Debian/Ubuntu package, we will start from scratch by creating our own minimalistic unofficial debian package. Once our package is ready, we […]

Regular expression Denial of Service (ReDoS)

It's only logical, but I hadn't really thought about it much. Turns out Regular Expression can be vulnerable to external Denial of Service attacks.

Lessons on development of 64-bit C/C++ applications

Lessons on development of 64-bit C/C++ applications: The course is devoted to creation of 64-bit applications in C/C++ language and is intended for the Windows developers who use Visual Studio 2005/2008/2010 environment. Developers working with other 64-bit operating systems will learn much interesting as well. The course will consider all the steps of creating a […]

Handling network mounts on a very mobile laptop?

I have a laptop that travels with me to work as well as being used at home. I have a number of network CIFS mounts that I like to have available when I am at home, so I have them set to "auto" in /etc/fstab. […] The problem is that when I shift locations, I […]


ArchFS is a FUSE (user-space, so it does not require a special kernel module, other than the FUSE kernel module) file system on top of rdiff-backup (an incremental backup tool). It allows you to mount a rdiff-backup repository and then provides an easy way to maneuver through the various revisions in that repository.

Software Bashing

We started a new site where we can vent our rage on all things sucky about software: Software Bashing: We hate software. With a passion: Fact: All software sucks. We're here to show you exactly why, and just how much it truly sucks. We don't discriminate against vendor or development model; all software sucks. We […]

TCP performance

Here's an interesting article on trying to understand TCP performance. It discusses how the TCP flow-control window (receive buffer), window scaling, selective ACKs and some other TCP features/options affect your link's speed. Of course it's only a tiny fraction of the total picture that is link performance, but it's an interesting read. There's also a […]

Barry Schwartz: The paradox of choice

Talks Barry Schwartz: The paradox of choice: Psychologist Barry Schwartz takes aim at a central tenet of western societies: freedom of choice. In Schwartz's estimation, choice has made us not freer but more paralyzed, not happier but more dissatisfied.

How Democracy works…

Here's a good example of how democracy works: NASA Christens Space Station Treadmill 'COLBERT'.