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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'.

Terminator – Splitting Terminal Emulator

I use terminals a lot. Some years ago, there was a terminal emulator called Gnome-multi-terminal, which could be split horizontally and vertically, and thus giving optimum workspace usage when using many terminals. Gnome-multi-terminal wasn't being maintained anymore (or at least not regularly) and started displaying some buggy behaviour in newer versions of Debian and Ubuntu. […]

Frustration-Free Packaging

Amazon has a Amazon Frustration-Free Packaging initiative: The Frustration-Free Package (on the left) is recyclable and comes without excess packaging materials such as hard plastic clamshell casings, plastic bindings, and wire ties. It's designed to be opened without the use of a box cutter or knife and will protect your product just as well as […]