Rob Janssen

On feeding your CPU with data

Can you guess the speed difference between these two lines of code? The first line of code does N additions: A naive programmer might expect the second option to be 16 times faster. The actual answer is much more complicated and worth further study. I have implemented a simple test.

Old School vs. New School

If you're hankerin' for some old school gaming, check out the online Atari arcade: http://arcade.atari.com Tweet! http://clicktotweet.com/8d_7z What happens ...

The Five-Minute Rule 20 Years Later

The old rule continues to evolve, while flash memory adds two new rules. Goetz Graefe, Hewlett-Packard Laboratories In 1987, Jim Gray and Gianfranco Putzolu published their now-famous five-minute rule1 for trading off memory and I/O capacity.

What Killed the Linux Desktop

True story. The hard disk that hosted my /home directory on my Linux machine failed so I had to replace it with a new one. Since this machine lives under my desk, I had to unplug all the cables, get it out, swap the hard drives and plug everything back again.

The Code (BBC Documentary) - Part 3 of 3 - Prediction

Du Sautoy looks at what happens next. He looks at the ability to predict a lunar eclipse, overturns the lemming's suicidal reputation, avoids being crushed t...

The Code (BBC Documentary) - Part 2 of 3 - Shapes

Du Sautoy searches for natural patterns, beginning with the hexagonal columns of Northern Ireland's Giant's Causeway, and moving on to everything from honeyc...

The Code (BBC Documentary) - Part 1 of 3 - Numbers - YouTube

Share your videos with friends, family, and the world

Gpg4win - Secure email and file encryption with GnuPG for Windows

Older messages in news archive. ... for file and email encryption. Gpg4win (GNU Privacy Guard for Windows) is Free Software and can be installed with just a few mouse clicks.

LeoFS - The Lion of Storage Systems

LeoFS is "Unstructured Big Data Storage for the Web" and a highly available, distributed, eventually consistent storage system. Organizations can use LeoFS to store lots of data efficiently, safely, and inexpensively.

Dark Integers

The screen icon for my interlocutor was a three-holed torus tiled with triangles, endlessly turning itself inside out.

This Read-It-Later-list is just that, bookmarks of stuff I intend to read or have read. I do not necessarily agree with opinions or statements in the bookmarked articles.

This list is compiled from my Pocket list.