random1

Jacknife

The Jacknife  is also sometimes called the “Leave One Out” method, and is a method to somehow evaluate the stability of statistics done on data. By leaving one element out of the input array and studying the mean of the values, one can identify outliers. Here is a small Python implementation, generalised to “Leave N…

30

I’m 30…

24 September 1983. I’m born. Since then, damn, already 30 years… I’m not going to talk about my life, it’s not even interesting to myself. I’d rather give a brief history of the IT background I’ve learnt during the last 21-something years. It all started when I was 9, in the primary school classroom where…

Data Processing application (Royal Observatory of Belgium)

Pack an Enthought Traits app inside a .exe using py2exe (Canopy Edit)

10 months ago, I published the updated version of my tutorial to pack an Enthought TraitsUI based application inside an .exe Windows Executable file, using a standard Python 2.7 install and the Enthought Tool Suite 4.0 (ETS4.0). In April 2013, Enthought published their latest distribution called “Canopy”. This distribution marks a clear change in the…

dosbox

Old 16bit DOS programs on Windows 7 (x64)

We needed to execute an old-but-working 16bits program to locate earthquakes called “HypoEllipse” (source), but calling it from the Windows 7 x64 boxes resulted in a nice : Bam ! Not working, sorry for you… No ! I say No ! Some great guys developed “DosBOX”: a super emulator for old-but-working DOS applications ! All…