Fabrice Aneche

I’m happy to announce a new side project: MyAPRS, a modern iOS APRS application, for radio amateur enthusiasts.

FreeBSD is now fully supported on the Raspberry Pi2, makes it a fun small computer to experiment with BSD.

I’ve ever dreamed of space & satellites, it turms out you can received pictures from them.

You probably have heard of LevelDB it’s a blazing fast key value store (as a library not a daemon), that uses Snappy compression.

In my neighborhood, I’m experimenting to give free access to some services, not the full internet but a full access to Wikipedia, maps… Here are some tips do to the same.

I’ve recently published StatGo, it gives you access to your operating system metrics like free memory, used disk spaces … It’s a binding to the C library libstatgrab, a proven stable piece of code that works on many different systems, FreeBSD, Linux, OSX …

I’ve always developed my own blog system, that’s a good way to learn a new langage.

This blog is running Hugo with an auto deploy via Wercker and hosted on Github Page.

This is a 10 minute tutorial to set up an InfluxDB + Grafana with Go on your Mac, but should work with minor modifcations on your favorite Unix too, it assumes you already have a working Go compiler.

Today I’m releasing Gozim a side project written in Go.

Airspy is an SDR with amazing specs, but drivers are slowly coming to your prefered os.

First you need to create a VirtualBox FreeBSD install using a 10G qcow format, use an SCSI controller for the install as the disk will be visible as da0 inside GCE.

APRS is a tactical digital communications system used between amateurs radio, to exchange positions & messages, here I blog my experience decoding/encoding APRS with a small Arduino as it may help some of you too.

When I was a young child, I remember listening to an old radio receiver with my grandfather, looking for morse transmission. 30 years later, I take the opportunity to get my radio amateur license in the US, it was not difficult (Technicial license is easy…

FreeBSD 10 is out and it’s time to replace your Linux boxes !

FreeBSD images for arm are now built from the FreeBSD Foundation !

As an iphone developer contractor, I’ve released some applications on the Apple Store for my customers but not on my own.

After my [Enhance your Python](http://blog.nobugware.com/post/2011/08/16 /enhance-your-python) post, which is my Python bible reference, I wanted the same for Golang: Effective Go, write effective Go Go by examples, simple but useful examples in Go The Go…

I often have this need to remove some keys from a list of dict, like cleaning it before passing it.

As a day to day Python and iOS developer, I’m using a lot of tools on my Mac, here is a list that could help you too.

After 6 years of existence, where this blog was self hosted, it’s now running on Google App Engine with webapp2 Python framework.

^ up and ^ down : navigate methods ⇧ ⌘ up and ⇧ ⌘ down : switch from .h to .m ⇧ ⌘ ⌫ : go to last edit ⇧ esc : hide console/bottom view ⌥ ⌘ L : reindent code (^ i in xcode) ^ r : Run (⌘ + r in xcode) ^ tab : navigate files ⌘ o : open class ⌘ ⇧ o : open fil…

Python requests is the de facto HTTP package for Python, nice API, wonderful documentation.

I tried to use VIMAGE for jails, can be summarized as: independant network stack, firewalling, nat, a real loopback … for your jails First I had pf in my kernel, it does not work with VIMAGE, it will kernel panic, (as module too), so remove it (I hope it…

I had so much pain to make it work so here is how to have a ZFS root with a raidz pool on 5 disks, specially with OVH without any console or kvm to debug the boot process.

The MIT has created xv6: an operating system for learning purpose This works better and takes less time to create a working environnement for xv6 on Mac Os X, than the recommandations proposed on Tools used in 6.828 simply run this port install i386-elf-g…

It’s more a reminder to myself, gevent depends on libevent2 but the setup.py doesn’t correcty look for it, a simple solution: export CFLAGS=-I/usr/local/include export LDFLAGS=-L/usr/local/lib pip install gevent change it for /opt/local/… if you are on OSX

Performance are really bad for FreeBSD in KVM, one solution is to use paravirtualized driver, virIO.

The “new” FreeBSD installer does not give you the options to simply install ZFS as root, so sad, here is how to do it.

Gimp 2.7.3 has been released but no one ports it to OSX already here is an ugly working way.

Nohting new here but a list of what you should read to be a better Python developer, for intermediate and advanced Pythoners, in no particular order.

Since Sun’s killers euh Oracle shutdown OpenSolaris, FreeBSD is becoming more and more attracting with ZFS port, you should really give it a try (We are back baby).

Gentoo support for lvm root is still a pain in the ass, here is a working solution.

Sparkfun and others sell a 434Mhz transmitter and a receiver for €2.88 and €3.61.

In a tag cloud !

JMX had good intentions but the API is only implemented in Java, a Java product for Java, with no access to the outside world.

For license reasons (god damn GPL), ZFS can’t be integrated into the Linux kernel, but there is a userland fuse version called [ZFS-FUSE](http://zfs- fuse.net/), so I tried to measure the fuse overhead vs others filesystems presents on my server.

In a production environment you could hit this one: DatabaseError: Invalid handle!

I have an Nginx frontend to serv everything but confluence which was not happy with my SSLized conf, here is the solution !

Parce qu’Android est une plateforme avant d’etre un os pousse par un constructeur: En chine il sort des modeles de smartphone, supportant Android, de tres bonne qualite, qui vont inonder les marches occidentaux dans les mois a venir.

Saitek Pro Flight Yoke et Saitek Pro Flight Rudder Pedals

Some informations for iphone developers, and iphone owners.

It was so long but python 2.6 is now in Gentoo stable, here is how to upgrade.

After years of pain playing with Solaris 10 Jumpstart’s package clusters, I took some time to build an ultimate install profile for Solaris 10.

Jira is a nice product for issue tracking linked to a SCM repository, yes it’s not free software but they provide a 5$ starter license for 5 users.

Using mercurial for the beginner may sounds scarry here are fast tips Edit ~/.hgrc This is a Mercurial configuration file.

When debugging, I often found that NSLog is really boring, here is an attempt to make it nicer: ` NSLog(@"mycar: %@",myCar); NSLog(@" I'M HERE "); ` NSLog doesn’t tell you where the call was made (which file or which method), so you end with a lot of: 200…

ZFS is all about performance (many levels of caching, pre-fetch, …) and memory consumption :-) Here are my last links about ZFS [internals](http://src.opensolaris.org/source/xref/onnv/onnv- gate/usr/src/cmd/mdb/common/modules/zfs/zfs.c#333), it’s worth a…

In NAT mode (the default one), virtualbox does not give you the possibility to directly connect to your guest os.

[Improving MapReduce Performance in Heterogeneous Environments](http://www.use nix.com/events/osdi08/tech/full_papers/zaharia/zaharia_html/index.html) " MapReduce is emerging as an important programming model for large-scale data-parallel applications such