Howto install Redmine on Heroku
A little howto to get Redmine running on Heroku: Install Redmine locally. Follow instructions given on the Redmine Install page. I used development mode only in this step. Setup git in the repository with git…
Today’s xkcd: the whole World’s map
xkcd is a fantastic webcomic. I follow it for a few years now, and I must say I love it. Today’s comic (number 1110) featured an enormous scrollable world to visit. I downloaded all images…
Howto: Install RMagick on Windows 64 bits
I ran into a lot of problems trying to install RMagick on my 64bits Windows, but finally succeeded. Here is how: Install ImageMagick: version 6.6.9-5 32 bits. The version is important: I tried with 64bits…
A little helper to understand French companies’ system
Lately I was focused on understanding the way French companies work, how are taxes paid, and how to best choose companies’ statuses based on this. I wanted to have real figures and understand where does…
Unobtrusive Ajax on Rails3: Welcome to rails-ajax
My recent contribution to Rails: rails-ajax. Here is its story: I am always amazed to see how simple the Ajax use-case can be, how many websites could take benefit from a basic Ajax setup, and…
Full stack integration testing with Rails3: browser-oriented, JavaScript, continuous integration
This post is a complete summary of all my efforts to have a complete and decent solution to test Rails applications. As it is a long post, here you have the table of contents: Introduction…
How to compile FastCGI library
The simple answer, as usual is ./configure; make; make install … … Well not in this case: it will break in some environments (mine is x86_64-linux with gcc 4.4.5 and fcgi >= 2.4.0). During the…
Using data sets in Ruby: performance of Hash vs Set
A data set is a collection of objects that ensures each object is present only once in the collection. In Ruby, there are 2 simple ways to define data sets: use the Set Ruby standard…
How to change Rake tasks’ prerequisites dynamically
Several times in my developer’s life I have found it very useful to use Dependency Graph Programming. That means mapping processes into invokable targets having dependencies on other targets that need to be invoked prior.…
How to require Rake >= 0.9 with Ruby >= 1.9
Very simple problem, judging by this title. I have Ruby 1.9.2 I installed Rake 0.9.2.2 with RubyGems (gem install rake) I want to use Rake 0.9.2.2 in my Ruby environment (Rake 0.9.2.2 defines Rake::DSL module).…
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