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How do I read configuration settings from Symfony2 config.yml?
...nfigTreeBuilder()
{
$treeBuilder = new TreeBuilder();
$rootNode = $treeBuilder->root( 'my_nice_project' );
$rootNode->children()->scalarNode( 'contact_email' )->end();
return $treeBuilder;
}
}
Then you can get the config from your controller, a...
Is there a way to get a collection of all the Models in your Rails app?
...ntent of the models directory of your application...
Dir.foreach("#{RAILS_ROOT}/app/models") do |model_path|
# ...
end
EDIT: Another (wild) idea would be to use Ruby reflection to search for every classes that extends ActiveRecord::Base. Don't know how you can list all the classes though...
ED...
Reading Properties file in Java
...inding your properties file. I'm guessing that myProp.properties is in the root of your project, if that's the case, you need a preceding slash:
InputStream stream = loader.getResourceAsStream("/myProp.properties");
share
...
How to check the version before installing a package using apt-get?
...stall -s redis-server
NOTE: This is only a simulation!
apt-get needs root privileges for real execution.
Keep also in mind that locking is deactivated,
so don't depend on the relevance to the real current situation!
Reading package lists... Done
Building dependency tree
Read...
What is the difference between loose coupling and tight coupling in the object oriented paradigm?
... output in a CSV file rather than JSON etc., or if you want to switch from MySQL to PostGreSQL you should be able to make those changes extremely easily in your code, without having to rewrite the entire class etc. In other words, you do not want to tightly couple your application with a specific da...
Detect application heap size in Android
...uation (of which I am aware) for which the two methods can diverge is on a rooted device running an Android version such as CyanogenMod, which allows the user to manually select how large a heap size should be allowed for each app. In CM, for example, this option appears under "CyanogenMod settings...
How do I ignore all files in a folder with a Git repository in Sourcetree?
...r/directory, do the following: if you don't have a .gitignore file in the root of your project (that name exactly ".gitignore"), create a dummy text file in the folder you want to exclude. Inside of Source Tree, right click on it and select Ignore. You'll get a popup that looks like this.
Se...
Can't start Eclipse - Java was started but returned exit code=13
...rsion of Java (6 vs. 7 vs. 8) or whether you use JRE vs. JDK - it's always rooted in a bit-ness mismatch. See the accepted answer above.
– E-Riz
Apr 5 '16 at 16:21
...
How to make rounded percentages add up to 100%
...ore important than an error at 99%. In the code below I've used the square root.
The complete algorithm is as follows:
Sum the percentages after rounding them all down, and subtract from 100. This tells you how many of those percentages must be rounded up instead.
Generate two error scores for ea...
Adaptive segue in storyboard Xcode 6. Is push deprecated?
...troller as the initial view controller in the storyboard and make VC_A the rootViewController, both ‘push’ and ‘show’ have the same effect. If I don’t have an initial navigation controller and I use ‘show’ I get what you described in that the VC_B does a slide up from bottom. If I try ...