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Running multiple commands in one line in shell
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Rails check if yield :area is defined in content_for
I want to do a conditional rendering at the layout level based on the actual template has defined content_for(:an__area) , any idea how to get this done?
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How can I get the intersection, union, and subset of arrays in Ruby?
I want to create different methods for a class called Multiset .
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How do I revert master branch to a tag in git?
We have branches origin and develop.
The initial state of master was tagged at tag_ABC .
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Why are there two build.gradle files in an Android Studio project?
After having imported an Eclipse project into Android Studio, I see two build.gradle files:
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Postgresql query between date ranges
I am trying to query my postgresql db to return results where a date is in certain month and year. In other words I would like all the values for a month-year.
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What makes JNI calls slow?
I know that 'crossing boundaries' when making a JNI call in Java is slow.
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Python: Is it bad form to raise exceptions within __init__?
Is it considered bad form to raise exceptions within __init__ ? If so, then what is the accepted method of throwing an error when certain class variables are initialized as None or of an incorrect type?
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JSON.net: how to deserialize without using the default constructor?
I have a class that has a default constructor and also an overloaded constructor that takes in a set of parameters. These parameters match to fields on the object and are assigned on construction. At this point i need the default constructor for other purposes so i would like to keep it if i can. ...
HintPath vs ReferencePath in Visual Studio
What exactly is the difference between the HintPath in a .csproj file and the ReferencePath in a .csproj.user file? We're trying to commit to a convention where dependency DLLs are in a "releases" svn repo and all projects point to a particular release. Since different developers have differen...