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Java HTTPS client certificate authentication

... Finally managed to solve all the issues, so I'll answer my own question. These are the settings/files I've used to manage to get my particular problem(s) solved; The client's keystore is a PKCS#12 format file containing The c...
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Get the size of the screen, current web page and browser window

... screenHeight , pageX , pageY , screenX , screenY which will work in all major browsers? 19 Answers ...
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Java: recommended solution for deep cloning/copying an instance

...t hierarchy): commons-lang SerializationUtils - using serialization - if all classes are in your control and you can force implementing Serializable. Java Deep Cloning Library - using reflection - in cases when the classes or the objects you want to clone are out of your control (a 3rd party libra...
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Schrödingers MySQL table: exists, yet it does not

I am having the weirdest error of all. 11 Answers 11 ...
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jQuery: Return data after ajax call success [duplicate]

I have something like this, where it is a simple call to a script that gives me back a value, a string.. 5 Answers ...
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Overriding id on create in ActiveRecord

...why you can't use mass-assignment to set it. However, when setting it manually, it just works: o = SomeObject.new o.id = 8888 o.save! o.reload.id # => 8888 I'm not sure what the original motivation was, but I do this when converting ActiveHash models to ActiveRecord. ActiveHash allows you to...
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What is the difference between map and flatMap and a good use case for each?

...ark-shell session: First, some data - two lines of text: val rdd = sc.parallelize(Seq("Roses are red", "Violets are blue")) // lines rdd.collect res0: Array[String] = Array("Roses are red", "Violets are blue") Now, map transforms an RDD of length N into another RDD of length N. For examp...
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How do I use itertools.groupby()?

I haven't been able to find an understandable explanation of how to actually use Python's itertools.groupby() function. What I'm trying to do is this: ...
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Nested attributes unpermitted parameters

... Person . I want a form that can create the Bill and its children Dues all in one page. I am trying to create a form using nested attributes, similar to ones in this Railscast . ...
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python setup.py uninstall

I have installed a python package with python setup.py install . 16 Answers 16 ...