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Error in Swift class: Property not initialized at super.init call
...ms four helpful safety-checks to make sure
that two-phase initialization is completed without error:”
Safety check 1 “A designated initializer must ensure that all of the
“properties introduced by its class are initialized before it
delegates up to a superclass initializer.”
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Using Java 8's Optional with Stream::flatMap
The new Java 8 stream framework and friends make for some very concise java code, but I have come across a seemingly-simple situation that is tricky to do concisely.
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How can I check if a var is a string in JavaScript?
How can I check if a var is a string in JavaScript?
7 Answers
7
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What is the python “with” statement designed for?
...been using Python lightly for several months and didn't even know of its existence! Given its somewhat obscure status, I thought it would be worth asking:
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Reversing a linked list in Java, recursively
I have been working on a Java project for a class for a while now. It is an implementation of a linked list (here called AddressList , containing simple nodes called ListNode ). The catch is that everything would have to be done with recursive algorithms. I was able to do everything fine sans one ...
External template in Underscore
I use Underscore template . It is possible to attach a external file as template ?
12 Answers
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Why not use always android:configChanges=“keyboardHidden|orientation”?
...when certain key configuration changes happen on Android (a common example is an orientation change), Android fully restarts the running Activity to help it adjust to such changes.
When you define android:configChanges="keyboardHidden|orientation" in your AndroidManifest, you are telling Android: "...
What is the best way to implement nested dictionaries?
...hich essentially amounts to a nested dictionary. Let's say it looks like this:
21 Answers
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How to reset radiobuttons in jQuery so that none is checked
I have radio buttons in HTML like this:
13 Answers
13
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Is a `=default` move constructor equivalent to a member-wise move constructor?
Is this
4 Answers
4
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