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Why are `private val` and `private final val` different?
I used to think that private val and private final val are same, until I saw section 4.1 in Scala Reference:
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What's the difference between F5 refresh and Shift+F5 in Google Chrome browser?
What's the difference between F5 refresh and SHIFT + F5 in Google Chrome browser?
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How do I make class methods / properties in Swift?
Class (or static) methods in Objective-C were accomplished using + in declarations.
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JavaScript: Class.method vs. Class.prototype.method
... instance of that constructor function, you can consider it like a 'static method'.
In JavaScript functions are first-class objects, that means you can treat them just like any object, in this case, you are only adding a property to the function object.
The second function, as you are extending th...
iphone ios running in separate thread
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In my opinion, the best way is with libdispatch, aka Grand Central Dispatch (GCD). It limits you to iOS 4 and greater, but it's just so simple and easy to use. The code to do some processing on a background thread and then do so...
how to use XPath with XDocument?
There is a similar question, but it seems that the solution didn't work out in my case: Weirdness with XDocument, XPath and namespaces
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How to write PNG image to string with the PIL?
I have generated an image using PIL . How can I save it to a string in memory?
The Image.save() method requires a file.
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Correct way to use get_or_create?
I'm trying to use get_or_create for some fields in my forms, but I'm getting a 500 error when I try to do so.
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Accessing console and devtools of extension's background.js
I just started out with Google Chrome extensions and I can't seem to log to console from my background js. When an error occurs (because of a syntax error, for example), I can't find any error messages either.
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How can I tell who forked my repository on GitHub?
Is there a way to know who has forked my repository on GitHub? I can see the number of forks, but I'd like to know who forked my repository and what kind of changes they made to it.
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