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Copy constructor for a class with unique_ptr

How do I implement a copy constructor for a class that has a unique_ptr member variable? I am only considering C++11. 6 A...
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How can I use xargs to copy files that have spaces and quotes in their names?

... You can combine all of that into a single find command: find . -iname "*foobar*" -exec cp -- "{}" ~/foo/bar \; This will handle filenames and directories with spaces in them. You can use -name to get case-sensitive results. Note: The ...
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Facebook Android Generate Key Hash

... answered Mar 15 '11 at 0:02 allthenutsandboltsallthenutsandbolts 1,48411 gold badge1313 silver badges3333 bronze badges ...
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How to hash a string into 8 digits?

... public service announcement...this technique doesn't actually result in a unique hash value for the string; it computes a hash and then munges into a non-guaranteed-unique value – twneale Sep 1...
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Python JSON serialize a Decimal object

... The problem was that DecimalEncoder()._iterencode(decimal.Decimal('3.9')).next() returned the correct '3.9', but DecimalEncoder()._iterencode(3.9).next() returned a generator object which would only return '3.899...' when you piled on another .next(). Generator f...
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Why should I prefer to use member initialization lists?

...tyle. For class members which are classes, then it avoids an unnecessary call to a default constructor. Consider: class A { public: A() { x = 0; } A(int x_) { x = x_; } int x; }; class B { public: B() { a.x = 3; } private: A a; }; In this case, the construct...
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Calling JavaScript Function From CodeBehind

... 1 public partial class Products : System.Web.UI.Page { [System.Web.Services.WebMethod()] [System.Web.Script.Services.ScriptMethod()] public static List<Product> GetProducts(int cateogryID) { // Put your logic here to get the Product list } Step 2: Adding a...
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Is there a WebSocket client implemented for Python? [closed]

...ient Sample client code: #!/usr/bin/python from websocket import create_connection ws = create_connection("ws://localhost:8080/websocket") print "Sending 'Hello, World'..." ws.send("Hello, World") print "Sent" print "Receiving..." result = ws.recv() print "Received '%s'" % result ws.close() S...
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Get element inside element by class and ID - JavaScript

...er than worrying about browser compatibility yourself (let someone else do all the work). If you want just a library to do that, then Sizzle will work great. In Sizzle, this would be be done like this: Sizzle("#foo .bar")[0].innerHTML = "Goodbye world!"; jQuery has the Sizzle library built-in...
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Is git good with binary files?

...aningful diffs, or merge binary files in any way that could make sense. So all merges, rebases or cherrypicks involving a change to a binary file will involve you making a manual conflict resolution on that binary file. You need to decide whether the binary file changes are rare enough that you can...