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Append a NumPy array to a NumPy array

...sage says it all: NumPy arrays do not have an append() method. There's a free function numpy.append() however: numpy.append(M, a) This will create a new array instead of mutating M in place. Note that using numpy.append() involves copying both arrays. You will get better performing code if yo...
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How to play a notification sound on websites?

.... Audio-sprites support included. No dependecies (jQuery not required). 25 free sounds included. Set up plugin: // set up config ion.sound({ sounds: [ { name: "my_cool_sound" }, { name: "notify_sound", volume: 0.2 }, ...
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What is the purpose of double curly braces in React's JSX syntax?

... Great, thank you! Unfortunately I'm out in California these days but feel free to drop by the #reactjs IRC room on freenode and I'd be happy to answer questions. – Sophie Alpert Mar 27 '14 at 4:39 ...
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C++ Returning reference to local variable

... } The second version does work because the variable is allocated on the free store, which is not bound to the lifetime of the function call. However, you are responsible for deleteing the allocated int. int* func2() { int* p; p = new int; *p = 1; return p; } int main() { int...
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Contains method for a slice

...nt to add an element. Just try it, and if you encounter any problems, feel free to ask. You can also use Mostafa's solution if that's easier for you to understand (unless you have huge amounts of data). – tux21b May 7 '12 at 17:43 ...
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Working with README.md on github.com [closed]

...down as you edit it. See https://atom.io/ I'm not sure whether it will be free (as in beer) in the long term. share | improve this answer | follow | ...
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Is it possible to use Visual Studio on macOS?

...ou install Visual Studio Code and .NET Core on a Mac in OS X you can quite freely edit and compile and run and debug and share your code with Visual Studio 2017 on a PC. – DavidMWilliams Feb 2 '17 at 5:16 ...
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Is it possible to embed animated GIFs in PDFs?

... This is great! But is there a free solution to do the same thing? Adobe InDesign is >$300/year. Also it's SO policy to actually copy the answer into the post - the translated page says to do the following: 1) Open the GIF in Quicktime and save as MOV...
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Why (0-6) is -6 = False? [duplicate]

... The technical reason for this behavior is that a Python implementation is free to treat different instances of the same constant value as either the same object, or as different objects. The Python implementation you're using chooses to make certain small constants share the same object for memory-...
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How to get the name of the current method from code [duplicate]

... Bear in mind the JIT is free to inline methods, which might throw this off. To force a method to not be inlined, add the [MethodImpl(MethodImplOptions.NoInlining)] attribute. – stusmith Apr 16 '10 at 11:29 ...