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What is a smart pointer and when should I use one?

...ue_ptr, std::shared_ptr and std::weak_ptr. There was also std::auto_ptr. It was very much like a scoped pointer, except that it also had the "special" dangerous ability to be copied — which also unexpectedly transfers ownership. It was deprecated in C++11 and removed in C++17, so you shouldn't u...
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Why is the shovel operator (

...follow | edited Jan 13 '11 at 22:54 answered Jan 13 '11 at 19:46 ...
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What is the difference between 'git pull' and 'git fetch'?

What are the differences between git pull and git fetch ? 36 Answers 36 ...
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Why does volatile exist?

What does the volatile keyword do? In C++ what problem does it solve? 18 Answers 18 ...
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Is there a way to create xxhdpi, xhdpi, hdpi, mdpi and ldpi drawables from a large scale image?

... Asset Studio to downsample them for you. Option #3: Automate the process within a graphics editor, per ssantos' answer. Option #4: Script yourself a solution, using something like ImageMagick. Option #5: Use image baker sha...
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“tag already exists in the remote" error after recreating the git tag

... Edit, 24 Nov 2016: this answer is apparently popular, so I am adding a note here. If you replace a tag on a central server, anyone who has the old tag—any clone of that central-server repository that already has the tag—co...
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Why is Go so slow (compared to Java)?

...re designed to run fast themselves and produce code that's OK (there is a bit of optimisation). gccgo uses GCC's existing optimisation passes, and might provide a more pointful comparison with C, but gccgo isn't feature-complete yet. Benchmark figures are almost entirely about quality of implementa...
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When is TCP option SO_LINGER (0) required?

...e option is used. The customer complains about RST as response to FIN from its side on connection close from its side. 7 An...
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Simple argparse example wanted: 1 argument, 3 results

...to grasp right now. I don't need to do math on the command line or meddle with formatting lines on the screen or change option characters. All I want to do is "If arg is A, do this, if B do that, if none of the above show help and quit" . ...
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How does this JavaScript/jQuery syntax work: (function( window, undefined ) { })(window)?

...aken a look under the hood at the jQuery 1.4 source code and noticed how it's encapsulated in the following way: 5 Answer...