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What are the differences between “git commit” and “git push”?

In a Git tutorial I'm going through, git commit is used to store the changes you've made. 15 Answers ...
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What is the purpose of the “final” keyword in C++11 for functions?

What is the purpose of the final keyword in C++11 for functions? I understand it prevents function overriding by derived classes, but if this is the case, then isn't it enough to declare as non-virtual your final functions? Is there another thing I'm missing here? ...
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How to close IPython Notebook properly?

... There isn't currently a better way to do it than Ctrl+C in the terminal. We're thinking about how to have an explicit shutdown, but there's some tension between the notebook as a single-user application, where the user is free to stop it, and as a multi-user server, where only an...
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How to get a variable name as a string in PHP?

... You could use get_defined_vars() to find the name of a variable that has the same value as the one you're trying to find the name of. Obviously this will not always work, since different variables often have the same values, but it's the only way...
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Plain Old CLR Object vs Data Transfer Object

POCO = Plain Old CLR (or better: Class) Object 10 Answers 10 ...
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How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?

...ere a way to call a block with a primitive parameter after a delay, like using performSelector:withObject:afterDelay: but with an argument like int / double / float ? ...
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What is the difference between old style and new style classes in Python?

What is the difference between old style and new style classes in Python? When should I use one or the other? 8 Answers ...
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UIImageView aspect fit and center

I have an image view, declared programmatically, and I am setting its image, also programmatically. 10 Answers ...
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'sudo gem install' or 'gem install' and gem locations

Running ' sudo gem list --local ' and ' gem list --local ' give me differing results. My gem path is set to my home folder and only contains the gems from ' gem list --local '. ...
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Worst security hole you've seen? [closed]

... From early days of online stores: Getting a 90% discount by entering .1 in the quantity field of the shopping cart. The software properly calculated the total cost as .1 * cost, and the human packing the order simply glossed over the odd "." in f...