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What is the correct way of using C++11's range-based for?
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Git flow release branches and tags - with or without “v” prefix
I have seen multiple contradicting definitions on various git flow related websites. Is there an official recommendation or single source of truth?
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How to iterate through two lists in parallel?
I have two iterables in Python, and I want to go over them in pairs:
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What are some uses of template template parameters?
I've seen some examples of C++ using template template parameters (that is templates which take templates as parameters) to do policy-based class design. What other uses does this technique have?
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How do I make an HTTP request in Swift?
I read The Programming Language Swift by Apple in iBooks, but cannot figure out how to make an HTTP request (something like cURL) in Swift. Do I need to import Obj-C classes or do I just need to import default libraries? Or is it not possible to make an HTTP request based on native Swift code?
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What's the difference between tilde(~) and caret(^) in package.json?
...pgraded to latest stable node and npm , I tried npm install moment --save . It saves the entry in the package.json with the caret ^ prefix. Previously, it was a tilde ~ prefix.
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How to elegantly rename all keys in a hash in Ruby? [duplicate]
I have a Ruby hash:
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Why would I ever use push_back instead of emplace_back?
C++11 vectors have the new function emplace_back . Unlike push_back , which relies on compiler optimizations to avoid copies, emplace_back uses perfect forwarding to send the arguments directly to the constructor to create an object in-place. It seems to me that emplace_back does everything p...
What is an efficient way to implement a singleton pattern in Java? [closed]
What is an efficient way to implement a singleton pattern in Java?
29 Answers
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Catch multiple exceptions at once?
It is discouraged to simply catch System.Exception . Instead, only the "known" exceptions should be caught.
27 Answers
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