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Checking if a double (or float) is NaN in C++

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SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)

... The issue appears to be related to memory pressure, so perhaps being more aggressive in handling memory warnings may alleviate the problem https://forums.developer.apple.com/thread/4743#14441 UPDATE OK, here’s the latest. This is a complex problem with multiple possible causes: ...
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How to create the most compact mapping n → isprime(n) up to a limit N?

...ent a pseudo-prime test based on Fermat's little theorem. If I really want more speed (i.e. avoid O(sqrt(N)) algorithm altogether), I precompute the false positives (see Carmichael numbers) and do a binary search. This is by far the fastest test I've ever implemented, the only drawback is that the r...
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Cocoa Autolayout: content hugging vs content compression resistance priority

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Service vs IntentService in the Android platform

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How do you print in Sublime Text 2

...lmost every text editors and IDEs support printing. But there are a lot of more popular feature requests on the todo list, so I accept why it hasn't implemented yet. – Zsolt Apr 14 '13 at 22:22 ...
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Rails :include vs. :joins

This is more of a "why do things work this way" question rather than a "I don't know how to do this" question... 8 Answers ...
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How can one print a size_t variable portably using the printf family?

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How to view the SQL queries issued by JPA?

...g Hibernate. If you approve of this answer, you and the answerer will get more points and more permissions on stackoverflow.com. – L S Nov 10 '11 at 19:05 59 ...
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Automatically capture output of last command into a variable using Bash?

...cting to interact with a terminal on standard-out to not work as expected (more/less) or store odd things in $LAST (emacs). But I think it is about as good as you are going to get. The only other option is to use (type)script to save a copy of EVERYTHING to a file and then use PROMPT_COMMAND to ch...