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Magic number in boost::hash_combine
The boost::hash_combine template function takes a reference to a hash (called seed ) and an object v . According to the docs , it combines seed with the hash of v by
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Is 0 a decimal literal or an octal literal?
...tal literals are almost unused today. † Then it dawned upon me that actually almost all integer literals in my code are octal, namely 0 .
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Should I use tag for icons instead of ? [closed]
...es shortness and the nice association of "i is for icon," I think it's actually the most semantic choice for an icon when a straightforward <img> tag is not practical.
1. The usage is consistent with the spec.
While it may not be what the W3 mainly had in mind, it seems to me the official sp...
Visual Studio 2010 shortcut to find classes and methods?
... edited Feb 22 at 17:30
Callum Watkins
2,22222 gold badges2323 silver badges4040 bronze badges
answered Jul 17 '10 at 18:42
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Why not use java.util.logging?
...ojects.
There are objective reasons for preferring SLF4J. For one, SLF4J allows the end-user the liberty to choose the underlying logging framework. In addition, savvier users tend to prefer logback which offers capabilities beyond log4j, with j.u.l falling way behind. Feature-wise j.u.l may be s...
Are custom elements valid HTML5?
...cript interfaces.
Custom elements is a part of a larger W3 specification called Web Components, along with Templates, HTML Imports, and Shadow DOM.
Web Components enable Web application authors to define widgets with a
level of visual richness and interactivity not possible with CSS
alone, and eas...
npm install private github repositories by dependency in package.json
I'm trying to install github private repository by npm that includes other private github repositories as dependency.
10 An...
C++ cout hex values?
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This seems to change all future output from cout to hex; so if you only want 'a' to be printed in hex you may want something like cout << hex << a << dec; to change it back.
– ShreevatsaR
M...
Why should I not wrap every block in “try”-“catch”?
...f a method can throw an exception then it is reckless not to protect this call with a meaningful try block.
16 Answers
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How to prevent Node.js from exiting while waiting for a callback?
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Callback is Not Queued
Node runs until all event queues are empty. A callback is added to an event queue when a call such as
emmiter1.on('this_event',callback).
has executed. This call is part of the code written by th...