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What is the copy-and-swap idiom?
...ter) needs to implement The Big Three. While the goals and implementation of the copy-constructor and destructor are straightforward, the copy-assignment operator is arguably the most nuanced and difficult. How should it be done? What pitfalls need to be avoided?
The copy-and-swap idiom is the solu...
How to cherry pick a range of commits and merge into another branch?
I have the following repository layout:
9 Answers
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Synchronization vs Lock
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If you're simply locking an object, I'd prefer to use synchronized
Example:
Lock.acquire();
doSomethingNifty(); // Throws a NPE!
Lock.release(); // Oh noes, we never release the lock!
You have to explicitly do try{} finall...
Inline SVG in CSS
Is it possible to use an inline SVG definition in CSS?
9 Answers
9
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parseInt vs unary plus, when to use which?
What are the differences between this line:
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What is the rationale for all comparisons returning false for IEEE754 NaN values?
Why do comparisons of NaN values behave differently from all other values?
That is, all comparisons with the operators ==, =, where one or both values is NaN returns false, contrary to the behaviour of all other values.
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Drawing a line/path on Google Maps
I've been busy for a long time finding out how to draw a line between two (GPS) points on the map in HelloMapView but with no luck.
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AI2 SideBar Extension
Deutsche Version Motivation With smaller apps, the implemented functions can be triggered by a button. With larger apps, however, the available space quickly decreases and the layout becomes confusing. A side bar can help here. There are a number of implementations, but I haven't found a su...
Are there benefits of passing by pointer over passing by reference in C++?
What are the benefits of passing by pointer over passing by reference in C++?
7 Answers
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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
... be possible to generate a random, unique string using numbers and letters for use in a verify link? Like when you create an account on a website, and it sends you an email with a link, and you have to click that link in order to verify your account
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