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Why does the arrow (->) operator in C exist?
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I'll interpret your question as two questions: 1) why -> even exists, and 2) why . does not automatically dereference the pointer. Answers to both questions have historical roots.
Why does -> even exist?
In one of the very first versions of C language (which I will refer as CRM for "C Refe...
When should I use UNSIGNED and SIGNED INT in MySQL?
When should I use UNSIGNED and SIGNED INT in MySQL ?
What is better to use or this is just personal prefernce ?
Because I've seen it used like this;
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Wrapping StopWatch timing with a delegate or lambda?
I'm writing code like this, doing a little quick and dirty timing:
10 Answers
10
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Encode URL in JavaScript?
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Be careful. That escape converts non-ASCII characters into its Unicode escape sequences, like %uxxx.
– opteronn
Mar 5 '10 at 20:10
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How to “properly” print a list?
...f the steps in @TokenMacGuy's one-liner. First he uses the map function to convert each item in the list to a string (actually, he's making a new list, not converting the items in the old list). Then he's using the string method join to combine those strings with ', ' between them. The rest is just ...
What is the difference between compare() and compareTo()?
What is the difference between Java's compare() and compareTo() methods? Do those methods give same answer?
16 Answers
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A std::map that keep track of the order of insertion?
...ring,int> that stores an integer value to an unique string identifier, and I do look up with the string. It does mostly what I want, except for that it does not keep track of the insertion order. So when I iterate the the map to print out the values, they are sorted according to the string; but ...
Measuring execution time of a function in C++
... When I use this function, on first run it gave me 118440535 microseconds and on second run of the same function it gave me 83221031 microseconds. Shouldn't the two time measurements be equal when I am measuring the duration of that function only ?
– Xara
Mar ...
How to get a microtime in Node.js?
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Please check the time units when converting seconds to microseconds. console.log(hrTime[0] * 1000000 + hrTime[1] / 1000)
– itaifrenkel
May 5 '14 at 16:05
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Guid is all 0's (zeros)?
I'm testing out some WCF services that send objects with Guids back and forth. In my web app test code, I'm doing the following:
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