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What is the difference between i++ and ++i?
I've seen them both being used in numerous pieces of C# code, and I'd like to know when to use i++ or ++i ( i being a number variable like int , float , double , etc). Anyone who knows this?
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#define macro for debug printing in C?
...on:
#ifdef DEBUG
#define DEBUG_TEST 1
#else
#define DEBUG_TEST 0
#endif
And then use DEBUG_TEST where I used DEBUG.
If you insist on a string literal for the format string (probably a good idea anyway), you can also introduce things like __FILE__, __LINE__ and __func__ into the output, which can...
Different return values the first and second time with Moq
... .Returns(true);
Calling connect will only be successful on the third and fifth attempt otherwise an exception will be thrown.
So for your example it would just be something like:
repository.SetupSequence(x => x.GetPageByUrl<IPageModel>(virtualUrl))
.Returns(null)
.Returns(pageModel....
How to determine whether an object has a given property in JavaScript
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Does anyone need to distinguish between "not defined" and "defined to be undefined?"
– jpsimons
Dec 12 '09 at 22:25
16
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How to do exponentiation in clojure?
...ell: I'd recommend using this rather than going via Java interop since it handles all the Clojure arbitrary-precision number types correctly. It is in namespace clojure.math.numeric-tower.
It's called expt for exponentiation rather than power or pow which maybe explains why it's a bit hard to find ...
Getting indices of True values in a boolean list
...return a list of all the switches that are on. Here "on" will equal True and "off" equal False . So now I just want to return a list of all the True values and their position. This is all I have but it only return the position of the first occurrence of True (this is just a portion of my code...
What is the benefit of using $() instead of backticks in shell scripts?
There are two ways to capture the output of command line in bash :
8 Answers
8
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Which equals operator (== vs ===) should be used in JavaScript comparisons?
I'm using JSLint to go through JavaScript, and it's returning many suggestions to replace == (two equals signs) with === (three equals signs) when doing things like comparing idSele_UNVEHtype.value.length == 0 inside of an if statement.
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How to suppress “unused parameter” warnings in C?
... annoyance with this is it can be misleading if you use the variable later and forget ro remove the unused line. this is why GCC's unused is nice.
– ideasman42
Nov 7 '12 at 13:58
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Calling Java varargs method with single null argument?
If I have a vararg Java method foo(Object ...arg) and I call foo(null, null) , I have both arg[0] and arg[1] as null s. But if I call foo(null) , arg itself is null. Why is this happening?
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