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NUnit vs. xUnit
...dely used, well documented and has a large community, whereas xUnit.net is more modern, more TDD adherent, more extensible, and also trending in .NET Core development. It's also well documented.
In addition to that, the main difference I noticed is the way that xUnit.net runs the test methods. So, ...
Number of occurrences of a character in a string [duplicate]
...ensions to make a simpler, and almost as efficient version. There is a bit more overhead, but it's still surprisingly close to the loop in performance:
int cnt = test.Count(c => c == '&');
Then there is the old Replace trick, however that is better suited for languages where looping is awk...
How can I trim beginning and ending double quotes from a string?
...\"$ for this.
E.g.
string = string.replaceAll("^\"|\"$", "");
To learn more about regular expressions, have al ook at http://regular-expression.info.
That said, this smells a bit like that you're trying to invent a CSV parser. If so, I'd suggest to look around for existing libraries, such as Op...
Swift - How to convert String to Double
... converted (i.e.: bad user input).
let lessPrecisePI = Float("3.14")
let morePrecisePI = Double("3.1415926536")
let invalidNumber = Float("alphabet") // nil, not a valid number
Unwrap the values to use them using if/let
if let cost = Double(textField.text!) {
print("The user entered a valu...
What specific productivity gains do Vim/Emacs provide over GUI text editors?
...e as the "windowed" interface that Vim/Emacs give you. You can see two or more files at the same time side-by-side. The more you can see on-screen, the more you free your mind to think about your problem rather than doing mental bookkeeping of variable names and function signatures.
Don't underest...
Can you attach a UIGestureRecognizer to multiple views?
...sture recognizer once, I'm not sure if this is a bug or it just needs some more documentation.
12 Answers
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What is the performance cost of having a virtual method in a C++ class?
...at matters is whether the function has been run before recently (making it more likely to be in cache), and whether your architecture can predict static (not virtual) branches and fetch those instructions into cache ahead of time. My PPC does not, but maybe Intel's most recent hardware does.
My ti...
PHP filesize MB/KB conversion [duplicate]
...
This answer is more efficient than the others below. It avoids using the log function or successive division statements to identify the unit.
– Ali Gangji
May 25 '13 at 2:34
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