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In C# what is the difference between ToUpper() and ToUpperInvariant()?
...fferent cultures. The most known example is the Turkish example, for which converting lowercase latin "i" to uppercase, doesn't result in a capitalized latin "I", but in the Turkish "I".
As for me it was confusing even with the above picture (source), I wrote a program (see source code below) to se...
What's the difference between := and = in Makefile?
...ever, if the variable GCC is reassigned i.e
GCC=c++ then the ${CC} will be converted to c++ -W after the reassignment.
Conditional assignment ?=
Conditional assignment assigns a value to a variable only if it does not have a value
Appending +=
Assume that CC = gcc then the appending operator...
Which access modifiers are implied when not specified?
...ublic. Only transpiling will throw errors. Both public and private will be converted to <Object>.prototype.funcName
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String concatenation in Ruby
...he given object to str. If the object is a Fixnum between 0 and 255, it is converted to a character before concatenation.
so difference is in what becomes to first operand (<< makes changes in place, + returns new string so it is memory heavier) and what will be if first operand is Fixnum (&l...
What's the point of NSAssert, actually?
...
If I understand correctly, what is the point of leaving them (on the release version)? Why not replace the NSAssert with a if statement, and if (something terrible happens), then inform the user (or do something that is under your control), and not just quit/crash a...
What does -1 mean in numpy reshape?
A numpy matrix can be reshaped into a vector using reshape function with parameter -1. But I don't know what -1 means here.
...
The best way to remove duplicate values from NSMutableArray in Objective-C?
... *orderedSet = [NSOrderedSet orderedSetWithArray:yourArray];
You can now convert it back to a unique NSArray
NSArray *uniqueArray = orderedSet.array;
Or just use the orderedSet because it has the same methods like an NSArray like objectAtIndex:, firstObject and so on.
A membership check with c...
Can I change all my http:// links to just //?
...
I'm finding that IE6 attempts to convert the URI to a relative one (i.e. removing one of the leading slashes). This is in a link element. For example, when specifying //fonts.googleapis.com/css?family=Rokkitt:400,700, IE6 tries to load http://mysite.com/font...
Java logical operator short-circuiting
...he behaviour in a simple example:
public boolean longerThan(String input, int length) {
return input != null && input.length() > length;
}
public boolean longerThan(String input, int length) {
return input != null & input.length() > length;
}
The 2nd version uses the no...
What is the fastest or most elegant way to compute a set difference using Javascript arrays?
...returning the amount (2 in this case) of elements of A which are not in B. Converting 2 into array is pointless...
– Alex
Mar 2 '18 at 12:29
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