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What is the advantage of using REST instead of non-REST HTTP?
Apparently, REST is just a set of conventions about how to use HTTP . I wonder which advantage these conventions provide. Does anyone know?
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Difference between HashMap, LinkedHashMap and TreeMap
What is the difference between HashMap , LinkedHashMap and TreeMap in Java?
I don't see any difference in the output as all the three has keySet and values . What are Hashtable s?
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Method Syntax in Objective-C
Can someone explain this method declaration syntax for me? In this function, the number of rows of a UIPickerView (slot machine UI on the iPhone) is being returned. From my understanding, the Method is called ' pickerView ', and returns an NSInteger.
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bash HISTSIZE vs. HISTFILESIZE?
What is the difference in HISTSIZE vs. HISTFILESIZE ?
2 Answers
2
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When to use reinterpret_cast?
...en the types can be interpreted at compile time hence the word static . This is the cast the C++ compiler uses internally for implicit casts also.
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Is it possible to make the -init method private in Objective-C?
...hods. Any message can be sent to any object at any time.
What you can do is throw an NSInternalInconsistencyException if your -init method is invoked:
- (id)init {
[self release];
@throw [NSException exceptionWithName:NSInternalInconsistencyException
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Why covariance and contravariance do not support value type
IEnumerable<T> is co-variant but it does not support value type, just only reference type. The below simple code is compiled successfully:
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Ruby, remove last N characters from a string?
What is the preferred way of removing the last n characters from a string?
13 Answers
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What is the official “preferred” way to install pip and virtualenv systemwide?
Is it this, which people seem to recommend most often:
16 Answers
16
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What does a tilde do when it precedes an expression?
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~ is a bitwise operator that flips all bits in its operand.
For example, if your number was 1, its binary representation of the IEEE 754 float (how JavaScript treats numbers) would be...
0011 1111 1111 0000 0000 0000 0000 000...