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Mockito test a void method throws an exception
...eption()).given(mockedObject).methodReturningVoid(...)); Explanation form javadoc : "Stubbing voids requires different approach from {@link Mockito#when(Object)} (or BDDMockito.given)because the compiler does not like void methods inside brackets..."
– Wolf359
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When is each sorting algorithm used? [closed]
...X_VALUE - 8;
(even though it actually will allow to MAX_VALUE-2)
see:
Do Java arrays have a maximum size?
Also I would explain that radix sort complexity is O(wn) for n keys which are integers of word size w. Sometimes w is presented as a constant, which would make radix sort better (for suffici...
What does -> mean in Python function definitions?
...rn type, integer in this case doesn't matter which number you write.
like Java :
public int function(int args){...}
But for Python (how Jim Fasarakis Hilliard said) the return type it's just an hint, so it's suggest the return but allow anyway to return other type like a string..
...
What are the benefits of functional programming? [closed]
...u get these benefits (from understand the FP paradigm) in Python, C#, C++, Java, you name it.
– Jared Updike
Nov 9 '09 at 19:35
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Can't create handler inside thread that has not called Looper.prepare()
... - 2016
The best alternative is to use RxAndroid (specific bindings for RxJava) for the P in MVP to take charge fo data.
Start by returning Observable from your existing method.
private Observable<PojoObject> getObservableItems() {
return Observable.create(subscriber -> {
fo...
What does immutable mean?
If a string is immutable, does that mean that....
(let's assume JavaScript)
9 Answers
...
On design patterns: When should I use the singleton?
... is, until it suddenly is not any more, it took a lot of work to transform Javas Language singleton into something that could support internationalized websites. I have found that using the singleton as a parameter is often a reasonable compromise, by retrieving the singleton instance in the caller ...
Properties vs Methods
...ables or data within a class. They are analogous to getters and setters in Java.
Methods encapsulate an operation.
In general I use properties to expose single bits of data, or small calculations on a class, like sales tax. Which is derived from the number of items and their cost in a shopping c...
How can I add the new “Floating Action Button” between two widgets/layouts
...
Try this library (javadoc is here), min API level is 7:
dependencies {
compile 'com.shamanland:fab:0.0.8'
}
It provides single widget with ability to customize it via Theme, xml or java-code.
It's very simple to use. There are avail...
Base64 length calculation?
...go for readability you can of course also program it like this (example in Java, for C you could use macro's, of course):
public static int ceilDiv(int x, int y) {
return (x + y - 1) / y;
}
public static int paddedBase64(int n) {
int blocks = ceilDiv(n, 3);
return blocks * 4;
}
public...