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Convert a Unicode string to a string in Python (containing extra symbols)
How do you convert a Unicode string (containing extra characters like £ $, etc.) into a Python string?
9 Answers
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Single quotes vs. double quotes in C or C++
...
Some compilers also implement an extension, that allows multi-character constants. The C99 standard says:
6.4.4.4p10: "The value of an integer character constant containing more
than one character (e.g., 'ab'), or
containing a character or escape
se...
How does Java handle integer underflows and overflows and how would you check for it?
...um value and continues from there. If it underflows, it goes back to the maximum value and continues from there.
You can check that beforehand as follows:
public static boolean willAdditionOverflow(int left, int right) {
if (right < 0 && right != Integer.MIN_VALUE) {
return ...
Difference between innerText, innerHTML, and childNodes[].value?
What is the difference between innerHTML , innerText and childNodes[].value in JavaScript?
11 Answers
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Implications of foldr vs. foldl (or foldl')
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The recursion for foldr f x ys where ys = [y1,y2,...,yk] looks like
f y1 (f y2 (... (f yk x) ...))
whereas the recursion for foldl f x ys looks like
f (... (f (f x y1) y2) ...) yk
An important difference here is that if the result of f x y can b...
Mockito. Verify method arguments
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An alternative to ArgumentMatcher is ArgumentCaptor.
Official example:
ArgumentCaptor<Person> argument = ArgumentCaptor.forClass(Person.class);
verify(mock).doSomething(argument.capture());
assertEquals("John", argument.getValue().getName());
A captor can also be defined using t...
How to make good reproducible pandas examples
...ike this , newcomers are able to get some help on putting together these examples. People who are able to read these guides and come back with reproducible data will often have much better luck getting answers to their questions.
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What are good grep tools for Windows? [closed]
...features are:
Right-click on a folder to run PowerGREP on it
Use regular expressions or literal text
Specify wildcards for files to include & exclude
Search & replace
Preview mode is nice because you can make sure you're replacing what you intend to.
Now I realize that the other grep tools...
Find first element by predicate
...ek(num -> System.out.println("will filter " + num))
.filter(x -> x > 5)
.findFirst()
.get();
System.out.println(a);
Which outputs:
will filter 1
will filter 10
10
You see that only the two first elements of the stream are actually processed.
So you ...
Unit testing that events are raised in C# (in order)
...events that gets raised, and the order they get raised in, you can easily extend your existing test:
[TestMethod]
public void Test_ThatMyEventIsRaised()
{
List<string> receivedEvents = new List<string>();
MyClass myClass = new MyClass();
myClass.PropertyChanged += delegate(...