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Is there an easy way to return a string repeated X number of times?
...tems depth and I'm wondering if there is a way to return a string repeated X times. Example:
19 Answers
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What does `:_*` (colon underscore star) do in Scala?
... "splats"1 the sequence.
Look at the constructor signature
new Elem(prefix: String, label: String, attributes: MetaData, scope: NamespaceBinding,
child: Node*)
which is called as
new Elem(prefix, label, attributes, scope,
child1, child2, ... childN)
but here there is only a ...
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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Insert a line at specific line number with sed or awk
...ave a script file which I need to modify with another script to insert a text at the 8th line.
9 Answers
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How to cast an Object to an int
...ivalently write:
int i = (int) object;
Beware, it can throw a ClassCastException if your object isn't an Integer and a NullPointerException if your object is null.
This way you assume that your Object is an Integer (the wrapped int) and you unbox it into an int.
int is a primitive so it can't b...
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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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...
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...
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...