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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 tem>x m>t 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 ClassCastEm>x m>ception if your object isn't an Integer and a NullPointerEm>x m>ception if your object is null.
This way you assume that your Object is an Integer (the wrapped int) and you unbom>x m> it into an int.
int is a primitive so it can't b...
Single quotes vs. double quotes in C or C++
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Some compilers also implement an em>x m>tension, 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...
Convert a Unicode string to a string in Python (containing em>x m>tra symbols)
How do you convert a Unicode string (containing em>x m>tra characters like £ $, etc.) into a Python string?
9 Answers
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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 mam>x m>imum 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 ...
How can I clone an SQL Server database on the same server in SQL Server 2008 Em>x m>press?
I have an MS SQL Server 2008 Em>x m>press system which contains a database that I would like to 'copy and rename' (for testing purposes) but I am unaware of a simple way to achieve this.
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Difference between innerTem>x m>t, innerHTML, and childNodes[].value?
What is the difference between innerHTML , innerTem>x m>t 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 m>x m> ys where ys = [y1,y2,...,yk] looks like
f y1 (f y2 (... (f yk m>x m>) ...))
whereas the recursion for foldl f m>x m> ys looks like
f (... (f (f m>x m> y1) y2) ...) yk
An important difference here is that if the result of f m>x m> y can b...
Mockito. Verify method arguments
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An alternative to ArgumentMatcher is ArgumentCaptor.
Official em>x m>ample:
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 em>x m>amples
...ike this , newcomers are able to get some help on putting together these em>x m>amples. 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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