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What are the “standard unambiguous date” formats for string-to-date conversion in R?
...e conversion will depend on your locale (see the examples in ?strptime and read ?LC_TIME).
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What is the difference between assert, expect and should in Chai?
...ected 1 to be true
So while the expect and should interface are nicer to read, it is not like one interface is more naturally informative than the other when an assertion fails. This message, which is identical for all three interfaces, does not tell you what exactly you were testing, only that th...
Specifically, what's dangerous about casting the result of malloc?
Now before people start marking this a dup, I've read all the following, none of which provide the answer I'm looking for:
...
async await return Task
...value:
public async Task MethodName()
{
await Task.CompletedTask;
}
Read these:
TPL: http://msdn.microsoft.com/en-us/library/dd460717(v=vs.110).aspx and Tasks: http://msdn.microsoft.com/en-us/library/system.threading.tasks(v=vs.110).aspx
Async: http://msdn.microsoft.com/en-us/library/hh1565...
How to test an Android Library Project
...tructions are for building a new project group from scratch. If you have already built parts of the project group, then you may have to modify your projects so that they connect in the same way.)
Create a new Android Library project by checking the "Is Library" checkbox during creation. (for examp...
What does the number in parentheses shown after Unix command names in manpages mean?
...en.
For FOPEN(3) use man 3 fopen, etc.
3. man <section_num> intro
To read the intro pages to a section, type in man <section_num> intro, such as man 1 intro, man 2 intro, man 7 intro, etc.
To view all man page intros in succession, one-after-the-other, do man -a intro. The intro page for...
Unable to understand useCapture parameter in addEventListener
I have read article at https://developer.mozilla.org/en/DOM/element.addEventListener but unable to understand useCapture attribute. Definition there is:
...
difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass
...en the correct theme will be applied automatically. For more info, you may read this
– waqaslam
Nov 30 '14 at 6:51
@wa...
Why does `a == b or c or d` always evaluate to True?
...:
In general of the two the second should be preferred as it's easier to read and also faster:
>>> import timeit
>>> timeit.timeit('name == "Kevin" or name == "Jon" or name == "Inbar"', setup="name='Inbar'")
0.4247764749999945
>>> timeit.timeit('name in {"Kevin", "Jon", ...
Declaring and initializing variables within Java switches
...gns it a value, which is why you get an error as you would when you try to read any other not-definitely-assigned local variable.
I would strongly recommend you not to use local variables declared in other cases - it leads to highly confusing code, as you've seen. When I introduce local variables i...