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How to remove all white space from the beginning or end of a string?
....Trim();
csharp> (object) a == (object) trimmed;
returns true
I don't know whether this is guaranteed by the language.)
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Why is `[` better than `subset`?
...eval(expr, envir, enclos) : object 'cyl' not found
because R no longer "knows" where to find the object called 'cyl'. He also points out the truly bizarre stuff that can happen if by chance there is an object called 'cyl' in the global environment:
cyl <- 4
subscramble(mtcars, cyl == 4)
cyl &...
Counting array elements in Python [duplicate]
...ay? for example, when I'm looping that array, i get some index and how to know how much index is in?
– isnaini barochatun
May 9 at 13:06
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A KeyValuePair in Java [duplicate]
...d programmers could use BasicNameValuePair
Update:
BasicNameValuePair is now deprecated (API 22).
Use Pair instead.
Example usage:
Pair<Integer, String> simplePair = new Pair<>(42, "Second");
Integer first = simplePair.first; // 42
String second = simplePair.second; // "Second"
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Removing array item by value
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$referenced is now pointing to a new array, the array you wanted to change still has the old values.
– srcspider
Aug 22 '13 at 6:27
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How do I redirect to the previous action in ASP.NET MVC?
...ng URL then is Index but then when the user does POST Edit the referrer is now Edit from the preceding GET request. How can I make sure POST Edit knows the URL that referred the user to GET Edit?
– one.beat.consumer
Nov 15 '12 at 23:53
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How to insert element as a first child?
...nt.prepend(newFirstChild);
This is a new addition in (likely) ES7. It is now vanilla JS, probably due to the popularity in jQuery. It is currently available in Chrome, FF, and Opera. Transpilers should be able to handle it until it becomes available everywhere.
P.S. You can directly prepend strin...
A hex viewer / editor plugin for Notepad++? [closed]
...lines in Notepad++)
Out of curiosity I installed the hex plugin again and now it works.
Note that this is on a fresh install of Windows 7 64 bit.
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Is there a way to make GHC provide the type class constraints of typed holes?
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This is now fixed in GHC 8.0 thanks to @DominiqueDevriese's GHC ticket.
Due to extended type defaulting, this isn't immediately obvious in GHCi. With your example,
> show _
<interactive>:7:6: error:
• Found hole: ...
Will #if RELEASE work like #if DEBUG does in C#?
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Found this very useful as I have now defined a RELEASE constant for my Release configuration and a TESTING constant for my Testing configuration. Very useful for defining require https only for release #if (RELEASE) [RequireHttps] #endif
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