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How to count the frequency of the elements in an unordered list?
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nice, using groupby. I wonder about its efficiency vs. the dict approach, though
– Eli Bendersky
Jan 29 '10 at 12:20
33
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javascript: pause setTimeout();
...imilar to what you were suggesting in the question:
var Timer = function(callback, delay) {
var timerId, start, remaining = delay;
this.pause = function() {
window.clearTimeout(timerId);
remaining -= Date.now() - start;
};
this.resume = function() {
start =...
C# vs C - Big performance difference
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Since you never use 'root', the compiler may have been removing the call to optimize your method.
You could try to accumulate the square root values into an accumulator, print it out at the end of the method, and see what's going on.
Edit : see Jalf's answer below
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C# vs Java generics [duplicate]
...ges. A few quirks here and there (most notably in constraints). But basically if you can read one, you can likely read/use the other.
The biggest difference though is in the implementation.
Java uses the notion of type erasure to implement generics. In short the underlying compiled classes ...
App.Config Transformation for projects which are not Web Projects in Visual Studio?
... transform a web.config, but
while they feels intuitively right it's actually very verbose.
Here's two transforms, one using XSLT and the same one using the XML
Document Transform syntax/namespace. As with all things there's
multiple ways in XSLT to do this, but you get the general idea. ...
Difference: std::runtime_error vs std::exception()
... in the exception hierarchy. It has no other uses. In other words, conceptually it is an abstract class (even though it is not defined as abstract class in C++ meaning of the term).
std::runtime_error is a more specialized class, descending from std::exception, intended to be thrown in case of vari...
Package Manager Console Enable-Migrations CommandNotFoundException only in a specific VS project
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Restarting VS also worked for me, glad I tried this before trying to reinstal the EntityFramework
– SM3RKY
Dec 10 '15 at 21:58
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Can we define implicit conversions of enums in c#?
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Isn't it basically re-implemented Java enum?
– Agent_L
Mar 21 '16 at 15:20
2
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window.onload vs document.onload
....onload and fires when the DOM is ready as well.
document.onload
It is called when the DOM is ready which can be prior to images and other external content is loaded.
How well are they supported?
window.onload appears to be the most widely supported. In fact, some of the most modern browsers h...
LEFT JOIN vs. LEFT OUTER JOIN in SQL Server
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Absolutely correct. OUTER is allowed for ANSI-92 compatibility.
– Sean Reilly
Jan 2 '09 at 21:34
11
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