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Is there a performance impact when calling ToList()?
...List()
Yes, IEnumerable<T>.ToList() does have a performance impact, it is an O(n) operation though it will likely only require attention in performance critical operations.
The ToList() operation will use the List(IEnumerable<T> collection) constructor. This constructor must make a cop...
Difference between __str__ and __repr__?
...Alex summarized well but, surprisingly, was too succinct.
First, let me reiterate the main points in Alex’s post:
The default implementation is useless (it’s hard to think of one which wouldn’t be, but yeah)
__repr__ goal is to be unambiguous
__str__ goal is to be readable
Container’s __s...
How can I disable ReSharper in Visual Studio and enable it again?
I installed ReSharper , and it works in Visual Studio, but how can disable it?
13 Answers
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Count the items from a IEnumerable without iterating?
Let's say I want iterate on those and write something like processing #n of #m.
19 Answers
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What are the functional differences between NW.js, Brackets-Shell and Electron?
...ee viable options I have run across so far, are NW.js (formerly node-webkit), brackets-shell , and Electron (formerly atom-shell).
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How to generate Class Diagram (UML) on Android Studio (IntelliJ Idea)
...
I found a free plugin that can generate class diagrams with android studio.
It's called SimpleUML.
Update Android Studio 2.2+:
To install the plugin, follow steps in this answer: https://stackoverflow.com/a/36823007/1245894
Older version of Android Studio
On Mac: go to Android S...
How to call base.base.method()?
...since people still return to this question even after many time. Of course it's bad practice, but it's still possible (in principle) to do what author wants with:
class SpecialDerived : Derived
{
public override void Say()
{
Console.WriteLine("Called from Special Derived.");
...
What exactly is nullptr?
We now have C++11 with many new features. An interesting and confusing one (at least for me) is the new nullptr .
14 Answe...
Quicksort vs heapsort
...ce sorting. Which is better? What are the applications and cases in which either is preferred?
12 Answers
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Anyone else find naming classes and methods one of the most difficult parts in programming? [closed]
...uest help documentation from a vendor through a web service. I try to name it DocumentRetriever , VendorDocRequester , DocGetter , but they just don't sound right. I ended up browsing through dictionary.com for half an hour trying to come up with an adequate word.
...