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NameValueCollection vs Dictionary [duplicate]
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Dictionary will be much faster. NameValueCollection allows duplicate keys. Which could be bad in certain situations, or desired in other. Dictionary does not allow duplicate keys.
From: http://msdn.microsoft.com/en-us/library/xfhwa508.aspx
Th...
Multiply TimeSpan in .NET
... see what Immo says:
.NET Core is the open source, cross-platform, and fast-moving version of .NET. Because of its side-by-side nature it can take changes that we can’t risk applying back to .NET Framework. This means that .NET Core will get new APIs and language features over time that .NET F...
What is (functional) reactive programming?
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That necessarily misses out rather a lot. The metaphor breaks down pretty fast when you actually use a FRP system. For one, there are usually attempts to model discrete events as well (e.g. the mouse being clicked). I'm only putting this here to give you an idea what it's like.
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Why shouldn't all functions be async by default?
...s be async?
Performance is one reason, as you mentioned. Note that the "fast path" option you linked to does improve performance in the case of a completed Task, but it still requires a lot more instructions and overhead compared to a single method call. As such, even with the "fast path" in pla...
How does having a dynamic variable affect performance?
...lete the operation a million times in about 50 milliseconds, making it far faster than reflection. If the method we call were trying to do something intensive, like combining a few strings together or searching a collection for a value, those operations would likely far outweigh the difference betwe...
How can I get the Google cache age of any URL or web page? [closed]
...e companies with powerful web servers. Since such servers are usually very fast, a cached page can often be accessed faster than the live page itself:
Google usually keeps a recent copy of the page (1 to 15 days old).
Coral also keeps a recent copy, although it's usually not as recent as Google....
Get characters after last / in url
... seems like more overhead to me, though I haven't ever timed it to see how fast it is.
– DisgruntledGoat
Sep 1 '09 at 10:47
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How to read last commit comment?
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git show
is the fastest to type, but shows you the diff as well.
git log -1
is fast and simple.
git log -1 --pretty=%B
if you need just the commit message and nothing else.
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How to check if bootstrap modal is open, so i can use jquery validate
... This turns out to be a bit fragile with the fade option and fast clicks or triggering a modal via an Ajax call. The time delay on the fade can create race conditions. Still, a useful way to hook into it when the contents are static and the model only pops up during user interaction!
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How do I get the calling method name and type using reflection? [duplicate]
...ther stacktrace is "correct" or not.
Really, there isn't any foolproof or fast way of doing this in C#. You should really be asking yourself why you need this and how you can architect your application, so you can do what you want without knowing which method called it.
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