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How do I copy items from list to list without foreach?
...nt32> copy = new List<Int32>(original);
or if you're using C# 3 and .NET 3.5, with Linq, you can do this:
List<Int32> copy = original.ToList();
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How do I change the data type for a column in MySQL?
... edited Jul 24 at 20:09
evandrix
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answered Aug 31 '09 at 10:46
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Why does Python print unicode characters when the default encoding is ASCII?
...derstand the value 0xe9 (see later explanation) and is therefore unable to convert it to a unicode code point. No code point found, no character printed.
(5) python attempts to implicitly encode the Unicode string with whatever's in sys.stdout.encoding. Still "UTF-8". The resulting binary string i...
What is a mutex?
...chicken you cannot speak. You can only indicate that you want the chicken and wait until you get it before you speak. Once you have finished speaking, you can hand the chicken back to the moderator who will hand it to the next person to speak. This ensures that people do not speak over each other...
How to evaluate a math expression given in string form?
...ntext with user input. The executed JavaScript can access all Java classes and thus hijack your application without limit.
– Boann
Sep 21 '15 at 11:08
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New to unit testing, how to write great tests? [closed]
I'm fairly new to the unit testing world, and I just decided to add test coverage for my existing app this week.
7 Answers
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Where is shared_ptr?
...examples I see show complete code to include the headers for shared_ptr (and working). Simply stating std , tr1 and <memory> is not helping at all! I have downloaded boosts and all but still it doesn't show up! Can someone help me by telling exactly where to find it?
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What is the best workaround for the WCF client `using` block issue?
...ng my WCF service clients within a using block as it's pretty much the standard way to use resources that implement IDisposable :
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How can I sort generic list DESC and ASC?
How can I sort generic list DESC and ASC? With LINQ and without LINQ? I'm using VS2008.
5 Answers
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What is the difference between ArrayList.clear() and ArrayList.removeAll()?
...h faster since it doesn't have to deal with all those extra method calls.
And as Atrey points out, c.contains(..) increases the time complexity of removeAll to O(n2) as opposed to clear's O(n).
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