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Does the order of LINQ functions matter?
... or not. Consider:
var query = myCollection.Where(item => item.Code != 0)
.OrderBy(item => 10 / item.Code);
var result = query.Last();
That's fine - we know we'll never be dividing by 0. But if we perform the ordering before the filtering, the query will throw an ex...
How to print a stack trace in Node.js?
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edited Mar 7 '12 at 17:01
answered May 28 '10 at 20:45
i...
bootstrap modal removes scroll bar
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edited Mar 26 '15 at 0:02
answered Jul 31 '14 at 22:45
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Visual Studio C# statement collapsing
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Starting with Visual Studio 2017, statement collapsing is built-in.
There are several extensions that perform this task for pre-2017 versions of VS, starting with VS 2010 version:
C# outline
C# outline
2012 (@MSDN)
C# outline
2013 (@MSDN)
C# outline
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What happens to C# Dictionary lookup if the key does not exist?
...esponding value
}
else
{
// Key wasn't in dictionary; "value" is now 0
}
(Using ContainsKey and then the the indexer makes it look the key up twice, which is pretty pointless.)
Note that even if you were using reference types, checking for null wouldn't work - the indexer for Dictionary<...
Should I use string.isEmpty() or “”.equals(string)?
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answered Jul 23 '10 at 19:10
Michael MrozekMichael Mrozek
141k2424 gold badges151151 silver badges159159 bronze badges
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PHP json_encode encoding numbers as strings
...en made with PHP 5.2.6 ; I'm getting the same thing with PHP 5.2.9 and 5.3.0 ; I don't have another 5.2.x version to test with, though :-(
Which version of PHP are you using ? Or is your test-case more complex than the example you posted ?
Maybe one bug report on http://bugs.php.net/ could be rela...
String vs. StringBuilder
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BartoszKP
30.8k1212 gold badges8686 silver badges121121 bronze badges
answered Sep 16 '08 at 15:59
Jay BazuziJay...
What is the difference between sed and awk? [closed]
...(e.g. "(231.45)") using this (which has room for improvement):
sed 's/-\([0-9.]\+\)/(\1)/g' inputfile
I would use awk when the text looks more like rows and columns or, as awk refers to them "records" and "fields". If I was going to do a similar operation as above, but only on the third field in ...
How to get response status code from jQuery.ajax?
... get the HTTP response code from a jQuery.ajax call. Then, if the code is 301 (Moved Permanently), display the 'Location' response header:
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