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When and why are database joins expensive?
...he columns can be compared (WTF?! fix it or go home) SEE END NOTES FOR ADO.NET ISSUE
One of the arguments of the comparison is an expression (no index)
Performing an operation is more expensive than not performing it. However, performing the wrong operation, being forced into pointless disk I/O an...
How can I do width = 100% - 100px in CSS?
... This will not work. The content width will be 100%: jsfiddle.net/cuezK/1
– gilly3
Jun 19 '12 at 16:48
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What is the best way to implement a “timer”? [duplicate]
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Not the answer you're looking for? Browse other questions tagged c# .net-4.0 or ask your own question.
How can I symlink a file in Linux? [closed]
...get linkName
You can have a look at the man page here:
http://linux.die.net/man/1/ln
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Dynamic array in C#
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List<T> for strongly typed one, or ArrayList if you have .NET 1.1 or love to cast variables.
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How do I replace multiple spaces with a single space in C#?
...ore the engine can optimize the hell out of it (to be honest, I doubt the .NET regex is smart enough for this but in theory this regular expression can be implemented so cheaply that it’s not even funny any more; it only needs a DFA with three states, one transition each, and no additional inform...
Set line spacing
... bla bla <br>
</p>
--> Play with this snippet on jsfiddle.net
You can also increase line-height for fine line spacing control:
.mylinespacing {
font-size: 10pt;
line-height: 14pt; /* 14 = 10 + 2 above + 2 below */
}
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Java Look and Feel (L&F) [closed]
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You can also use JTattoo (http://www.jtattoo.net/), it has a couple of cool themes that can be used.
Just download the jar and import it into your classpath, or add it as a maven dependency:
<dependency>
<groupId>com.jtattoo</groupId>
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Xml serialization - Hide null values
When using a standard .NET Xml Serializer, is there any way I can hide all null values? The below is an example of the output of my class. I don't want to output the nullable integers if they are set to null.
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How to get all groups that a user is a member of?
...rectoryEntry().memberOf
Qudos to this vbs/powershell article: http://technet.microsoft.com/en-us/library/ff730963.aspx
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