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What is the difference between String.Empty and “” (empty string)?
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In .NET prior to version 2.0, "" creates an object while string.Empty creates no objectref, which makes string.Empty more efficient.
In version 2.0 and later of .NET, all occurrences of "" refer to the same string literal, which means "" is equival...
What is the behavior of integer division?
...ive= -125/100;//=-1
double flooringResultNegative= floor(-125.0/100.0);//=-2.0
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The name 'InitializeComponent' does not exist in the current context
...his usually happens whenever you try to add a WPF control/window to a .NET 2.0 class library or project. The reason for this error is that the project does not know it's building a WPF control or window and therefore tries to build it as a C# 2.0 project.
The solution involves editing the .csproj ...
How to remove the default arrow icon from a dropdown list (select element)?
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Joäo Cunha's method checked and used succesfully. When you check it out, don't forget to open the link in firefox!
– NoobishPro
May 15 '14 at 9:19
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Django rest framework, use different serializers in the same ModelViewSet
...ly different than the corresponding http methods.
– Håken Lid
Apr 21 '18 at 10:48
add a comm...
How do you add CSS with Javascript?
How do you add CSS rules (eg strong { color: red } ) by use of Javascript?
14 Answers
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“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”
...th many rows, I want to skip duplicate entries that would otherwise cause failure. After some research, my options appear to be the use of either:
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Fastest way to iterate over all the chars in a String
...amPar reuse new1 new2 field1 field2
1 charAt 77.0 72.0 462.0 584.0 127.5 89.5 86.0 159.5 165.0
2 charAt 38.0 36.5 284.0 32712.5 57.5 48.3 50.3 89.0 91.5
4 charAt 19.5 18.5 458.6 3169.0 33.0 26.8 27...
Remote branch is not showing up in “git branch -r”
...te update stuff actually started working. Thanks!
– PålOliver
Jul 5 '13 at 9:28
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For some reaso...
.NET: Which Exception to Throw When a Required Configuration Setting is Missing?
...te to reuse the existing ConfigurationErrorsException type.
Prior to .NET 2.0, the recommendation was to use System.Configuration.ConfigurationException. ConfigurationException became obsolete in .NET 2.0, for reasons which were never clear to me, and the recommendation changed to use Configuratio...