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Difference between “managed” and “unmanaged”
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Managed Code
Managed code is what Visual Basic .NET and C# compilers create. It runs on the CLR (Common Language Runtime), which, among other things, offers services like garbage collection, run-time type checking, and reference checking. So, think of it as, "My code is managed by...
DateTime “null” value
... as DateTime.MinValue:
default(DateTime)
or, in more recent versions of C#,
default
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What is the difference between a regular string and a verbatim string?
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This is covered in section 2.4.4.5 of the C# specification:
2.4.4.5 String literals
C# supports two forms of string literals: regular string literals and verbatim string literals.
A regular string literal consists of zero or more characters enclosed in double quotes...
App Inventor 2 低功耗蓝牙 BlueToothLE 拓展 · App Inventor 2 中文网
...?f=share", //URL地址 width: 150, height: 150, colorDark: '#000000', //二维码颜色 colorLight: "#ffffff" //背景颜色}); App Inventor 2 中文网 © 2023 - document.write(new Date().getFullYear()); 跟着学（上海）教育科技有限公司 ...
Convert HashBytes to VarChar
...which is passed as the parameter. And how to make an equivalent of that in C# code? What encoding should I choose?
– Dmytro Zhluktenko
Oct 19 '17 at 16:19
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Difference between decimal, float and double in .NET?
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I'm surprised it hasn't been said already, float is a C# alias keyword and isn't a .Net type. it's System.Single.. single and double are floating binary point types.
– Brett Caswell
Feb 3 '15 at 15:48
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How to handle click event in Button Column in Datagridview?
I am developing a windows application using C#. I am using DataGridView to display data. I have added a button column in that. I want to know how can I handle click event on that button in DataGridView.
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How can we prepend strings with StringBuilder?
...An example is: varStringBuilder.insert(0, "someThing");
It works both for C# and Java
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How to create a new object instance from a Type
...n an object of unknown type. In the meantime (= since writing this answer) C# has got the dynamic construct which does allow such constructs but for most purposes this answer still covers it.
– Konrad Rudolph
Apr 7 '12 at 15:47
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How do I pass command-line arguments to a WinForms application?
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After years of C# development i never knew this method existed. Nice.
– CathalMF
May 25 '18 at 16:41
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