大约有 4,917 项符合查询结果（耗时：0.0246秒） [XML]
How do I get the current line number?
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In .NET 4.5 / C# 5, you can get the compiler to do this work for you, by writing a utility method that uses the new caller attributes:
using System.Runtime.CompilerServices;
static void SomeMethodSomewhere()
{
ShowMessage("Boo");
}
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A generic list of anonymous class
In C# 3.0 you can create anonymous class with the following syntax
22 Answers
22
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minimize app to system tray
I have a Windows forms app powered by C# and Visual Studio 2010.
9 Answers
9
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Sql query to insert datetime in SQL Server
... type resulted in an out-of-range value.
If you want to build a query in C# to run on SQL Server, and you need to pass a date in the ISO 8601 format, use the Sortable "s" format specifier:
string.Format("select convert(datetime2, '{0:s}'", DateTime.Now);
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Any idea why I need to cast an integer literal to (int) here?
...ing (to me) wrinkle on this issue is how we solve the analogous problem in C#, which also has an ambiguity in the grammar between "parenthesized expression as an operand to binary subtraction operator" and "cast operator where the right operand of the cast is a unary minus expression". See section 7...
If a folder does not exist, create it
...onditionally create the directory, and catch a FileExists (or whatever the C# equivalent) exception in case the function is designed to throw one.
– Jo So
Sep 20 '13 at 15:28
6
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Disable single warning error
...soft.com/en-us/library/2c8f766e(v=vs.80).aspx
The pragma is NOT valid for C# through Visual Studio 2005 through Visual Studio 2015.
Error: "Expected disable or restore".
(I guess they never got around to implementing suppress ...)
https://msdn.microsoft.com/en-us/library/441722ys(v=vs.140).aspx
C#...
How does one parse XML files? [closed]
Is there a simple method of parsing XML files in C#? If so, what?
12 Answers
12
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How do I concatenate multiple C++ strings on one line?
C# has a syntax feature where you can concatenate many data types together on 1 line.
24 Answers
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Remove unused references (!= “using”)
...e posts seem to be answering the question: "How do I remove using clauses (C#) from a source code file that are not needed to resolve any references within that file".
In this case, ReSharper does help in a couple ways:
Identifies unused using clauses for you during on the fly error detection. ...