大约有 6,000 项符合查询结果（耗时：0.0182秒） [XML]
is there a Java equivalent to null coalescing operator (??) in C#? [duplicate]
...
@musiKk: and the C# equivalent would only work on int? (or rather any reference type or nullable)
– jmoreno
Jul 17 '15 at 23:08
...
Why do we always prefer using parameters in SQL statements?
...ur case, it looks like you're using .NET. Using parameters is as easy as:
C#
string sql = "SELECT empSalary from employee where salary = @salary";
using (SqlConnection connection = new SqlConnection(/* connection info */))
using (SqlCommand command = new SqlCommand(sql, connection))
{
var sal...
Replacing .NET WebBrowser control with a better browser, like Chrome?
... Here's a few questions that are of the same vein:
Embedding Webkit with C#
Embedding Gecko (Firefox engine) with C#
The webkit one isn't great as the other answer states, one version no longer works (the google code one) and the Mono one is experimental. It'd be nice if someone made the effort...
How to remove all the null elements inside a generic list in one go?
Is there a default method defined in .Net for C# to remove all the elements within a list which are null ?
7 Answers
...
Java equivalent of C#'s verbatim strings with @
...
i love c# 6 with @"string" and $"string{i}" and very futures more than java
– Guido Mocha
May 11 '17 at 7:39
5
...
How to use Global Variables in C#?
...
In C# you cannot define true global variables (in the sense that they don't belong to any class).
This being said, the simplest approach that I know to mimic this feature consists in using a static class, as follows:
public st...
How to have comments in IntelliSense for function in Visual Studio?
In Visual Studio and C#, when using a built in function such as ToString(), IntelliSense shows a yellow box explaining what it does.
...
Bidirectional 1 to 1 Dictionary in C#
I am looking for a generic, bidirectional 1 to 1 Dictionary class in C# (2), ie. a BiDictionaryOneToOne<T, S> which is guaranteed to only contain one of each value and key (up to RefEquals anyway), and which can be searched using either key or value. Anyone know of one, or should I just impl...
“Inner exception” (with traceback) in Python?
My background is in C# and I've just recently started programming in Python. When an exception is thrown I typically want to wrap it in another exception that adds more information, while still showing the full stack trace. It's quite easy in C#, but how do I do it in Python?
...
Encrypting & Decrypting a String in C# [duplicate]
What is the most modern (best) way of satisfying the following in C#?
7 Answers
7
...