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Is there a “null coalescing” operator in JavaScript?
...e check compatibility before using it.
The JavaScript equivalent of the C# null coalescing operator (??) is using a logical OR (||):
var whatIWant = someString || "Cookies!";
There are cases (clarified below) that the behaviour won't match that of C#, but this is the general, terse way of assi...
How to disable editing of elements in combobox for c#?
I have some elements in a ComboBox (WinForms with C#). I want their content to be static so that a user cannot change the values inside when the application is ran. I also do not want the user adding new values to the ComboBox
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How to specify a port number in SQL Server connection string?
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I have turned from C# to Java, and this answer saves me. Again.
– smwikipedia
Apr 3 '15 at 1:10
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Aligning UIToolBar items
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Objective C question not MonoTouch/C#
– Max MacLeod
Jul 31 '13 at 10:14
6
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Why shouldn't all functions be async by default?
...ormation followed by an optimization pass.
First point again is: async in C#/VB/F# is essentially a limited form of continuation passing. An enormous amount of research in the functional language community has gone into figuring out ways to identify how to optimize code that makes heavy use of cont...
Amazon S3 Change file download name
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In c#: request.ResponseHeaderOverrides.ContentDisposition = "attachment; filename=foo.bar";
– Amir M
May 9 '17 at 11:36
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Why is the default value of the string type null instead of an empty string?
... and it looks hacky and it's hard to stay consistent. I think (at least in C#-like languages) a good rule is "ban the null keyword in production code, use it like crazy in test code".
– sara
Mar 27 '16 at 19:06
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How can I add an ampersand for a value in a ASP.net/C# app config file value
I've got a C# program with values in a config file. What I want is to store ampersands for an url value like...
4 Answers
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Why is Multiple Inheritance not allowed in Java or C#?
I know that multiple inheritance is not allowed in Java and C#. Many books just say, multiple inheritance is not allowed. But it can be implemented by using interfaces. Nothing is discussed about why it is not allowed. Can anybody tell me precisely why it is not allowed?
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How to get a user's client IP address in ASP.NET?
...'s blog post "Gotcha: HTTP_X_FORWARDED_FOR returns multiple IP addresses"
C#
protected string GetIPAddress()
{
System.Web.HttpContext context = System.Web.HttpContext.Current;
string ipAddress = context.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
if (!string.IsNullOrEmpty(ipAdd...