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What is Microsoft.csharp.dll in .NET 4.0
.../if you use the dynamic keyword in your project. The assembly contains the C# runtime binder.
The C# compiler has essentially been extracted out into a library so that it can emit, compile and run code needed to support the dynamic keyword. The first time you use dynamic in your code, this assembl...
Write string to text file and ensure it always overwrites the existing content.
I have a string with a C# program that I want to write to a file and always overwrite the existing content. If the file isn't there, the program should create a new file instead of throwing an exception.
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Why does .NET foreach loop throw NullRefException when collection is null?
...IL is a way to figure out the "why." Or to evaluate whether two different C# approaches boil down to the same IL. That was, essentially, my point to Shimmy above.
– Robaticus
Jun 1 '17 at 14:31
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What does immutable mean?
...derstand example taken from Eric Lippert's blog:
Path Finding Using A* in C# 3.0, Part Two...
A mutable stack like System.Collections.Generic.Stack
is clearly not suitable. We want to be
able to take an existing path and
create new paths from it for all of
the neighbours of its last el...
Can I escape a double quote in a verbatim string literal?
In a verbatim string literal (@"foo") in C#, backslashes aren't treated as escapes, so doing \" to get a double quote doesn't work. Is there any way to get a double quote in a verbatim string literal?
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Choosing the default value of an Enum type without having to change values
In C#, is it possible to decorate an Enum type with an attribute or do something else to specify what the default value should be, without having the change the values? The numbers required might be set in stone for whatever reason, and it'd be handy to still have control over the default.
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Debug vs. Release performance
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The C# compiler does not do tail call optimizations; the jitter does. If you want an accurate list of what the C# compiler does when the optimize switch is on, see blogs.msdn.com/ericlippert/archive/2009/06/11/…
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Questions every good .NET developer should be able to answer? [closed]
...static method and a non-static method?
What does the "volatile" keyword in C# mean?
Explain what happens when you pass a "ref" or "out" parameter into a method. What's the difference between those two keywords?
What's a weakreference? When would you want to use one?
What's the difference between a D...
Handling specific errors in JavaScript (think exceptions)
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Well Microsoft's C# certainly handles errors better than Javascript :P. Mozzilla added something like it to Firefox that's like that. Though it's not in the Ecmascript standard, not even ES6, but they also explain how to make it conform, thou...
Making a WinForms TextBox behave like your browser's address bar
When a C# WinForms textbox receives focus, I want it to behave like your browser's address bar.
31 Answers
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