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What is the C# equivalent of NaN or IsNumeric?
...in way to do this, such as javascript's NaN() or IsNumeric() (was that VB, I can't remember?).
15 Answers
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Generating an Excel file in ASP.NET [closed]
I am about to add a section to an ASP.NET app (VB.NET codebehind) that will allow a user to get data returned to them as an Excel file, which I will generate based on database data. While there are several ways of doing this, each has its own drawbacks. How would you return the data? I'm lookin...
How to echo with different colors in the Windows command line
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This is a self-compiled bat/.net hybrid (should be saved as .BAT) that can be used on any system that have installed .net framework (it's a rare thing to see an windows without .NET framework even for the oldest XP/2003 installations) . It uses jscript....
When to use Windows Workflow Foundation? [closed]
... workflow instances are no longer compatible. Supposedly this is fixed in .NET 4.5.
You have to use VB expressions (.NET 4.5 allows for C# expressions).
Not flexible: If you need some special or specific functionality not provided by Workflow Foundation, prepare for a lot of pain. In some cases, it ...
How can I limit Parallel.ForEach?
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And for the VB.net users (syntax is weird and difficult to find)...
Parallel.ForEach(listOfWebpages, New ParallelOptions() With {.MaxDegreeOfParallelism = 8}, Sub(webpage)
......end sub)
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Why does Vim save files with a ~ extension?
...e most annoying part of Vim.
The next step might be setting up:
set noeb vb t_vb= " errorbells visualbell
to disable beeping in vim as well :-)
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Error: Cannot access file bin/Debug/… because it is being used by another process
...the project's properties under the Build Events section or if you're on VB.net project, under Compile section, you'll see a Build Events button.
– ScottN
Jul 10 '15 at 18:52
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Should I compile release builds with debug info as “full” or “pdb-only”?
...e from the linked John Robbins article: The real reason: history. Back in .NET 1.0 there were differences, but in .NET 2.0 there isn't. It looks like .NET 4.0 will follow the same pattern. After double-checking with the CLR Debugging Team, there is no difference at all.
– benta...
Can a class member function template be virtual?
...driver: 1. If the compilers sees void f(concr_base& cb, virt_base& vb) { cb.f(); vb.f(); }, then it "knows" which function is invoked at the point cb.f() called, and does not know that for vb.f(). The latter has to be found out at runtime, by the runtime system. Whether you want to call this...
vs in Generics
...from object. Before variance in generic interfaces was added to C# and VB.NET (in .NET 4 with VS 2010), this was a compile time error.
After .NET 4, IEnumerable<T> was marked covariant, and became IEnumerable<out T>. Since IEnumerable<out T> only uses the elements within it, and...