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Prevent multiple instances of a given app in .NET?
In .NET, what's the best way to prevent multiple instances of an app from running at the same time? And if there's no "best" technique, what are some of the caveats to consider with each solution?
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What are the differences between Generics in C# and Java… and Templates in C++? [closed]
... relatively new. I keep reading that Java made the wrong decision or that .NET has better implementations etc. etc.
13 Answ...
Configure Microsoft.AspNet.Identity to allow email address as username
... of creating a new application and started out using EF6-rc1, Microsoft.AspNet.Identity.Core 1.0.0-rc1, Microsoft.AspNet.Identity.EntityFramework 1.0.0-rc1, Microsoft.AspNet.Identity.Owin 1.0.0-rc1, etc and with the RTM releases yesterday, I updated them via NuGet this evening to RTM.
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How do I properly clean up Excel interop objects?
...d don't go the way of "the two dots": Understanding garbage collection in .NET and Clean up Excel Interop Objects with IDisposable
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C# switch statement limitations - why?
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By the way, VB, having the same underlying architecture, allows much more flexible Select Case statements (the above code would work in VB) and still produces efficient code where this is possible so the argument by techical constraint h...
Convert a list to a string in C#
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@AdrianK you are correct because the .Net 4.0 added the ability to pass in any IEnumerable<string>. However 4.0 was released in April 2010, before this question and answer were posted so perhaps the folks here were just not yet aware of it (other than a fe...
Is there a way to check if int is legal enum in C#?
...ng() ==> "20"
With these two rules in mind we can assume that if the .NET Framework does its job correctly that any calls to a valid enum's ToString() method will result in something that has an alphabetic character as its first character:
public static bool IsValid<TEnum>(this TEnum enu...
Converting VS2012 Solution to VS2010
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Thanks for this tip! Works even for downgrading an ASP.NET web api project. In addition to adapting Format Version 12.00 to Format Version 11.00 in sln and adjusting TargetFrameworkVersion element in csproj from 4.5 > 4.0; I had to remove httpRuntime element in web.config and ...
Read and parse a Json File in C#
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How about making all the things easier with Json.NET?
public void LoadJson()
{
using (StreamReader r = new StreamReader("file.json"))
{
string json = r.ReadToEnd();
List<Item> items = JsonConvert.DeserializeObject<List<Item>>(json)...
What online brokers offer APIs? [closed]
...y friend lost interest. Seemed relatively straigt forward with a C# and VB.Net SDK. They had some docs and everything. This was ~6 months ago, so it may be better (or worse) by now.
IIRC, you can create a demo account for free. I don't remember all the details, but it let you connect to their test ...