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Can anyone explain this strange behavior with signed floats in C#?
...//blogs.msdn.com/xiangfan/archive/2008/09/01/magic-behind-valuetype-equals.aspx.
The core piece is the source comment on CanCompareBits, which ValueType.Equals uses to determine whether to use memcmp-style comparison:
The comment of CanCompareBits says
"Return true if the valuetype does not
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How do I drop a foreign key constraint only if it exists in sql server?
...orageengine/archive/2015/11/03/drop-if-exists-new-thing-in-sql-server-2016.aspx
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When should I create a destructor?
...y regarding this specific issue: msdn.microsoft.com/en-us/library/66x5fx1b.aspx
– Øyvind Bråthen
Feb 4 '11 at 14:03
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What's a redirect URI? how does it apply to iOS app for OAuth2.0?
...redirected after successfully login to your app. for example to get access token for your app in facebook you need to subimt redirected uri which is nothing only the app Domain that your provide when you create your facebook app.
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Check if table exists in SQL Server
...ined in each database.
https://msdn.microsoft.com/en-us/library/ms186778.aspx
Therefore all tables you access using
IF EXISTS (SELECT 1
FROM [database].INFORMATION_SCHEMA.TABLES
WHERE TABLE_TYPE='BASE TABLE'
AND TABLE_NAME='mytablename')
SELECT 1 AS res E...
C# Float expression: strange behavior when casting the result float to int
...approximation.
See http://msdn.microsoft.com/en-us/library/system.single.aspx
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Script to kill all connections to a database (More than RESTRICTED_USER ROLLBACK)
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GO
Ref: http://msdn.microsoft.com/en-us/library/bb522682%28v=sql.105%29.aspx
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What is the difference between Scope_Identity(), Identity(), @@Identity, and Ident_Current()?
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For more reference, see: http://msdn.microsoft.com/en-us/library/ms187342.aspx.
To summarize: if you are inserting rows, and you want to know the value of the identity column for the row you just inserted, always use SCOPE_IDENTITY().
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Why do all browsers' user agents start with “Mozilla/”?
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Mozilla/5.0 is the general token that says the browser is Mozilla compatible, and is common to almost every browser today.
for more detail click here
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Setting Objects to Null/Nothing after use in .NET
...n/archive/2008/04/27/foundations-of-programming-pt-7-back-to-basics-memory.aspx for more information, but setting things to null won't do anything, except dirty your code.
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