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ASP.NET MVC Conditional validation
...onResult> Validate(ValidationContext validationContext)
{
if (IsSenior && string.IsNullOrEmpty(Senior.Description))
yield return new ValidationResult("Description must be supplied.");
}
}
Read more at Introducing ASP.NET MVC 3 (Preview 1).
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linux: kill background task
...ng the ???? stands for one or more commands to be executed after the kill, if any of those commands relies on work done by the background process, be mindful of any cleanup or finishing-up tasks which the background process might perform in a signal handler after receiving a (trappable) signal. Best...
SCOPE_IDENTITY() for GUIDs?
Can anyone tell me if there is an equivalent of SCOPE_IDENTITY() when using GUIDs as a primary key in SQL Server?
5 Answe...
What is wrong with using goto? [duplicate]
I was ramdomming through xkcd and saw this one (if also read some negative texts about them some years ago):
What is actually wrong with it? Why are goto's even possible in C++ then?
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Why do I need 'b' to encode a string with Base64?
... string of 8-bit bytes. You create those in Python 3 with the b'' syntax.
If you remove the b, it becomes a string. A string is a sequence of Unicode characters. base64 has no idea what to do with Unicode data, it's not 8-bit. It's not really any bits, in fact. :-)
In your second example:
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Deleting Row in SQLite in Android
...;" => 'any SQL command' will be executed. Of course it is not a problem if there is no GUI for that feature.
– bdevay
Mar 15 '14 at 12:45
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Why do I get the error “Unsafe code may only appear if compiling with /unsafe”?
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@Nick: Yes, if you publish code to be compiled dynamically, then the project settings doesn't apply. See stackoverflow.com/questions/16567197/…
– Guffa
Sep 17 '13 at 14:41
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How to print (using cout) a number in binary form?
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If you want to display the bit representation of any object, not just an integer, remember to reinterpret as a char array first, then you can print the contents of that array, as hex, or even as binary (via bitset):
#include...
efficient circular buffer?
...s defined. O(n) is understandable when the deque can grow to infinity, but if maxlen is given, indexing an element should be constant time.
– lvella
Nov 13 '15 at 21:57
1
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deny direct access to a folder and file by htaccess
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I would just move the includes folder out of the web-root, but if you want to block direct access to the whole includes folder, you can put a .htaccess file in that folder that contains just:
deny from all
That way you cannot open any file from that folder, but you can include them in...