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Unique Key constraints for multiple columns in Entity Framework
...= true)]
public int FirstColumn { get; set; }
[Index("IX_FirstAndSecond", 2, IsUnique = true)]
public int SecondColumn { get; set; }
The second parameter in the attribute is where you can specify the order of the columns in the index.
More information: MSDN
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hexadecimal string to byte array in python
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247
Suppose your hex string is something like
>>> hex_string = "deadbeef"
Convert it t...
How do I use the nohup command without getting nohup.out?
...ng /dev/null - that's where it goes instead.
nohup command >/dev/null 2>&1 # doesn't create nohup.out
If you're using nohup, that probably means you want to run the command in the background by putting another & on the end of the whole thing:
nohup command >/dev/null 2>&a...
How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
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Long vs Integer, long vs int, what to use and when?
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Long is the Object form of long, and Integer is the object form of int.
The long uses 64 bits. ...
How to add a margin to a table row [duplicate]
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answered May 21 '12 at 18:10
Steve BinderSteve Binder
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Convert bytes to a string
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edited Jul 24 '15 at 18:14
answered Mar 3 '09 at 12:26
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How can I extract a good quality JPEG image from a video file with ffmpeg?
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[A]System.Web.WebPages.Razor.Configuration.HostSection cannot be cast to… web.config issue
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I am using VS2013, MVC 5.2.2.0, Web Api 2. I have just changed the all versions from 2.0.0.0 t...
Extract substring using regexp in plain bash
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Using pure bash :
$ cat file.txt
US/Central - 10:26 PM (CST)
$ while read a b time x; do [[ $...