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What does map(&:name) mean in Ruby?
I found this code in a RailsCast :
16 Answers
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How do I copy folder with files to another folder in Unix/Linux? [closed]
I am having some issues to copy a folder with files in that folder into another folder. Command cp -r doesn't copy files in the folder.
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Datatype for storing ip address in SQL Server
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The technically correct way to store IPv4 is binary(4), since that is what it actually is (no, not even an INT32/INT(4), the numeric textual form that we all know and love (255.255.255.255) being just the display conversion of its binary content).
If you do it this ...
AngularJS Folder Structure [closed]
...good to start here if you are not sure how else to organize the code as it is quite easy to shift to the technique on the right: structure by feature.
Sort By Feature (preferred)
On the right the project is organized by feature. All of the layout views and controllers go in the layout folder, the ...
Why does CSS not support negative padding?
I have seen this many a times that the prospect of a negative padding might help the development of CSS of certain page elements become better and easier. Yet, there is no provision for a negative padding in the W3C CSS. What is the reason behind this? Is there any obstruction to the property that p...
Why and How to avoid Event Handler memory leaks?
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The cause is simple to explain: while an event handler is subscribed, the publisher of the event holds a reference to the subscriber via the event handler delegate (assuming the delegate is an instance method).
If the publisher lives ...
What is the purpose of the EBP frame pointer register?
...inter around even in release/optimized mode when it could use the EBP register for something else.
5 Answers
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Email address validation using ASP.NET MVC data type attributes
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If you are using .NET Framework 4.5, the solution is to use EmailAddressAttribute which resides inside System.ComponentModel.DataAnnotations.
Your code should look similar to this:
[Display(Name = "Email address")]
[Required(ErrorMessage = "The email address is required")]...
How to prevent a background process from being stopped after closing SSH client in Linux
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answered Nov 12 '08 at 19:21
JesperEJesperE
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How to call asynchronous method from synchronous method in C#?
...ll from synchronous method. So far all I have seen from MSDN documentation is calling async methods via async methods, but my whole program is not built with async methods.
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