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Rails server says port already used, how to kill that process?
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Adding List.add() another list
I have an IEnumerable<TravelDetails> and I am trying to add the vales in the for -loop to a List<TravelDetails> . I keep getting the errors.
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How to make an OpenGL rendering context with transparent background?
Rendering contexts usually have a solid color on the background (black or whatever, see the image below):
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What can I do to resolve a “Row not found or changed” Exception in LINQ to SQL on a SQL Server Compa
When executing SubmitChanges to the DataContext after updating a couple properties with a LINQ to SQL connection (against SQL Server Compact Edition) I get a "Row not found or changed." ChangeConflictException.
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Which characters are valid in CSS class names/selectors?
What characters/symbols are allowed within the CSS class selectors?
I know that the following characters are invalid , but what characters are valid ?
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Why can't I have abstract static methods in C#?
I've been working with providers a fair bit lately, and I came across an interesting situation where I wanted to have an abstract class that had an abstract static method. I read a few posts on the topic, and it sort of made sense, but is there a nice clear explanation?
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Create an instance of a class from a string
Is there a way to create an instance of a class based on the fact I know the name of the class at runtime. Basically I would have the name of the class in a string.
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Add custom messages in assert?
Is there a way to add or edit the message thrown by assert? I'd like to use something like
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Change Bootstrap input focus blue glow
Does anyone know the how to change Bootstrap's input:focus ? The blue glow that shows up when you click on an input field?
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Validating email addresses using jQuery and regex
I'm not too sure how to do this. I need to validate email addresses using regex with something like this:
10 Answers
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