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Enumerable.Empty() equivalent for IQueryable
When a method returns IEnumerable<T> and I do not have anything to return, we can use Enumerable.Empty<T>() .
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Is it possible to change a UIButtons background color?
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How to check if a string contains an element from a list in Python
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6 Answers
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Twitter bootstrap modal-backdrop doesn't disappear
I am using the Twitter bootstrap Modal dialog. When I click on the submit button of the bootstrap modal dialog, it sends an AJAX request. My problem is that the modal-backdrop doesn't disappear. The Modal dialog does disappear correctly, but instead "modal-backdrop in" that creates the opacity on th...
Can we instantiate an abstract class?
During one of my interview, I was asked "If we can instantiate an abstract class?"
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How to check if remote branch exists on a given remote repository?
I need to do a subtree merge for a specific branch, if it exists on a given remote repository. The problem is that the remote repository is not checked out locally, so I can't use git branch -r . All I have is a remote address, something like this https://github.com/project-name/project-name.git ...
Python try-else
What is the intended use of the optional else clause of the try statement?
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Regex to validate date format dd/mm/yyyy
I need to validate a date string for the format dd/mm/yyyy with a regular expresssion.
20 Answers
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What must I know to use GNU Screen properly? [closed]
I've just introduced a friend to GNU Screen and they're having a hard time getting used to it. That makes me think about the essential things he needs to know about the excellent Screen utility, the same things that you'd think worthwhile to teach someone, a beginner, from the ground up. What ar...
Commenting in a Bash script inside a multiline command
How can I comment on each line of the following lines from a script?
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