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Why do we have map, fmap and liftM?
Why do we have three different functions that do essentially the same thing?
1 Answer
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Append class if condition is true in Haml
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Angular.js: How does $eval work and why is it different from vanilla eval?
I was curious about the $scope.$eval you so often see in directives, so I checked out the source and found the following in rootScope.js :
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Rails 3: Get Random Record
So, I've found several examples for finding a random record in Rails 2 -- the preferred method seems to be:
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Automating “enter” keypresses for bash script generating ssh keys
I would like to create script, which simply runs ssh-keygen -t rsa . But how to pass to it 3 times enter?
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Does it make any sense to use inline keyword with templates?
Since templates are defined within headers and compiler is able to determine if inlining a function is advantageous, does it make any sense? I've heard that modern compilers know better when to inline a function and are ignoring inline hint.
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Converting of Uri to String
Is it possible to convert an Uri to String and vice versa?
Because I want to get the the Uri converted into String to pass into another activity via intent.putextra() and if it's not possible can anyone suggest me a way how to pass selected Uri into another activity?
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How can I use map and receive an index as well in Scala?
Is there any List/Sequence built-in that behaves like map and provides the element's index as well?
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How to forward declare a template class in namespace std?
and used that function in my main. I get errors. Of course, I know that there are more template params for std::list (allocator I think). But, that is beside the point. Do I have to know the full template declaration of a template class to be able to forward declare it?
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Uninstall old versions of Ruby gems
I have several versions of a Ruby gem:
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