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What is tail call optimization?
Very simply, what is tail-call optimization?
10 Answers
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Using {} in a case statement. Why?
What is the point with using { and } in a case statement? Normally, no matter how many lines are there in a case statement, all of the lines are executed. Is this just a rule regarding older/newer compilers or there is something behind that?
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How to design a database for User Defined Fields?
My requirements are:
14 Answers
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Access nested dictionary items via a list of keys?
I have a complex dictionary structure which I would like to access via a list of keys to address the correct item.
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Returning an array using C
I am relatively new to C and I need some help with methods dealing with arrays. Coming from Java programming, I am used to being able to say int [] method() in order to return an array. However, I have found out that with C you have to use pointers for arrays when you return them. Being a new progr...
Binding a Button's visibility to a bool value in ViewModel
How do I bind the visibility of a button to a bool value in my ViewModel?
7 Answers
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Is int[] a reference type or a value type?
I know an int is a value type, but what are arrays of value types? Reference types? Value types? I want to pass an array to a function to check something. Should I just pass the array, as it will just pass the reference of it, or should I pass it as ref?
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What does f+++++++++ mean in rsync logs?
I'm using rsync to make a backup of my server files, and I have two questions:
4 Answers
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What's the difference between “git reset” and “git checkout”?
I've always thought of git reset and git checkout as the same, in the sense that both bring the project back to a specific commit. However, I feel they can't be exactly the same, as that would be redundant. What is the actual difference between the two? I'm a bit confused, as the svn only has s...
What exactly are “spin-locks”?
I always wondered what they are: every time I hear about them, images of futuristic flywheel-like devices go dancing (rolling?) through my mind...
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