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I want to get the type of a variable at runtime
I want to get the type of a variable at runtime.
How do I do this?
4 Answers
4
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How would you count occurrences of a string (actually a char) within a string?
I am doing something where I realised I wanted to count how many / s I could find in a string, and then it struck me, that there were several ways to do it, but couldn't decide on what the best (or easiest) was.
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How to copy a dictionary and only edit the copy
Can someone please explain this to me? This doesn't make any sense to me.
20 Answers
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Counting the number of elements with the values of x in a vector
I have a vector of numbers:
18 Answers
18
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Is asynchronous jdbc call possible?
I wonder if there is a way to make asynchronous calls to a database?
16 Answers
16
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How to use php serialize() and unserialize()
My problem is very basic.
10 Answers
10
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Repeat String - Javascript
What is the best or most concise method for returning a string repeated an arbitrary amount of times?
30 Answers
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What is the difference between a weak reference and an unowned reference?
Swift has:
7 Answers
7
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Difference between volatile and synchronized in Java
I am wondering at the difference between declaring a variable as volatile and always accessing the variable in a synchronized(this) block in Java?
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How can I apply a function to every row/column of a matrix in MATLAB?
You can apply a function to every item in a vector by saying, for example, v + 1 , or you can use the function arrayfun . How can I do it for every row/column of a matrix without using a for loop?
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