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C++ preprocessor __VA_ARGS__ number of arguments
...ot find answer on the net. In variadic argument macros, how to find the number of arguments? I am okay with boost preprocessor, if it has the solution.
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How do I do base64 encoding on iOS?
I'd like to do base64 encoding and decoding, but I could not find any support from the iPhone SDK . How can I do base64 encoding and decoding with or without a library?
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Real-world examples of recursion [closed]
What are real-world problems where a recursive approach is the natural solution besides depth-first search (DFS)?
55 Ans...
How do I group Windows Form radio buttons?
How can I group the radio buttons in Windows Form application (a lot like ASP.NET's radiobuttonlist!)?
9 Answers
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How to find NSDocumentDirectory in Swift?
...ype NSSearchPathDirectory instead. Certainly not a helpful error message.
But as to the reasons:
First, you are confusing the argument names and types. Take a look at the function definition:
func NSSearchPathForDirectoriesInDomains(
directory: NSSearchPathDirectory,
domainMask: NSSearchP...
How do you loop through currently loaded assemblies?
...tics" page in my ASP.NET application which does things like verify the database connection(s), display the current appSettings and ConnectionStrings, etc. A section of this page displays the Assembly versions of important types used throughout, but I could not figure out how to effectively show the...
Cannot use ref or out parameter in lambda expressions
Why can't you use a ref or out parameter in a lambda expression?
5 Answers
5
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Looping in a spiral
...he elements of an NxM matrix (N and M are odd). I came up with a solution, but I wanted to see if my fellow SO'ers could come up with a better solution.
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Generate list of all possible permutations of a string
How would I go about generating a list of all possible permutations of a string between x and y characters in length, containing a variable list of characters.
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Python Pandas: Get index of rows which column matches certain value
Given a DataFrame with a column "BoolCol", we want to find the indexes of the DataFrame in which the values for "BoolCol" == True
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