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Create folder with batch but only if it doesn't already exist
Can anybody tell me how to do the following in in a Windows batch script? ( *.bat ):
9 Answers
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How to use the PI constant in C++
I want to use the PI constant and trigonometric functions in some C++ program. I get the trigonometric functions with include <math.h> . However, there doesn't seem to be a definition for PI in this header file.
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get list of pandas dataframe columns based on data type
If I have a dataframe with the following columns:
12 Answers
12
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Where are static variables stored in C and C++?
In what segment (.BSS, .DATA, other) of an executable file are static variables stored so that they don't have name collision?
For example:
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Visual Studio can't build due to rc.exe
I've searched online and couldn't find anything that resembled to my issue.
26 Answers
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How to merge two arrays in JavaScript and de-duplicate items
I have two JavaScript arrays:
76 Answers
76
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Free space in a CMD shell
Is there a way to get the amount of free diskspace of a disk or a folder in a CMD
without having to install some thirdparty applications?
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Java 8: Where is TriFunction (and kin) in java.util.function? Or what is the alternative?
I see java.util.function.BiFunction, so I can do this:
7 Answers
7
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Extracting bits with a single multiplication
I saw an interesting technique used in an answer to another question , and would like to understand it a little better.
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How to emulate C array initialization “int arr[] = { e1, e2, e3, … }” behaviour with std::array?
(Note: This question is about not having to specify the number of elements and still allow nested types to be directly initialized.)
This question discusses the uses left for a C array like int arr[20]; . On his answer , @James Kanze shows one of the last strongholds of C arrays, it's unique i...