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Where is the C auto keyword used?
In my college days I read about the auto keyword and in the course of time I actually forgot what it is. It is defined as:
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How to print a int64_t type in C
C99 standard has integer types with bytes size like int64_t. I am using the following code:
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How to find out the number of CPUs using python
I want to know the number of CPUs on the local machine using Python. The result should be user/real as output by time(1) when called with an optimally scaling userspace-only program.
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Calculate a Running Total in SQL Server
Imagine the following table (called TestTable ):
15 Answers
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How to find index of list item in Swift?
I am trying to find an item index by searching a list . Does anybody know how to do that?
22 Answers
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How to format numbers as currency string?
I would like to format a price in JavaScript. I'd like a function which takes a float as an argument and returns a string formatted like this:
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C: Run a System Command and Get Output? [duplicate]
I want to run a command in linux and get the text returned of what it outputs, but I do not want this text printed to screen. Is there a more elegant way than making a temporary file?
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Why do I get TypeError: can't multiply sequence by non-int of type 'float'?
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Determine if a function exists in bash
Currently I'm doing some unit tests which are executed from bash. Unit tests are initialized, executed and cleaned up in a bash script. This script usualy contains an init(), execute() and cleanup() functions. But they are not mandatory. I'd like to test if they are or are not defined.
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Why do we need virtual functions in C++?
I'm learning C++ and I'm just getting into virtual functions.
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