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Count character occurrences in a string in C++
How can I count the number of "_" in a string like "bla_bla_blabla_bla" ?
13 Answers
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How do you debug a regex? [closed]
Regular expressions can become quite complex. The lack of white space makes them difficult to read. I can't step though a regular expression with a debugger. So how do experts debug complex regular expressions?
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How do you print in a Go test using the “testing” package?
I'm running a test in Go with a statement to print something (i.e. for debugging of tests) but it's not printing anything.
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How does C compute sin() and other math functions?
I've been poring through .NET disassemblies and the GCC source code, but can't seem to find anywhere the actual implementation of sin() and other math functions... they always seem to be referencing something else.
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Why is sizeof considered an operator?
Why is sizeof considered an operator and not a function?
10 Answers
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How do you do a simple “chmod +x” from within python?
I want to create a file from within a python script that is executable.
7 Answers
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Java String to SHA1
I'm trying to make a simple String to SHA1 converter in Java and this is what I've got...
12 Answers
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How to add leading zeros for for-loop in shell? [duplicate]
I have a basic number for loop which increments the variable num by 1 over each iteration...
7 Answers
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Is there a 'foreach' function in Python 3?
When I meet the situation I can do it in javascript, I always think if there's an foreach function it would be convenience. By foreach I mean the function which is described below:
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Python: avoid new line with print command [duplicate]
I've started programming today and have this issue with Python. It's pretty dumb but I can't figure out how to do it. When I use the print command, it prints whatever I want and then goes to a different line. For example:
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