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std::unique_ptr with an incomplete type won't compile
I'm using the pimpl-idiom with std::unique_ptr :
6 Answers
6
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How to find/identify large commits in git history?
I have a 300 MB git repo. The total size of my currently checked-out files is 2 MB, and the total size of the rest of the git repo is 298 MB. This is basically a code-only repo that should not be more than a few MB.
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git pull VS git fetch Vs git rebase
Another question said git pull is like a git fetch + git merge .
2 Answers
2
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Returning 'IList' vs 'ICollection' vs 'Collection'
I am confused about which collection type that I should return from my public API methods and properties.
6 Answers
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Efficient string concatenation in C++
I heard a few people expressing worries about "+" operator in std::string and various workarounds to speed up concatenation. Are any of these really necessary? If so, what is the best way to concatenate strings in C++?
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Truncating floats in Python
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First, the function, for those who just want some copy-and-paste code:
def truncate(f, n):
'''Truncates/pads a float f to n decimal places without rounding'''
s = '{}'.format(f)
if 'e' in s or 'E' in s:
return '{0:.{1}f}'.format(f, n)
i, p, d = s.parti...
Can I have multiple primary keys in a single table?
Can I have multiple primary keys in a single table?
12 Answers
12
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How to add to an existing hash in Ruby
In regards to adding an key => value pair to an existing populated hash in Ruby, I'm in the process of working through Apress' Beginning Ruby and have just finished the hashes chapter.
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What's the meaning of interface{}?
I'm new to interfaces and trying to do SOAP request by github
6 Answers
6
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What is the source code of the “this” module doing?
If you open a Python interpreter, and type "import this", as you know, it prints:
5 Answers
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