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How can I convert immutable.Map to mutable.Map in Scala?
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Rex KerrRex Kerr
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Initializing a static std::map in C++
... Every time I see something like that done with C++, I think of all the horrendous template code that must be behind it. Good example!
– Greg Hewgill
Sep 26 '08 at 10:22
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Calculating how many minutes there are between two times
...s', this will return only the minutes of timespan [0~59], to return sum of all minutes from this interval, just use 'span.TotalMinutes'.
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CSS selector with period in ID
The HTML spec allows for periods (.) in an id:
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#include in .h or .c / .cpp?
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ParappaParappa
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Python Git Module experiences? [closed]
.../kennethreitz/legit/blob/develop/legit/scm.py
– forivall
Sep 17 '12 at 17:17
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Based on this answ...
Storing sex (gender) in database
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I'd call the column "gender".
Data Type Bytes Taken Number/Range of Values
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TinyINT 1 255 (zero to 255)
INT 4 - 2,147,483,...
Python's json module, converts int dictionary keys to strings
...which implement a __hash__ method. (The Lua docs suggest that it automatically uses the object's ID as a hash/key even for mutable objects and relies on string interning to ensure that equivalent strings map to the same objects).
In Perl, Javascript, awk and many other languages the keys for hash...
How to loop backwards in python? [duplicate]
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[10, 9, 8, 7, 6, 5, 4, 3, 2, 1]
But for iteration, you should really be using xrange instead. So,
xrange(10, 0, -1)
Note for Python 3 users: There are no separate range and xrange functions in Python 3, there is just range, which follows the design of Python 2's xrange.
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How can I use “sizeof” in a preprocessor macro?
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Following snippets will produce no code if sizeof(someThing) equals PAGE_SIZE; otherwise they will produce a compile-time error.
1. C11 way
Starting with C11 you can use static_assert (requires #include <assert.h>).
Usage:
static_assert(sizeof(someThing) == PAGE_SIZE, "Data structure do...