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Why do Python's math.ceil() and math.floor() operations return floats instead of integers?
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The range of floating point numbers usually exceeds the range of integers. By returning a floating point value, the functions can return a sensible value for input values that lie outside the representable range of integers.
Con...
How can I perform a str_replace in JavaScript, replacing text in JavaScript?
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Fixed-string matches don't have backtracking, compilation steps, ranges, character classes, or a host of other features that slow down the regular expression engine. There are certainly ways to optimize regex matches, but I think it's unlikely to beat indexing into a string in the common c...
Java: random long number in 0
Random class has a method to generate random int in a given range. For example:
16 Answers
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Last non-empty cell in a column
...on can not find an exact match, it chooses the largest value in the lookup_range (in our case {1,1,..,#DIV/0!,..}) that is less than or equal to the value (in our case 2), formula finds last 1 in array and returns corresponding value from result_range (third parameter - A:A).
Also little note - a...
How to paste yanked text into the Vim command line
...r use of the expression register. Here, - is a synonym for .-1 (cf. :help :range). Since :put puts the text after the line, you have to explicitly tell it to act on the previous one.
Copy the entire buffer to the system clipboard: :%y+.
cf. :help :range (for the % part) and :help :y.
If you have mi...
HTML5 input type range show range value
I am making a website where I want to use range slider(I know it only supports webkit browsers).
12 Answers
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Count character occurrences in a string in C++
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#include <boost/range/algorithm/count.hpp>
std::string str = "a_b_c";
int cnt = boost::count(str, '_');
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C++ map access discards qualifiers (const)
...) for std::map. If element doesn't exist the function throws a std::out_of_range exception, in contrast to operator [].
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Determine Whether Integer Is Between Two Other Integers?
... What is the speed difference between this and if number in range(10000, 30001) as suggested by other solution? Additionally, is it faster or slower when using set instead of range?
– Sung Cho
Aug 12 '15 at 0:37
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Difference between '..' (double-dot) and '…' (triple-dot) in range generation?
... learning Ruby and Ruby on Rails and came across validation code that uses ranges:
5 Answers
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