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Format a datetime into a string with milliseconds
...etime string from the date with milliseconds. This code is typical for me and I'm eager to learn how to shorten it.
12 Ans...
How to format numbers? [duplicate]
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I wanted to use built in code and this got me there. The locales options is a small issue I'm willing to live with. I think this should be the accepted answer because it takes into account the locale nuances of number rendition.
– A...
Rebasing and what does one mean by rebasing pushed commits
...sing". A quote from that section:
When you rebase stuff, you’re
abandoning existing commits and
creating new ones that are similar but
different. If you push commits
somewhere and others pull them down
and base work on them, and then you
rewrite those commits with git rebase
and...
Replace multiple whitespaces with single whitespace in JavaScript string
...whitespaces with the same kind of whitespace? (e.g. 2+ spaces with a space and 3 newlines with a newline, etc.) if there are both newlines and spaces it would have to be replaced by a newline whereas if there are both spaces and tabs it would have to be replaced by a space
– To...
How to determine the longest increasing subsequence using dynamic programming?
... at element with index i. To compute DP[i] we look at all indices j < i and check both if DP[j] + 1 > DP[i] and array[j] < array[i] (we want it to be increasing). If this is true we can update the current optimum for DP[i]. To find the global optimum for the array you can take the maximum v...
Check if a string has white space
...ces.
$ matches the end of the string.
Try replacing the regex with /\s/ (and no quotes)
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Returning the product of a list
...sing lambda:
from operator import mul
reduce(mul, list, 1)
it is better and faster. With python 2.7.5
from operator import mul
import numpy as np
import numexpr as ne
# from functools import reduce # python3 compatibility
a = range(1, 101)
%timeit reduce(lambda x, y: x * y, a) # (1)
%timeit r...
How to search and replace globally, starting from the cursor position and wrapping around the end of
When I search with the / Normal-mode command:
6 Answers
6
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List of installed gems?
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The Gem command is included with Ruby 1.9+ now, and is a standard addition to Ruby pre-1.9.
require 'rubygems'
name = /^/i
dep = Gem::Dependency.new(name, Gem::Requirement.default)
specs = Gem.source_index.search(dep)
puts specs[0..5]....
How to efficiently concatenate strings in go
In Go, a string is a primitive type, which means it is read-only, and every manipulation of it will create a new string.
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