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Skip a submodule during a Maven build
...nted out, as of Maven 3.2.1 you have a new -el flag that excludes projects from the reactor, similarly to what -pl does:
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Fastest way to list all primes below N
...ratosthenes,
sundaram3,
sieve_wheel_30,
ambi_sieve (requires numpy)
primesfrom3to (requires numpy)
primesfrom2to (requires numpy)
Many thanks to stephan for bringing sieve_wheel_30 to my attention.
Credit goes to Robert William Hanks for primesfrom2to, primesfrom3to, rwh_primes, rwh_primes1, and ...
How to find list intersection?
...tackoverflow.com/q/3697432/4014959
Written by PM 2Ring 2015.10.16
'''
from __future__ import print_function, division
from timeit import Timer
setup = 'from __main__ import a, b'
cmd_lista = '[u for u in a if u in b]'
cmd_listb = '[u for u in b if u in a]'
cmd_lcsa = 'sa=set(a);[u for u in b ...
How to count items in a Go map?
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Use len(m). From http://golang.org/ref/spec#Length_and_capacity
len(s) string type string length in bytes
[n]T, *[n]T array length (== n)
[]T slice length
map[K]T map leng...
Sending event when AngularJS finished loading
...ion, there should be no issue accessing the child directive's
inner html from the outer directive's link function, though
dynamically inserted contents must be compiled, as said above.
From this we can conclude that we can simply make a directive to execute our code when everything is ready/co...
Difference between map, applymap and apply methods in Pandas
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Straight from Wes McKinney's Python for Data Analysis book, pg. 132 (I highly recommended this book):
Another frequent operation is applying a function on 1D arrays to each column or row. DataFrame’s apply method does exactly th...
Should I use static_cast or reinterpret_cast when casting a void* to whatever
...ter match because it means “completely ignore type safety and just cast from A to B”.
However, this doesn’t actually describe the effect of a reinterpret_cast. Rather, reinterpret_cast has a number of meanings, for all of which holds that “the mapping performed by reinterpret_cast is imple...
Where are static variables stored in C and C++?
...at startup, and initialized constants are left in, and intended to be read from, Flash only, along with the text, which contains the program itself, and is left in Flash only.
– Gabriel Staples
Nov 5 '18 at 21:46
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How to Get the Title of a HTML Page Displayed in UIWebView?
I need to extract the contents of the title tag from an HTML page displayed in a UIWebView. What is the most robust means of doing so?
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What is the difference between “ is None ” and “ ==None ”
...actually
makes sense; if someone told you to
implement the None object from
scratch, how else would you get it to
compare True against itself?).
Practically-speaking, there is not much difference since custom comparison operators are rare. But you should use is None as a general rule.
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