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How does one generate a random number in Apple's Swift language?
...swered Jun 3 '14 at 4:32
Catfish_ManCatfish_Man
38.6k1111 gold badges6363 silver badges8181 bronze badges
...
How might I find the largest number contained in a JavaScript array?
... and getting the 0th value is by far the worst method (and it modifies the order of your array, which may not be desirable). For the others, the difference is negligible unless you're talking millions of indices.
Average results of five runs with a 100,000-index array of random numbers:
reduce took...
Use ffmpeg to add text subtitles [closed]
...ext outfile.mp4
-vf subtitles=infile.srt will not work with -c copy
The order of -c copy -c:s mov_text is important. You are telling FFmpeg:
Video: copy, Audio: copy, Subtitle: copy
Subtitle: mov_text
If you reverse them, you are telling FFmpeg:
Subtitle: mov_text
Video: copy, Audio: copy, Sub...
How can I use Async with ForEach?
...better solution? If simultaneously, should the results be in original item order or in order of completion? Should it fail on the first failure or wait until all have completed? Etc.
– Stephen Cleary
Oct 17 '19 at 18:01
...
Why Would I Ever Need to Use C# Nested Classes [duplicate]
...like this ...
class A
{
//used to help implement A
class B
{
A m_a;
internal B(A a) { m_a = a; }
...methods of B can access private members of the m_a instance...
}
...etc...
}
... and constructed from a method of A using code like this ...
//create an instance of B, whose ...
vertical-align with Bootstrap 3
...l-xs-5 col-md-3 col-lg-1 vcenter">
<div style="height:10em;border:1px solid #000">Big</div>
</div><!--
--><div class="col-xs-5 col-md-7 col-lg-9 vcenter">
<div style="height:3em;border:1px solid #F00">Small</div>
</div&...
How to perform Unwind segue programmatically?
...ability to "unwind" from one view controller somewhere in the presentation order to a much earlier view controller. See WWDC 2012 session 407 for details.
– tobinjim
Dec 9 '12 at 6:55
...
Jquery If radio button is checked
...ince I was editing to include Snippets as well as the JS Fiddle links), in order to wrap the <input /> elements with <label>s - allow for clicking the text to update the relevant <input /> - and changing the means of creating the content to append:
var appended = $('<div /&...
Split column at delimiter in data frame [duplicate]
...b','b|c','x|y'))
library(splitstackshape)
cSplit(df, "FOO", "|")
# ID FOO_1 FOO_2
# 1 11 a b
# 2 12 b c
# 3 13 x y
This particular function also handles splitting multiple columns, even if each column has a different delimiter:
df <- data.frame(ID=11:13,
...
How can I multiply all items in a list together with Python?
...ator.mul took an average of .009s/1000 repetitions, making operator.mul an order of magnitude faster.
– whereswalden
Nov 1 '14 at 18:49
...