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Find the last element of an array while using a foreach loop in PHP
...parameters. In Java, it's very easy to detect the last element of an array from inside the for loop by just checking the current array position with the array length.
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Simple way to create matrix of random numbers
... Create an array of the given shape and propagate it with random
samples from a uniform distribution over [0, 1).
>>> import numpy as np
>>> np.random.rand(2,3)
array([[ 0.22568268, 0.0053246 , 0.41282024],
[ 0.68824936, 0.68086462, 0.6854153 ]])
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Problems installing the devtools package
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I.e. (from BASH): apt-get -y build-dep libcurl4-gnutls-dev , apt-get -y install libcurl4-gnutls-dev
– dardisco
Apr 9 '14 at 16:19
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How to set the thumbnail image on HTML5 video?
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The issue with this is that the video starts from specified #t=0.5. Say if you wanted thumbnail from t=8 well then vid would start from 8th second which is not ideal is it :)
– Marko
Apr 18 '19 at 10:31
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How do I draw a shadow under a UIView?
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Sadly, I think CGColor is out of reach from the storyboard :(
– Antzi
Aug 7 '14 at 15:01
1
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View list of all JavaScript variables in Google Chrome Console
...s -V8, Spidermonkey, Rhino, etc-, the global object inherits at some point from Object.prototype, but for example in other implementations -JScript, BESEN, DMDScript, etc...- it doesn't, so window.hasOwnProperty doesn't exist, to test it we can: Object.prototype.isPrototypeOf(window);
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JavaScript seconds to time string with format hh:mm:ss
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From MDN: If a parameter you specify is outside of the expected range, setSeconds() attempts to update the date information in the Date object accordingly. For example, if you use 100 for secondsValue, the minutes stored in...
Convert decimal to binary in python [duplicate]
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You can also use a function from the numpy module
from numpy import binary_repr
which can also handle leading zeros:
Definition: binary_repr(num, width=None)
Docstring:
Return the binary representation of the input number as a string.
T...
Best way to read a large file into a byte array in C#?
... @Tony_Henrich - It has nothing to do with what calls you make from your programming language. There are different types of hard disk drives. For example, Seagate drives are classified as "AS" or "NS" with NS being the server based, large cache drive where-as the "AS" drive is the cons...
variable === undefined vs. typeof variable === “undefined”
...ction that jQuery code lives in, so within that function undefined is safe from tampering from outside. I would also imagine that someone somewhere has benchmarked the two different approaches and discovered that foo === undefined is faster and therefore decided it's the way to go. [UPDATE: as noted...