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Detecting a mobile browser
...m detectmobilebrowsers.com):
Here's a function that uses an insanely long and comprehensive regex which returns a true or false value depending on whether or not the user is browsing with a mobile.
window.mobileCheck = function() {
let check = false;
(function(a){if(/(android|bb\d+|meego).+mob...
Fixed point vs Floating point number
I just can't understand fixed point and floating point numbers due to hard to read definitions about them all over Google. But none that I have read provide a simple enough explanation of what they really are. Can I get a plain definition with example?
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Better way to check variable for null or empty string?
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// Function for basic field validation (present and neither empty nor only white space
function IsNullOrEmptyString($str){
return (!isset($str) || trim($str) === '');
}
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What's the algorithm to calculate aspect ratio?
...8:1.
If so, what you need to do is find the greatest common divisor (GCD) and divide both values by that. The GCD is the highest number that evenly divides both numbers. So the GCD for 6 and 10 is 2, the GCD for 44 and 99 is 11.
For example, a 1024x768 monitor has a GCD of 256. When you divide bot...
Moving average or running mean
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UPD: more efficient solutions have been proposed by Alleo and jasaarim.
You can use np.convolve for that:
np.convolve(x, np.ones((N,))/N, mode='valid')
Explanation
The running mean is a case of the mathematical operation of convolution. For the running mean, you slide a win...
How do I change the text of a span element using JavaScript?
...y, which means that a lot of people have probably taken over this solution and might have introduced unnecessary xss leaks. Could you consider updating your answer to use textContent instead, such that new people will be encouraged to use proper and secure methods?
– Tiddo
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How to restart Activity in Android
How do I restart an Android Activity ? I tried the following, but the Activity simply quits.
21 Answers
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How to include a quote in a raw Python string
...oted strings in your string (an extremely unlikely case), you can't do it, and you'll have to use non-raw strings with escapes.
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git returns http error 407 from proxy after CONNECT
... is something similar to what rohitmohta is proposing ; in regular DOS command prompt (not on git bash) :
first
git config --global http.proxy http://username:password@proxiURL:proxiPort
and in some cases also
git config --global https.proxy http://username:password@proxiURL:proxiPort
then
g...
CSS Div stretch 100% page height
I have a navigation bar on the left hand side of my page, and I want it to stretch to 100% of the page height. Not just the height of the viewport, but including the areas hidden until you scroll. I don't want to use javascript to accomplish this.
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