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Logic to test that 3 of 4 are True
I want to return True if and only if 3 out of 4 boolean values are true.
27 Answers
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Normalizing mousewheel speed across browsers
...he values. It has two flaws on OS X: Firefox on OS X will produce values 1/3 what they should be, and Chrome on OS X will produce values 1/40 what they should be.
// Returns +1 for a single wheel roll 'up', -1 for a single roll 'down'
var wheelDistance = function(evt){
if (!evt) evt = event;
va...
How to sort an array in descending order in Ruby
... user system total real
sort 3.960000 0.010000 3.970000 ( 3.990886)
sort reverse 4.040000 0.000000 4.040000 ( 4.038849)
sort_by -a[:bar] 0.690000 0.000000 0.690000 ( 0.692080)
sort_by a[:bar]*-1 0.700000 0.000000 0.700...
How to detect a Christmas Tree? [closed]
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+300
I have an approach which I think is interesting and a bit different from the rest. The main difference in my approach, compared to ...
Need a simple explanation of the inject method
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edited Apr 2 '09 at 16:37
answered Apr 2 '09 at 16:31
Dr...
Integer division with remainder in JavaScript?
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1309
For some number y and some divisor x compute the quotient (quotient) and remainder (remainder)...
Cron job every three days
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Run it every three days...
0 0 */3 * *
How about that?
If you want it to run on specific days of the month, like the 1st, 4th, 7th, etc... then you can just have a conditional in your script that checks for the current day of the month.
if (((date('j') -...
What's the fastest way to loop through an array in JavaScript?
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346
After performing this test with most modern browsers:
https://jsben.ch/wY5fo
Currently, the fa...
Algorithm for Determining Tic Tac Toe Game Over
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133
You know a winning move can only happen after X or O has made their most recent move, so you ca...
Could not locate Gemfile
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