Get random value in range
To get a random value, say from 17 plus or minus 3, I can say:
20 - Math.random() * 6
I was saying:
d = Math.random() * 3;
if (Math.random() < 0.5) {
d *= -1;
}
v = 17 + d;
There are more tips at: bbingo.xyz/techtips/
webkit-tap-highlight-color in CSS
I almost used '-webkit-tap-highlight-color' to remove the blue highlight when you tap an item on a mobile with Chrome. My item had an odd shape. But it seems you also need to set 'outline: none' on recent versions of Chrome. But this causes an accessibility problem. So I just gave my item a regular shape and kept the blue highlight There are more tips at: bbingo.xyz/techtips/
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