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padding: min(85%, 9.75em) 0; |
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Easing functions | |
http://gizma.com/easing/#quad1 | |
Math.easeInOutCirc = function (t, b, c, d) { | |
t /= d/2; | |
if (t < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b; | |
t -= 2; | |
return c/2 * (Math.sqrt(1 - t*t) + 1) + b; |
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Conditionally adding entries inside Array and object literals | |
http://2ality.com/2017/04/conditional-literal-entries.html |
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https://stackoverflow.com/questions/5651654/ffmpeg-how-to-split-video-efficiently - VIDEO SPLIT | |
time ffmpeg -v quiet -y -i input.ts -vcodec copy -acodec copy -ss 00:00:00 -t 00:30:00 -sn test1.mkv | |
time ffmpeg -v quiet -y -i input.ts -vcodec copy -acodec copy -ss 00:30:00 -t 01:00:00 -sn test2.mkv |
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https://stackoverflow.com/questions/15909489/text-overflow-ellipsis-on-two-lines | |
overflow: hidden; | |
text-overflow: ellipsis; |
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// Overloads | |
function conv(a: string): number; | |
function conv(a: number): string; | |
function conv(a: string | number): string | number { | |
// ... | |
} |
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let a; | |
let b = 0; | |
// assign a value only if current value is null or undefined | |
a ??= 'default'; // a is now 'default' | |
b ??= 5; // b is still 0 |
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function getValue(val?: number): number | 'nil' { | |
// Will return 'nil' if `val` is falsey (including 0) | |
// return val || 'nil'; | |
// Will only return 'nil' if `val` is null or undefined | |
return val ?? 'nil'; | |
} |
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let a; | |
let b = 1; | |
// assign a value only if current value is truthy | |
a &&= 'default'; // a is still undefined | |
b &&= 5; // b is now 5 |
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Basic tuples | |
let myTuple: [ string, number, boolean? ]; | |
myTuple = [ 'test', 42 ]; |