StackGenVis: Alignment of Data, Algorithms, and Models for Stacking Ensemble Learning Using Performance Metrics
https://doi.org/10.1109/TVCG.2020.3030352
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33 lines
814 B
33 lines
814 B
4 years ago
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/**
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* Return the first non null of the passed elements
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* it works the same as
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*
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* a || b
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*
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* but it works on falsie values too
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*
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* @method coalescy
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* @static
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* @return {Object} the first non null of the arguments passed. Null if all the values are null
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* @example
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* ```javascript
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* var clsc = require('coalescy');
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* var obj = clsc(null, []); // obj = [];
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* obj = clsc(null, {}); // obj = {};
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* obj = clsc(null, [], {}); // obj = []; // the first non null
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* obj = clsc(null, undefined, 0, []) // 0
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* ```
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*/
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module.exports = function clsc() {
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var args = arguments;
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args = [].slice.call( args );
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for (var i = 0, len = args.length; i < len; i++) {
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var current = args[ i ];
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if ( typeof current !== 'undefined' && current !== null ) {
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return current;
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}
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}
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return null;
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};
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