Michael Mafi michael-mafi
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| function isPrototypeOf(prototype, object){ | |
| if (prototype === null || undefined){ | |
| return 'null or undefined'; | |
| } | |
| var objectPrototype = Object.getPrototypeOf(object); | |
| while(objectPrototype){ | |
| if(prototype === objectPrototype){ | |
| return true; | |
| } | |
| objectPrototype = Object.getPrototypeOf(objectPrototype); |
michael-mafi
/ 💾.js
Last active
February 4, 2017 00:07
todoMVC taking 'store' out of render and putting it into it's own function - gomix preview https://gomix.com/#!/project/dirty-beam
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| // Step 1 // Remove the call to util.store from the App.render function below | |
| render: function(){ | |
| var todos = this.getFilteredTodos(); | |
| $('#todo-list').html(this.todoTemplate(todos)); | |
| $('#main').toggle(todos.length > 0); | |
| $('#toggle-all').prop('checked', this.getActiveTodos().length === 0); | |
| this.renderFooter(); | |
| $('#new-todo').focus(); | |
| }, |
michael-mafi
/ bugfix.js
Created
February 3, 2017 21:08
bug fix challenge for todo MVC by Luca https://github.com/tastejs/todomvc/pull/1737
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| After trying a lot of ways removing code seemed to produce the desired effect. | |
| // The code below was commented out in the main app.js file | |
| // if (!val) { | |
| // this.destroy(e); | |
| // return; | |
| // } |
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| var libs = {}; | |
| var libSys = function(libName, depArr, cb){ | |
| if (libName.length > 1 && depArr.length >= 1){ | |
| var storArr = []; | |
| for(var i = 0; i < depArr.length; i++){ | |
| storArr.push(libs[depArr[i]]); | |
| } | |
| libs[libName] = cb.apply(this, storArr); | |
| } else { | |
| libs[libName] = cb(); |
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| Object.equals = function( x, y ) { | |
| if ( x === y ) return true; | |
| // if both x and y are null or undefined and exactly the same | |
| if ( ! ( x instanceof Object ) || ! ( y instanceof Object ) ) return false; | |
| // if they are not strictly equal, they both need to be Objects | |
| if ( x.constructor !== y.constructor ) return false; | |
| // they must have the exact same prototype chain, the closest we can do is | |
| // test there constructor. |
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| function isPrototypeOf(parent, child){ | |
| if (parent === null || undefined){ | |
| return false; | |
| } | |
| if (Object.getPrototypeOf(child) === null || undefined){ | |
| return false; | |
| } | |
| return Object.getPrototypeOf(child) === parent || Object.prototype ? true: false; | |
| } | |
| isPrototypeOf(dog, myDog); // returns true |
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| function runWithDebugger(func, args){ | |
| if(args.length>=1){ | |
| debugger; | |
| return func.call(this, args); | |
| } | |
| } |
michael-mafi
/ arrayToObject.js
Last active
January 9, 2017 00:21
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| //use a var arr = [[[]]]; //////// also side note: don't forget Object.keys() Object.values() and Object.entries() | |
| function transformData(arr){ | |
| var output = {}; | |
| array.forEach(function(item, index){ | |
| if(!item)return; | |
| if(Array.isArray(item)){ | |
| output[index] = transformData(item); | |
| }else{ | |
| output[index] = item; |
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| function rot13(str) { | |
| return str.split('').map.call(str, function(char) { | |
| x = char.charCodeAt(0); | |
| if (x < 65 || x > 90) { | |
| return String.fromCharCode(x); | |
| } | |
| else if (x < 78) { | |
| return String.fromCharCode(x + 13); | |
| } | |
| return String.fromCharCode(x - 13); |
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| function palindrome(str) { | |
| var len = str.length; | |
| for ( var i = 0; i < Math.floor(len/2); i++ ) { | |
| if (str[i] !== str[len - 1 - i]) { | |
| return false; | |
| } | |
| } | |
| return true; | |
| } |
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