javascript Programming Glossary: declaringWhy are global variables considered bad practice? (Javascript) http://stackoverflow.com/questions/10525582/why-are-global-variables-considered-bad-practice-javascript globals e.g. when you say someVar someValue without declaring someVar with the var keyword . Secondly global variables take..
What are the best practices to follow when declaring an array in Javascript? http://stackoverflow.com/questions/11500492/what-are-the-best-practices-to-follow-when-declaring-an-array-in-javascript are the best practices to follow when declaring an array in Javascript When I need to declare a new array I..
Defining methods via prototype vs using this in the constructor - really a performance difference? http://stackoverflow.com/questions/12180790/defining-methods-via-prototype-vs-using-this-in-the-constructor-really-a-perfo and you'd like to micro optimise then I would suggest declaring via prototype. Otherwise just use the pattern that makes most..
What makes my.class.js so fast? http://stackoverflow.com/questions/14213074/what-makes-my-class-js-so-fast an instance are indeed two different things though declaring a constructor is in itself creating an instance of an object.. object is constructed too bad performance In theory declaring the first constructor is slower than the messy way the function..
What does [] mean in JavaScript? http://stackoverflow.com/questions/2280285/what-does-mean-in-javascript it is an array literal. It is not quite the same as declaring new Array the Array object can be overwritten in JavaScript..
What does this JavaScript/jQuery syntax mean? http://stackoverflow.com/questions/2309614/what-does-this-javascript-jquery-syntax-mean still use this notataion function ... jQuery The author is declaring an anonymous function with a single parameter then immediately..
Redeclared javascript global variable overrides old value in IE http://stackoverflow.com/questions/2635018/redeclared-javascript-global-variable-overrides-old-value-in-ie and declaration hoisting. Really though you should only be declaring any variable but especially a global in one place. Your problem..
Valid javascript object property names http://stackoverflow.com/questions/2940424/valid-javascript-object-property-names seems to contradict the variable naming rules or am I not declaring a variable there What's the difference between a variable and..
var functionName = function() {} vs function functionName() {} http://stackoverflow.com/questions/336859/var-functionname-function-vs-function-functionname more consistent. The previous developer uses two ways of declaring functions and I can't work out if there is a reason behind it..
JavaScript variable definition: Commas vs. Semicolons http://stackoverflow.com/questions/3781406/javascript-variable-definition-commas-vs-semicolons differences and or advantages if any of using commas when declaring a group of variables rather than semicolons. For example var..
JavaScript function declaration and evaluation order http://stackoverflow.com/questions/3887408/javascript-function-declaration-and-evaluation-order 'here2' Phase 1 compilation. The compiler sees you are declaring a function with the name someFunction and so it creates it...
http://stackoverflow.com/questions/4862193/javascript-global-variables global variables is there any difference between declaring a variable var a 0 1 and this way a 0 2 or window.a 0 3 in global..
Does using $this instead of $(this) provide a performance enhancement? http://stackoverflow.com/questions/5724400/does-using-this-instead-of-this-provide-a-performance-enhancement so take advantage of this where possible. Instead of declaring a variable and calling functions on it multiple times var this..
Does use of anonymous functions affect performance? http://stackoverflow.com/questions/80802/does-use-of-anonymous-functions-affect-performance rarely used functions but does it matter that you're re declaring that function multiple times javascript performance optimization..
Javascript Namespace Declaration [closed] http://stackoverflow.com/questions/881515/javascript-namespace-declaration Declaration closed What neat ways do you use for declaring JavaScript namespaces. I've come across this one if Foo null..
What?䏭 the difference between “Array()” and “[]” while declaring a JavaScript array? http://stackoverflow.com/questions/931872/whats-the-difference-between-array-and-while-declaring-a-javascript-ar between &ldquo Array &rdquo and &ldquo &rdquo while declaring a JavaScript array Whats the real difference between declaring.. a JavaScript array Whats the real difference between declaring an array like this var myArray new Array and var myArray javascript..
What does this symbol mean in JavaScript? [closed] http://stackoverflow.com/questions/9549780/what-does-this-symbol-mean-in-javascript Notation What 䏭 the difference between Array and while declaring a JavaScript array What is array literal notation in javascript..
Defining methods via prototype vs using this in the constructor - really a performance difference? http://stackoverflow.com/questions/12180790/defining-methods-via-prototype-vs-using-this-in-the-constructor-really-a-perfo this question See http jsperf.com prototype vs this Declaring your methods via the prototype is faster but whether or not..
What makes my.class.js so fast? http://stackoverflow.com/questions/14213074/what-makes-my-class-js-so-fast this code simply does less so it needs less time. Secondly Declaring a constructor classes don't exist in JS and creating an instance..
How to override private variable in javascript? http://stackoverflow.com/questions/1437712/how-to-override-private-variable-in-javascript is a closure that refers to Man and not to Indian. Declaring it again refers it to the right scope. See here and here for..
Define local function in JavaScript: use var or not? http://stackoverflow.com/questions/16439949/define-local-function-in-javascript-use-var-or-not function is declared in JavaScript there are two options Declaring with var keyword assigning to the variable function var innerFunction1.. function var innerFunction1 function ... innerFunction1 Declaring just with the function keyword without assigning to variable..
Declaring functions in JavaScript [duplicate] http://stackoverflow.com/questions/1925976/declaring-functions-in-javascript functions in JavaScript duplicate Possible Duplicate Javascript..
Overriding a JavaScript function while referencing the original http://stackoverflow.com/questions/296667/overriding-a-javascript-function-while-referencing-the-original else return function original_a other_new_code Declaring original_a inside an anonymous function keeps it from cluttering..
Pass extra parameter to jQuery getJSON() success callback function http://stackoverflow.com/questions/6129145/pass-extra-parameter-to-jquery-getjson-success-callback-function and is not declared or redeclared inside the loop . Declaring the variable outside the loop should help clarify for you why..
Are there legitimate uses for JavaScript's “with” statement? http://stackoverflow.com/questions/61552/are-there-legitimate-uses-for-javascripts-with-statement var name Joe if true var name Jack name now contains Jack Declaring a closure in a loop is a common task where this can lead to..
Declaring Multiple Variables in JavaScript http://stackoverflow.com/questions/694102/declaring-multiple-variables-in-javascript Multiple Variables in JavaScript In JavaScript it is possible..
http://stackoverflow.com/questions/7471349/why-module-pattern Immediate functions Private and privileged members Declaring dependencies The first step is setting up a namespace. Let 䏭..
ExtJS (JavaScript) Module Design Pattern best practices http://stackoverflow.com/questions/9104387/extjs-javascript-module-design-pattern-best-practices variables when they're declared i.e. at the top of Foo Declaring them at the top is important for clarity but initializing them..
Javascript Function Definition Syntax [duplicate] http://stackoverflow.com/questions/9423693/javascript-function-definition-syntax var functionName function vs function functionName Declaring functions in JavaScript I've seen 2 different syntaxes for defining..
Declaring javascript object method in constructor function vs. in prototype http://stackoverflow.com/questions/9772307/declaring-javascript-object-method-in-constructor-function-vs-in-prototype javascript object method in constructor function vs. in prototype..
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