javascript Programming Glossary: numberHow to create a GUID / UUID in Javascript? http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript on all browsers how random and seeded the built in random number generator is etc.. The GUID UUID should be at least 32 characters.. The question is do you want actual GUIDs or just random numbers that look like GUIDs It's easy enough to generate random numbers... that look like GUIDs It's easy enough to generate random numbers. From http note19.com 2007 05 27 javascript guid generator..
How do JavaScript closures work? http://stackoverflow.com/questions/111102/how-do-javascript-closures-work their own copies. you Fascinating tell me more Here the number x is a literal number. As with other literals in JavaScript.. Fascinating tell me more Here the number x is a literal number. As with other literals in JavaScript when foo is called the.. with other literals in JavaScript when foo is called the number x is copied into foo as its argument x . On the other hand JavaScript..
Elegant workaround for JavaScript floating point number problem http://stackoverflow.com/questions/1458633/elegant-workaround-for-javascript-floating-point-number-problem workaround for JavaScript floating point number problem I have the following dummy test script function test.. possibility but I'd like is to really have the whole number printed without any cutting and rounding. Just wanted to know.. places simply format your result rounded to a fixed number of decimal places when displaying it. If you have no decimal..
Generating random numbers in Javascript in a specific range? http://stackoverflow.com/questions/1527803/generating-random-numbers-in-javascript-in-a-specific-range random numbers in Javascript in a specific range How can I generate a random.. in a specific range How can I generate a random whole number between two specified variables in Javascript e.g. x 4 and y.. 4 and y 8 would output any of 4 5 6 7 8 javascript random numbers share improve this question There are some examples on the..
Valid Characters for JavaScript Variable Names http://stackoverflow.com/questions/1661197/valid-characters-for-javascript-variable-names symbol to use. I realize that I could just test out a number of characters but I'm posing this question to the JavaScript.. Lt a 𢜛odifier letter Lm a 𥟡ther letter Lo a or 𦚵etter number Nl a . The rest of the string can contain the same characters.. mark Mn a �Spacing combining mark Mc a 𡤜ecimal digit number Nd a or 𦒄onnector punctuation Pc a . I 脎e also created a tool..
http://stackoverflow.com/questions/171027/add-table-row-in-jquery you can add to a table like this such as inputs selects number of rows javascript jquery table html table share improve..
How to print a number with commas as thousands separators in JavaScript http://stackoverflow.com/questions/2901102/how-to-print-a-number-with-commas-as-thousands-separators-in-javascript to print a number with commas as thousands separators in JavaScript I am trying.. as thousands separators. For example I want to show the number 1234567 as 1 234 567 . How would I go about doing this Here.. I go about doing this Here is how I am doing it function numberWithCommas x x x.toString var pattern d d 3 while pattern.test..
Does it matter which equals operator (== vs ===) I use in JavaScript comparisons? http://stackoverflow.com/questions/359494/does-it-matter-which-equals-operator-vs-i-use-in-javascript-comparisons some horrific JavaScript at work and it's returning a huge number of suggestions to replace two equals signs with three equals..
http://stackoverflow.com/questions/5874652/prop-vs-attr properties for each style the size property is a number. Where both a property and an attribute with the same name exists..
Is JavaScript's Floating-Point Math Broken? http://stackoverflow.com/questions/588004/is-javascripts-floating-point-math-broken smaller than the Epsilon value which is a very very small number. x 0.2 y 0.3 equal Math.abs x y 0.000001 For the exact reason..
Object comparison in JavaScript [duplicate] http://stackoverflow.com/questions/1068834/object-comparison-in-javascript x instanceof String y instanceof String x instanceof Number y instanceof Number return x.toString y.toString At last checking.. y instanceof String x instanceof Number y instanceof Number return x.toString y.toString At last checking prototypes as..
How do JavaScript closures work? http://stackoverflow.com/questions/111102/how-do-javascript-closures-work x y tmp x.memb x.memb x.memb 1 1 alert x.memb var age new Number 2 var bar foo age bar is now a closure referencing age. bar..
How can I format numbers as money in JavaScript? http://stackoverflow.com/questions/149055/how-can-i-format-numbers-as-money-in-javascript UPDATE This is my preferred method var DecimalSeparator Number 1.2 .toLocaleString .substr 1 1 var AmountWithCommas Amount.toLocaleString.. sign of ' '. If you require ' ' for thousand you can use Number.prototype.formatMoney function c d t var n this c isNaN c Math.abs..
Generating random numbers in Javascript in a specific range? http://stackoverflow.com/questions/1527803/generating-random-numbers-in-javascript-in-a-specific-range it. It's a simple rule of three Math.random returns a Number between 0 inclusive and 1 exclusive . So we have an interval..
Validate numbers in JavaScript - IsNumeric() http://stackoverflow.com/questions/18082/validate-numbers-in-javascript-isnumeric ' ' true IsNumeric ' t t' true IsNumeric ' n r' true Number literals IsNumeric 1 false IsNumeric 0 false IsNumeric 1.1 false.. value I had to consider also exponential notation etc. a Number object virtually anything could be passed to that function I.. and also share the one that passes all my tests function isNumber n return isNaN parseFloat n isFinite n share improve this..
http://stackoverflow.com/questions/307179/what-is-javascripts-max-int-whats-the-highest-integer-value-a-number-can-go-t is JavaScript's Max Int What's the highest Integer value a Number can go to without losing precision Is this defined by the language.. improve this question 9007199254740992 ECMA Section 8.5 Numbers Note that all the positive and negative integers whose magnitude.. magnitude is no greater than 2 53 are representable in the Number type indeed the integer 0 has two representations 0 and . They..
How do I get the name of an object's type in JavaScript? http://stackoverflow.com/questions/332422/how-do-i-get-the-name-of-an-objects-type-in-javascript instanceof fails to work for primitive values 3 instanceof Number false 'abc' instanceof String false true instanceof Boolean.. primitives in order for instanceof to work for example new Number 3 instanceof Number true This is ironic because the .constructor.. for instanceof to work for example new Number 3 instanceof Number true This is ironic because the .constructor check works fine..
Is JavaScript a pass-by-reference or pass-by-value language? http://stackoverflow.com/questions/518000/is-javascript-a-pass-by-reference-or-pass-by-value-language reference or pass by value language The primitive types Number String etc. are passed by value but Objects are unknown because..
Most elegant way to clone a JavaScript object http://stackoverflow.com/questions/728360/most-elegant-way-to-clone-a-javascript-object I would only need to copy a plain Object Array Date String Number or Boolean . The last 3 types are immutable so I could perform..
How do I work around JavaScript's parseInt octal behavior? http://stackoverflow.com/questions/850341/how-do-i-work-around-javascripts-parseint-octal-behavior
How to generate call-graphs for given javascript? [closed] http://stackoverflow.com/questions/10182387/how-to-generate-call-graphs-for-given-javascript 1 FUNCTION 1 CALL 5 NAME fib 5 SUB 5 NAME a 5 NUMBER 1.0 5 CALL 5 NAME fib 5 SUB 5 NAME a 5 NUMBER 2.0.. NUMBER 1.0 5 CALL 5 NAME fib 5 SUB 5 NAME a 5 NUMBER 2.0 5 EXPR_RESULT 9 CALL 9 GETPROP 9 NAME console 9 STRING.. 9 CALL 9 CALL 9 NAME fib 9 CALL 9 CALL 9 NAME fib 9 NUMBER 5.0 9 And you can see all the call statements. I wrote the following..
How to detect linked PDF on a page and show message to download Adobe reader using jquery? http://stackoverflow.com/questions/1899913/how-to-detect-linked-pdf-on-a-page-and-show-message-to-download-adobe-reader-usi '_blank' Adobe Reader a . p document .ready function IF NUMBER OF PDF LINKS IS MORE THAN ZERO INSIDE DIV WITH ID maincontent..
Why is arr = [] faster than arr = new Array? http://stackoverflow.com/questions/7375120/why-is-arr-faster-than-arr-new-array following tokens may be produced ARRAY_INIT 1 ARRAY_INIT NUMBER 1 foo ARRAY_INIT NUMBER IDENTIFIER new Array NEW IDENTIFIER.. produced ARRAY_INIT 1 ARRAY_INIT NUMBER 1 foo ARRAY_INIT NUMBER IDENTIFIER new Array NEW IDENTIFIER new Array NEW IDENTIFIER.. Array NEW IDENTIFIER CALL new Array 5 NEW IDENTIFIER CALL NUMBER new Array 5 4 NEW IDENTIFIER CALL NUMBER NUMBER new Array 5..
Locale aware number conversion in JavaScript http://stackoverflow.com/questions/8091373/locale-aware-number-conversion-in-javascript Is there a JQuery Plugin available that facilitates NUMBER LOCALIZATION That is the plugin should translate numerals into..
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