If I have an ajax call off fetching (with a callback) and then some other code running in the meantime. How can I have a third function that will be called when both of the first 2 are done. I'm sure it is easy with polling (setTimeout and then c...
Why does this work (returns "one, two, three"):  var words = ['one', 'two', 'three']; $("#main").append('<p>' + words.join(", ") + '</p>');   and this work (returns "the...
Without using the split reverse and join functions, how would one do such a thing?  The Problem Given: Reverse the words in a string  Sample Input: "Hello World" Sample Output: "World Hello"  <script>   var newString = ""...
i have 2 google chart dataTables that i want to merge to 1 google chart dataTable.  example table 1:  1 | test1 | 20  2 | test2 | 30    example table 2:  1 | test1 | 20  3 | test3 | 60    i want to merge the 2 to:   1 | test1 | 20  2 | test2 | 30  3...
What I have is an object with three members. Each of these members has an array of objects each with new members.  So accessing an "inner" member would be done like this.  outerObject.outerObjectMember[innerObjectPlacementInArray].innerObject...
I have the following input in Javascript: ["1213381233", "1213551233", "1213551255"] and I need to join them and format them. Take a look to the following example:  <div id="segment_form">   <button id="ad...
I am trying to do this now and I wonder if there is a "the most used" method to join an associative array (it's values) into a string, delimited by a character.  For example, I have  var AssocArray = { id:0, status:false, text:'apple&...
Which method is faster?  Array Join:  var str_to_split = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z"; var myarray = str_to_split.split(",");  var output=myarray.join("");     String Concat:  var str_to_split = "a...
I've seen several examples from different languages that unambiguously prove that joining elements of a list(array) is times faster that just concatenating string. Unfortunately I didn't find an explanation why? Can someone explain the inner...
What's a pragmatic analog to SQL 'JOIN' for tables represented as arrays of Javascript objects?   Javascript Array.join and D3.js 'd3.merge` are not the same concept.  E.g. SELECT * FROM authors LEFT JOIN books ON authors.id = books.a...

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