I am taking my first steps in programming and i am stuck with this problem from eloquent, in particular with the weresquirrel problem. Here it goes  :  function hasEvent(event, entry) {  return entry.events.indexOf(event) != -1; }  function tableFor(...
I have a Laravel app where i'm using jQuery DataTables Master/Details to show some extra information. I can show the data to the child row, but I want it filtered first, depending on the row selected. The information that i want to retrieve is no...
Can I get some help in understanding how the reduce function works in conjunction with Math.max() here?  function rowHeights(rows){     return rows.map(function(row){         return row.reduce(function(max,cell){             return Math.max(max, cell...
Hello I have this message notification when I add, edit, and delete but when the error on the field for example, i leave the textbox empty then the error will pop up but the error is not a toast it is a div class="alert alert-danger>  can you...
Problem is how to show and hide div by using dropdown onclick function.      Blockquote Problem 2 is how to take getElementById("") by that style's number;   This is my CSS and i want to display none all of my div  <style> #\1a{...
This is controller file code   public function call_pageAjax($id) {   $subcat = DB::table("sub_categories")->where("cat_id",$id)->pluck("sub_cat_nm","id");   return json_encode($subcat); //  return view('purc...
Hi im doing the first part of eloquent javascript chp4 The Sum of a Range. After spending some time i was sure i cracked the first part.  "Write a range function that takes two arguments, start and end,    and returns an array containing all the...
In Laravel, I have an Eloquent Model Person and a function getSomestringFromPerson() which is operating on the Model Person and returning a string. Now I have an AJAX request whose response is a collection of Persons. Until here I know what to do....
I'm working my way through the 3rd edition of Eloquent JavaScript and although I've seen one or two various answers on SO that seem almost identical in execution logic to mine that work mine just doesnt seem to no matter how I tweek it.   THE...
I understand that this question may have more than one DBMS-related answer, but maybe not, so here it goes.  So, I need my app to asynchronously grab some data from the backend, say something like a User and his Posts. I am using Vue2 with Axios on t...

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