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Ask a question- 0 votes0 answers2 views
How to disable or enable an input with jQuery?
How to disable or enable an input with jQuery? I have the following code: $input.disabled = true; or $input.disabled = "disabled"; Which way is standard ? How do ...
- 0 votes0 answers2 views
How to get children of the $(this) selector in jQuery?
My code is similar to this : and want to use a jQuery selector to get the child img inside div by clicking on it. This is how I'm getting the div, my code is ...
- 0 votes0 answers2 views
How can I pass to Node.js program a coomand line arguments?
there is a web server written in Node.js and I want to launch with a specific folder. This is an example that how I'm running node: $ node server.js folder here ...
- 0 votes0 answers2 views
How to remove all values from an array in JavaScript?
Is there some method for array like.removeAll()? For example: var arr = [1,2,3,4]; // after removeAll() it should be an empty array arr.removeAll() Can anybody ...
- 0 votes0 answers2 views
How to merge properties of two objects in JavaScript ?
I need to have possiblity to merge two simple objects. For example: var obj1 = { food: 'pizza', car: 'ford' } var obj2 = { animal: 'dog' } //obj1 now has two properties: ...
- 1 votes0 answers3 views
How to convert a string to boolean in JavaScript?
Can I convert a string representing a boolean value for example 'true' or 'false' into a boolean type? In my HTML code I have a hidden form that is updated based ...
- 0 votes0 answers2 views
How to set a default parameter for a function in JavaScript
I want a JavaScript function to have optional arguments , which get used if the value isn't defined and ignored if the value is passed. This is an example from Ruby: def ...
- 0 votes0 answers2 views
How to validate decimal numbers in JavaScript
What is the most effective way to validate decimal numbers in JavaScript? If it is possible, the solution should be clean and simple? Test cases: IsNumeric(‘-1’) ...
- 0 votes0 answers2 views
How to detect a click event outside a DOM element?
I have some DOM elements 'menus', which I show when a user clicks on the head of these menus. I want to hide them when the user clicks outside the menu's area. I ...
- 0 votes0 answers2 views
How to round only 2 decimal places (only if necessary)
I want to round only 2 decimal places, but only if necessary This is an input example: 10 1.7777777 9.1 This is an output example: 10 1.78 9.1 How can I achieve ...
- 0 votes0 answers4 views
How can I test an empty object JavaScript?
After an async request, my app may return an empty object, like: var x = {}; How can I check if response is empty?
- 0 votes0 answers3 views
how store sessions in laravel and vuejs
i use laravel passport for authenticate and i get token with vuejs i ask where i can store this token i know about localstorage and cookie but is not safe for token
- 0 votes0 answers4 views
How to get URL parameters with JavaScript
How do you pass variables in a URL and get them with Javascript? I only know how to do it in PHP by: url.com/sample.php?x1=val1&x2=val2 and using $_GET[] But is ...
- 0 votes0 answers6 views
How to remove highlight border in a textarea upon focus
I have a textarea in my site and designed it not to have a border since its inside a div element with its own design. Using CSS, I defined the border as 0px in ...
- 0 votes0 answers5 views
Focus cursor at the of the text in a textarea
I have a this code to automatically focus on the textarea when the user clicks. But whenever there are text in the textarea the cursor display at the beginning ...
- 0 votes0 answers3 views
What is the `!!` operator in JavaScript?
I saw an operator in some code and I cannot recognize, in the form of two exclamation points !! . Can someone please explain me what this operator does? I saw this ...
- 0 votes1 answers5 views
How to get the current URL with JavaScript?
I need to get the website URL. Not the URL that taken from a link. I need to take the current URL of the website on the page loading.
- 0 votes1 answers9 views
How to upload file asynchronously?
How to upload a file asynchronously with jQuery. This is my code example: File This is JQuery code: $(document).ready(function () { $("#button").click(function ...
- 0 votes0 answers10 views
closure inside loops (JavaScript)
closure inside loops (JavaScript) var funArray = []; // create 3 functions for (var i = 0; i value: 3 value: 3 value: 3 value: 0 value: 1 value: 2 0 1 2 … or ...
- 0 votes0 answers7 views
How to binding events to dynamically created elements?
How to binding events to dynamically created elements? I tried two ways to do that: First way: I tried to return the value from success callback Second way: I ...
