I am trying to change/update a user’s email address using : But I am getting …changeEmail is not a function error. I found the reference here from the old firebase docu. So how to I do it in the 3.x version? Because I cant find a reference in the new documentation. Answer You’re looking for …
Author: admin@master
how to show array element one by one onclick event in javascript?
I have textarea and storing in array onclick i need to show one by one from the last element and redo onclick one by one from where user clicks. i am doing a custom undo and redo functionality. I have created jsfiddle https://jsfiddle.net/k0nr53e0/4/ Answer instead if keeping different stacks for the actions …
What does it mean $ and $$ in javascript?
Please explain the meaning of the $ and $$ This is sample code use $ and $$: https://github.com/cytoscape/cytoscape.js-qtip/blob/master/cytoscape-qtip.js what mean this code use $: Answer The whole code is just a function call with two arguments: The first argument is jQuery global variable (or null, if jQuer…
Extract pages from PDF with javascript in Acrobat Pro
I am trying to create a script that will extract all pages from a pdf document and name them from the number of the pdf (say the pdfs name is 5047.pdf) and then increment the name for every page of the pdf so it produces 5048.pdf, 5049.pdf etc. However my script doesnt do anything. Answer Original link: https…
How to comment out a block of code that already has multiple line comments?
Is there a way to do something like this in Javascript? When I test, I often need to comment out large chunks of code that already have multiline comments. Answer I think your IDE have find and replace option. Add /* at starting and */ at ending Within the code block Replace */ with *//* then to if you want
Radio Button not working with data-toggle while using bootstrap accordion
I want to select radio button options and also want to use the bootstrap accordion but when the data-toggle is used then the radio button options are not selected. How can I use that for the purpose? Answer HTML Code Snippet JS Code Snippet What I have done is – used JQuery to trigger the event of ancho…
Enhanced Ecommerce dataLayer WooCommerce
I’m trying to set up a dataLayer for WooCommerce Thank you page. Look here what I’ve done so far (the variables are not completely set up yet): Can anybody tell me if my structure above will look like the enhanced ecommerce structure below in result? google dataLayer structure: Thanks so much for …
Using hasOwnProperty() on an array
Can I use hasOwnProperty() on an array? I have this array of RGBA values: I’d like to create an object that sorts them in order of their frequency in the array. I’m trying a combination of things. First I thought to convert the array into an object using: But that returns something like this: So I…
querySelector() where display is not none
I have a long list of <li> items I need to filter. I want the visible ones. Here’s an example hidden one: Those which are not hidden don’t have a display visible attribute, they just don’t have a style attribute at all. This gives me the opposite of what I want: How can I select based …
Detect if node receives stdin
I’m interested in determining if my node script is being called with data being streamed into it or not. That is, I want to differentiate between these two cases Answer process.stdin.isTTY will be false when you have data piped to stdin: See docs: https://nodejs.org/api/tty.html