Questions tagged [javascript]

JavaScript is a dialect of the standardized ECMAScript programming language, primarily used for scripting web-pages. Use this tag for questions regarding ECMAScript and its dialects/ implementations: JavaScript, JScript, etc., excluding ActionScript.

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13 views

How to check if a file loads in JavaScript?

I currently have a lot of data hosted on sites that our not ours, mainly for images. I do have permission to utilize these images but would like to add backup URLs. Much of the data is hosted on ...
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44 views

How to show backup ads now that AdSense doesn't have the ability to do so for you?

AdSense script results in three things: An ad. A blank space the size of a ad. No ad or blank space added. AdSense used to have a setting to allow you to show a backup ad in case of #2 and #3, but ...
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2answers
26 views

How to get search engines to index dynamically created DOM page

My website's main page has very little content on it until after a javascript function loads all the images to the page. The function is called on the window.onload event. My only problem is search ...
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41 views

Is javascript filter library good for SEO?

I'm currently working on a filter that can contain functionality such as search, sort, pagination, checkbox like in the following image. For now, I use Laravel and trust every functionality to the ...
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60 views

What is Script Evaluation?

"Reduce JavaScript Execution Time" is one of the generated issues Lighthouse can detect auditing any URL. Sometimes it's reporting a specific file is taking a lot of time in Script Evaluation phase. ...
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1answer
27 views

How to pass JavaScript errors to Google Analytics using Google Tag Manager

I've read this article: https://support.google.com/tagmanager/answer/7679411?hl=en It's pretty straight forwards: To configure a JavaScript error trigger: Click Triggers and then New. Click ...
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12 views

Error caching static js files in my htaccess file. What does this error mean? [duplicate]

I have this in my .htaccess file: <IfModule mod_expires.c> ExpiresActive on # Perhaps better to whitelist expires rules? Perhaps. ExpiresDefault "access plus 1 ...
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1answer
20 views

Adsense - Proposed implementation of EU user consent policy

I have spent lot of time to understand EU user consent policy with respect to usage of cookies. In summary, as I understand, I cannot save any cookies of my websites (including analytics cookies, ...
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16 views

How can make sure my app Module will be always available to Google Search Console (AngualrJS app)

I'm trying to test some of my web pages on Google Search Console. Some of the times i can see the content of the page i look for (but without the dynamic HTML), and sometimes I'm getting errors like - ...
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33 views

Improve SEO by forcing web crawlers to read csv file searching for keywords

I am trying to improve the seo of my website and I recently used an online seo tester for my first custom-coded website. I am trying to improve the number of unique keywords and textual content ...
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1answer
21 views

Making HTML text dofollow link with JavaScript is effective for SEO?

I wanted to replace match text to html link in content area in each post on WordPress site. I implemented that by JavaScript as follows. jQuery(document).ready(function(){ var selector = `...
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39 views

Does it ever make sense to use Javascript for highly repetitive HTML?

I understand concepts of HTML compression, but let's say you have a massive table with huge repeats of table related tags and their respective classes. Instead of every table element having their own ...
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286 views

Pagespeed Insights reports that Google Analytics is blocking main thread in page load

I'm chasing page speed, partly as proof that getting 90%+ is consistently achievable. My main issue now is Google Analytics. In the below example, it's loaded via Google Tag Manager, so there's just ...
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1answer
20 views

GTmetrix says Statcounter slowing website, any benefit to removing its code?

A few years ago, I installed Statcounter code on my website. It's at the end of pages, just before body tag. It loads asynchronously. When I check my pages on gtmetrix, it states that there are 2 ...
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59 views

How reduce the execution time of JavaScript on Adsense script

sorry for my English.. my knowledge for Server Site is very simple... All my Site has on <head> this, <title>my title</title> <meta name="google-site-verification" content="...
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1answer
83 views

Should I use the 'noreferrer' attribute on my website links (to open in a new window) as a safety measure?

There are many sites on the internet that recommend you to add the noopener noreferrer attributes to your link as a safety measure. This is to avoid malicious scripts from other domains to take ...
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2answers
304 views

Do errors in Javascript (console errors like reference errors) affect SEO?

Suppose I have an error in my console on a couple of pages, like the following: (index):239 Uncaught ReferenceError: incom is not defined at (index):239 at dispatch (jquery.min.js?ver=1.8.3:2)...
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23 views

Is there a way to use js templating with wordpress without impacting seo or ux?

I have one JSON file that contains the text content for my hundreds of Wordpress posts. I am using templating, mustache.js, to insert the text content and render the posts. This saves me a lot of time,...
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40 views

Norton Alert on Java script : Web Attack: Fake Tech Support Website 374

I used JavaScript function to get browser information.I added this code : isIEedge = window.navigator.userAgent.indexOf("Edge") > -1; It has trouble with Norton Anti-virus, I am interested to ...
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19 views

Explanation needed with Django and AMP logic using 1 url

I'm using AMP at one of my parts of the website with Django template and python, my question is what will happen to a page (*SEO wise) if I take and break an AMPed page (only on desktop) and leave the ...
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1answer
95 views

How can I optimize Google Analytics for GTmetrix?

I'm optimizing my website using GTmetrix and I've got good grades, but it's still not perfect. Look at this image for PageSpeed: And this one for YSlow: The picture shows that my value is not ...
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1answer
47 views

How can I track button click in google analitycs?

I had register my website in the google analytics and I had put the script in my default index like this : <html> <head> <meta name="google-site-verification" content="**********...
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2answers
252 views

Can it save the google tag manager script in an external js file?

My default index html like this : <html> <head> <meta name="google-site-verification" content="****************" /> <script async src="https://www.googletagmanager.com/...
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19 views

Months after implementing JS redirects, hash bang URLs are still indexed in Google beside their replacements

We replaced our old site with a WordPress site around 6 months ago. Our old store plugin used links with AJAX fragments which were indexed in Google, like so: https://www.example.com/store.php#!/item/...
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143 views

Delete Firefox JavaScript console history?

How do I the clear the command history of Firefox's JavaScript console? Clearing all history, cookies, cache, etc., doesn't clear the JavaScript console history.
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45 views

Standard or common way to secure a destination-email-address of a client-side contact-form

I have a website with a minimal, client-side HTML-CSS-JavaScript contact form but I desire to hide the destination email address of that form from the HTML source code so that form users would not be ...
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1answer
94 views

How can I combining many external Javascript scripts into one?

I check my website using gtmetrix and my website is recommended for fewer HTTP requests and reduce DNS lookups. So I must to combining combining many external Javascript scripts into one In my layout ...
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2answers
255 views

Can Google crawl dynamic structured data added in a window.onload() event?

I inject some JSON-LD into a page dynamically via Javascript, when I test the page using Google's Structured Data Testing Tool, the expected output appears and I can see the Product Element is ...
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39 views

How can I improve performance score website in the gtmetrix? [closed]

I test my web with gtmetrix. The result like this : I want to improve grade of add expires headers, compress component with gzip and all recommendation which has a bad grade How can I do it? ...
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89 views

Is there a problem in adding Adsense verification code via JavaScript?

I work with a certain CMS (MediaWiki) in which there is no direct control over HTML (as there is in Drupal Twig files for example); Hence, in this case, I have to load my Adsense verification code via ...
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3answers
189 views

What are the benefits of utilizing a Web Server vs opening an HTML file directly via your browser

I've just begun coding in Javascript. I'm looking for an in depth answer that explains the features that are available to me when using a web server to serve up my index.html file vs simply opening ...
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1answer
53 views

Do search engines crawl JavaScript generated pages?

I'm considering building a new website using react.js and am doing quite a bit of research before embarking into anything. I have found quite a few articles stating that websites that have content ...
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30 views

How to fix Mobile Usability Issues (page resources are not loaded) in Google Search Console

Our website is responsive but it is showing the below mobile usability issues at Google search console. 1. Content wider than screen 2. Clickable elements too close together 3. Text too small to read ...
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1answer
42 views

What is the difference between Google Analytics experiment and gtag snippets? Do I need both?

I have a website with two Analytic codes: <!-- Google Analytics Content Experiment code --> <script>function utmx_section(){}function utmx(){}(function(){var k='1234567-0',d=document,l=d....
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2answers
85 views

Does Javascript Obfuscating effect SEO?

Does protecting Javascript source code using an obfuscator (so it will be harder to read it by visitors) can hurt Google Ranking?
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1answer
60 views

Getting this in Google SDTT Tool: “The URL could not be rendered. Some markup may be missing.”

Structured Data Testing Tool giving error in testing via fetch url but working fine when pasting the code. I have some JS code which fetches some content and dynamically inject in the HTML. So I am ...
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89 views

SEO for daily changing content with infinite scroll or load more strategy

I have implemented a page that has Listings with shortened teaser content. It infinite scrolls to continue revealing more listings as you scroll via Javascript. The result is something like Quora. ...
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1answer
51 views

Pagination without pagination URLs - is it bad for SEO?

I've read a few articles about pagination pitfalls but none really describe my situation. I have a products page rendered with ReactJS with about 300 products and pagination (I am also using server-...
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1answer
43 views

Adding a contact form to MediaWiki

There are a few contact form extensions for MediaWiki that one can download and install but I don't want to use extensions at all (or changing the PHP) if there is another solution in HTML-Javascript. ...
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1answer
88 views

MediaWiki: Hiding certain HTML elements for non-logged-in users

In a MediaWiki-based non-communal website there are some HTML elements that should be presented only for logged-in-users (an administration menu or some of its links). Usually if I want to hide ...
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1answer
36 views

Could it be correct to have two Google Analytics UA codes in my site?

OK, I started out on a new job and working on SEO. I saw that it has two UA codes. Since I am a newbie on this, I wanted to know if the use of these codes are correct? Just wanted to know if there is ...
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19 views

How does googlebot indexing javascript mixed links (href & onclick on same element)

It's been about 5 years since google indexing javascript and I'm still confused about details. I read here ( Does Google perform onClick actions? ) basics. And then I know that javascript created ...
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1answer
151 views

Ajax Request with Push State to Current URL SEO Friendly?

After reading up on getting content indexed in Google that is pulled into a page from an AJAX request, I have found that you can use pushState to change the URL and this will allow Google to find it. ...
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1answer
36 views

How to see how scripts are being loaded in a page?

Using the Inspector tool in a browser, a waterfall can be seen. Also the type of cause for loading specific elements is mentioned, and it can be explored further in the Stack tab for that specific ...
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2answers
46 views

Does Javascript need to be supported by the server hosting the script?

So, if you want to run a PHP script for example, whatever is hosting you needs to be able to run PHP. Does this also apply to Javascript? As in, if I want to include Javascript on my webpages, do I ...
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1answer
34 views

Not receiving any data from Google Analytics

I setup a GA property: <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'UA-XXXXXXXXX-2', { ‘anonymize_ip’:...
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1answer
35 views

Is search engine cloaking caused by JavaScript changing the document object model?

This current article from Wikipedia defines Cloaking as: Cloaking is a search engine optimization (SEO) technique in which the content presented to the search engine spider is different from that ...
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2answers
50 views

How can I get a web crawler to see dynamic data injected by JavaScript in 2019?

Originally posted this on stackoverflow and it got put as off-topic so posting here. I recently read this google webmasters article from 2015 on accessibility and SEO for web pages using AJAX. It ...
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19 views

Mobile Web: Sliding whole page over to reveal navigation underneath

I'm making an all new mobile version of one of my sites. And I've decided that the way I want to do navigation is to have the 'hamburger' button cause the entire page to slide to the right, revealing ...
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20 views

Why do so many websites use third-party sites for hosting JavaScripts? [duplicate]

What would be the benefit of my hosting JavaScripts from ajax.googleapis.com and other third-party sites instead of hosting these scripts myself?

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