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Duplicate CSS files in Firefox Inspector
I'm wondering that why Inspector shows duplicate CSS as follows:What is the difference between Cause column: stylesheet vs JS stylesheet?UPDATE:Here some explanation. Seems like my css is actually...
View ArticleFirefox remembering telephone number as username
I have a registration page which includes all the standard fields e.g. phone no, email etc. The telephone and password are tab adjacent i.e. not physically adjacent but if you are tabbing it goes first...
View ArticleWhy doesn't autofocus="autofocus" work in Mozilla Firefox?
<INPUT TYPE=TEXT NAME="Gw" MAXLENGTH="225" size="42" autofocus="autofocus">If I try this with Google Chrome it works. I just want to highlight a form without <script>.Why doesn't it work?
View ArticleFavicon not being displayed in Firefox?
I have a document like this:<html><head><meta charset="utf-8"/><title>mac</title><meta http-equiv="refresh" content="60" /><link rel="shortcut icon"...
View ArticleHow to make a large icon appear in Firefox's new tab Top Sites?
In the latest stable release of Firefox (version 57), dubbed Quantum, the user controlled Top Sites feature on new tabs changed. Previously, only a crude thumbnail of a partial screenshot appeared...
View ArticleHow can I have multiple sessions in FF without using profiles?
I'd like to test my website as different users simultaneously, ideally on Firefox. Currently the only ways I know of doing this areUsing different browsersUsing profiles with FFIt's frustrating using...
View ArticleSEO: Firefox addon/plugin to see Google results with a position number?
Do you know a Firefox addon that adds position number to Google/Yahoo results?When I do SEO report for www.some-site.example by keyphrase "some-site" I usually show results in blocks of 100 results per...
View ArticleFirefox accusing me of distributing malware on my site
I noticed that Firefox has decided to block some EXE installers from my site, showing a label Blocked: May contain virus or spyware. I right-click the file, select Unblock, and this message is shown...
View ArticleFirefox doesn't update cache of a downloadable zip file. Why?
I have a small website (hosted on a shared Linux/PHP server) where I allow users to download my software. It comes in a form of a ZIP file that people can download. I just noticed today after having...
View ArticleDesigning for Firefox ( / accomodating for its bugs) [closed]
I am a (reasonably) new web developer. As I've been getting more into testing / bug finding, I keep finding things that don't work on Firefox, exclusively. Often, when I've found a solution to one of...
View ArticleWhat is the purpose of GETting this external file?
A website I am visiting occasionally makes XHR requests to http://detectportal.firefox.com/success.txt which is a text/plain resource whose body contains the text success.I am unable to figure out what...
View ArticleHow can I get wavs to play in the browser?
I'm trying to share my music on my website, but I can't seem to get wavs to play in the browser. They're correctly served with audio/x-wav and I thought that was enough to get it to work. I tried...
View ArticleDelete 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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Problem with padding on Firefox and Chrome
I am trying to make a responsive website (Desktop, Tablet, and Smartphone), and I would like to show it in different browsers. This is how I built my links with nav-element on my html site:<nav...
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Firefox reports SEC_ERROR_REVOKED_CERTIFICATE with a GoDaddy certificate and...
My website is not working in Firefox.Here is the info about drmohanskinandhaircentre.com security certificate which is issued by GoDaddy:What should I do?
View ArticleWhy am I getting requests for /js/comm.js for my website?
I've been checking the error 404 (or "Page not found") logs for my website and there's a bunch of entries for the /js/comm.js script with the user agent set to Mozilla/5.0 (Windows NT 10.0; WOW64;...
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Why does Chrome show 304 in Response Headers section but 200 in Status code?
Why does Chrome show 304 in Response Headers section but 200 in Status code? Why doesn't it show 304 in Status code (BTW, that is NOT 200 memory cache.)? If it shows 200 I can't know it is actually 304...
View ArticleData URLs not working in the address bar of Firefox Mobile browser
I've been running some experiments and it's clear to me that an SVG Data URL like this:data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 36 36'%3E%3Cpath fill='%23A0041E' d='M1...
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What is the tiny square image (similar to a favicon) to the left of each...
In Firefox Mobile for Android, when viewing the open tabs as thumbnails, there is a tiny square image (similar to a favicon) to the left of each webpage title.I'm pretty sure it's not a favicon because...
View ArticleRewrite wildcard rule to redirect images that works with HTTP, HTTPS and...
This set of rules causes the nolinks.jpg image to appear if anyone tries to link directly to an image from a remote site. It is working well but with the latest Firefox, the browser is forced to https...
View ArticleHow did Google, Comscore and Grapeshot learn of a secret page [duplicate]
I have a secret web page, let's call it something123.php, and looking through my Apache webserver access.log I waas surprised to see that two entities have learned of this...
View ArticleOptimizing data downloaded via 'link' media queries and asynchronous loading
I have a website that tries to make sensible use of media queries and avoid 'expensive' CSS for users of mobile devices. My eventual goal is to make it 'mobile-first' but for now, since it is based on...
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How can I avoid a too small h-bar (ℏ) showing in Firexfox?
On the page https://www.motionmountain.net/bet.html the character h-bar (ℏ) is much smaller than an h, and hard to read. This happens only with Firefox (version 87.0, on OSX), not with Opera, Chrome or...
View ArticleHow do I make my site compatible with Firefox's Reader View feature
The latest version of Firefox has a button called "Reader View" that is supposed to hide the clutter on the page such as sidebars and headers and only show the...
View ArticleWhy the facebook pixel tests well in Chrome but not in Firefox?
I've a website with a facebook pixel via Tag Manager. I fire a "page view" FB event triggered on the "page view" tag manager event.In chromeI then open the pixel tester on Chrome...
View ArticleTLS version usage statistics from Mozilla Firefox [closed]
does anyone know if the data for TLS version usage statistics (what percentage of connections is established using 1.1, 1.2, 1.3) are somewhere public?For example I have noticed that Mozilla has this...
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Set cache control from WAMP such that Firefox reports cached pages in the...
So I tried to allow cache by using<meta http-equiv="Cache-control" content="public, max-age=31536000">but I'm not sure if the content of my pages are actually being cached. Although I receive a...
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How to show line numbers for HTML in Developer Tools?
In Firefox Developer Tools, where the HTML is shown, I would like to see the line number, but line numbers are not shown.(It's worth mentioning that I am having the same issue in Chrome, as they are...
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What is it about Firefox that prompts this rude message from Adobe? [closed]
From the following URL: https://new.express.adobe.com/unsupported-browser"This browser doesn't play well with others"Oh, okay. I'm sorry Adobe, that a browser that prioritizes user privacy is...
View ArticleFirefox Addon to override system name resolution for certain host names?...
Is there any Firefox plugin that allows to change how Firefox perform name resolution? I want to override the system-wide hostname resolver to attach some IP to certain hostnames.Let me explain. Let's...
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