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Questions tagged [browsers]

A web browser or Internet browser is a software application for retrieving, presenting, and traversing information resources on the World Wide Web.

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Can the sidebar in OPERA and other browsers be removed automatically using javascript or CSS?

In Opera there is a sidebar which wrecks the desktop layout of our website. Is there a piece of code which can be placed on our website to automatically remove all sidebars in all browsers?
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4 votes
1 answer
85 views

Recent Samsung Internet browser update is blocking cookies for "log in" and "add to basket" on my site

Over the last couple of days I've had half a dozen users report to me that Samsung Internet has broken my website. (Although of course none of them realise this, they think the site is broken). ...
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2 votes
1 answer
286 views

Browser seems to automatically add 'nofollow' to links, even though it's not in the page source

I've noticed every rel="noopener noreferrer" link with target="_blank" we add to our sites automatically also get a 'nofollow' added to the rel attribute, when I inspect them in ...
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2 votes
1 answer
57 views

Why do browsers only display .jpg images and never .jpeg ones?

I'm testing the speed of my CDN network by directly browsing to the addresses of images that are stored on it. Some of these images are in jpg format while others are in jpeg format. I've noticed that ...
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1 vote
0 answers
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Browser appends a '?' to links on page, but the '?' does not appear in the source [closed]

I'm a little puzzled with the following problem: When I hover over a link a WordPress site I'm looking after, I can see that the URL is https://xxxxxxx.com/apply-now/? All the links on the page have ...
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9 votes
3 answers
2k views

Why do browsers know to lookup the `www` record if DNS query for @ gets NXDOMAIN?

Description If I dig for businessbrief.xyz, I get no results, but the subdomain www returns an address. Entering businessbrief.xyz into any browser's address bar goes to a valid web address. Data Note ...
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1 vote
2 answers
107 views

Do tags that are not recognized by HTML affect SEO?

For some reason, I'm trying to use tags that are not included in HTML tags, for example <new_tag>This is new to html</new_tag> Everything seems to work as I wanted across all browsers, but ...
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1 vote
0 answers
57 views

Why Vary Header is different for CURL --head and Chrome's F12 Dev Tools

I am trying to study the HTTP response headers in popular websites. The objective is that I can cross-check with my website and adapt good things. I tried to find how Vary header looks in the response ...
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1 vote
1 answer
30 views

Minor variations in content based on user-agent - SEO Precautions like http vary header

I am planning minor variations to HTML based on user-agent. Specifically, I would not be implementing ad codes (adsense and other third party ads) for certain user-agents (certain old browsers both on ...
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  • 2,233
2 votes
1 answer
48 views

robots meta tag for specific web crawler

Web crawler list What I want noimageindex (Indexation-controlling parameters) will only work for googlebot (2 : two meta tag - code below) Others all crawlers (example as a YandexBot, Baiduspider) ...
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  • 145
1 vote
0 answers
31 views

Data 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='...
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3 votes
2 answers
58 views

Are IFRAMEs inherently unable to display file:/// URLs?

Yes, the browser and webserver are on the same machine! Whenever I try to embed a HTML file from outside of the WWW root in an iframe, thus using the file:/// URL syntax, it is ignored. No error ...
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  • 31
1 vote
0 answers
12 views

Does the same site cookie policy potentially change anything for CORS

According to the new same-site cookie policy (once implemented across all browsers) , a third party call from another page would not send along the cookies by default, unless the third party ...
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2 votes
1 answer
1k views

DOMContentLoaded vs. 'load' event vs. "Finish"

I understand that the Difference between DOMContentLoaded and load events, has already been answered, and as such it explains the last two values (1.40s, 4.66s) from Developer Tools, but if the 'load' ...
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  • 365
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1 answer
2k views

How to cache Images & JS files on static HTML page

I want to cache image & JS files on a static webpage. and trying to improve browser cache score, after adding following tag it doesn't make any difference to the cache score which remains at 49. ...
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  • 629
2 votes
0 answers
109 views

Firefox and Chrome load resources with max-age differently?

I'm trying to troubleshoot something on the client and I believe it has something to do with the the browser caching requests. I'm loading the same page on Firefox and Chrome (Canary). When I look in ...
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  • 679
2 votes
1 answer
37 views

I have one website that seems to be cached indefinitely on my Mac

I have a strange problem that I can't seem to find an answer to. I developed a website for a client on my dev server. I uploaded it to their live server when it was ready. This was 2-3 months ago. ...
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0 votes
1 answer
62 views

Can one represent a web application without a domain but without relying on IP addresses solely?

I understand that a browser aimed domainless web application (BADWA) is a web marketing disaster, because: A domain allows TLS certification - without, a BADWA might be inaccessible at least by some ...
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0 votes
1 answer
22 views

Is there a text editor that auto reloads the page in the browser as I type? [closed]

I'm new to web design and working on some complex CSS and currently I'm working with the dev tools in FireFox and tweaking the CSS there then switching to Sublime Text to retype the altered CSS. Is ...
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2 votes
2 answers
333 views

is HTTP in URL referring to ":80" port number?

Why every browsers/internet clients defaults to :80 when you just type http://example.com I mean It took time for me to know browsers internally always add port :80
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1 vote
0 answers
25 views

Is there some way to make HTML textareas "steal" tab key presses, preferably without using JavaScript? [closed]

If I, for example, ask a new question on Superuser, and I start typing in the message body textfield, and I make a newline and then press tab, it does not add an actual tab inside the textarea; ...
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1 vote
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180 views

Which browsers handle client-side compression of requests such as POST'ed formdata?

Which browsers handle client-side compression of requests, such as "multipart/form-data" transmitted by the client to the server via HTTP POST ? The HTTP server I am trying to get this working with ...
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2 votes
0 answers
28 views

who defines SOAP protocol?

A further follow up of my earlier question: Are SOAP based web services meant to be used only with non-browser based applications? so I understand that SOAP is an application layer messaging ...
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2 votes
0 answers
37 views

Are SOAP based web services meant to be used only with non-browser based applications?

From what I have understood from browsing internet, SOAP is an application level protocol. If this is the case, then can I safely assume that all that happens thru/over browser (which uses HTTP ...
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1 vote
1 answer
120 views

What do the browser performance acronyms "HRBR" "TTFCP" & "RTT" mean?

They're used in this article on resource hints: https://medium.com/reloading/a-link-rel-preload-analysis-from-the-chrome-data-saver-team-5edf54b08715 I can't find then used anywhere else though, nor ...
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  • 121
0 votes
1 answer
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What is a "top-level" in web in general?

If I'm not wrong, a "top-level" is a browser window; or shall I say a "browser-window object", which parents the "document object" which parents "head" and "body" HTML objects (and so forth). Am I ...
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2 votes
1 answer
112 views

HTTP/2.0 loads resources in parallel, will that change dependency order of CSS and JS in my HTML source code?

I'm willing to use HTTP/2.0 on my apache server. I'm using apache over HTTP/1.1 and I have structured my site like this : <head> sharedJS.js 1.js 2.js sharedCSS.css 1.css 2.css </head> ...
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  • 23
2 votes
0 answers
23 views

Comparing Page Load Time

How can I save (for a later use in comparison) the page load results totals in chrome`s network panel. The totals are displayed on the status bar but I didnt find a way to save it. Is there a better ...
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  • 121
4 votes
2 answers
95 views

Do Google and others care how much CPU/GPU is used by the web browser to render a webpage?

Let's say that I have a hypothetical webpage: I have an absolutely positioned HTML5 <video> tag that is set to automatically play. It is sized to occupy the entire browser window and ...
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  • 161
3 votes
1 answer
100 views

GDPR & Outdated Browsers

So as a web developer we are always asked to support the old browsers for the potential that someone may fire up a decade old computer and visit our sites. However with GDPR now in place I wonder if ...
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4 votes
3 answers
66 views

How can I protect my users' privacy when social share buttons may be pre-fetched?

I am making a site with privacy as one of its main topics. Subsequently, we want to make privacy a concern, by minimizing privacy violations for visitors of my site. (In this crazy world that is the ...
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3 votes
1 answer
69 views

Are resized browser windows a real-world use case?

I'm working on the styling of a site that uses bootstrap 3. The front-end is not my strong suit, and my role is cleaning up small issues. I develop my work on a desktop at full-width. We're using the ...
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  • 253
3 votes
1 answer
1k views

How many concurrent HTTP connections from a single tab do modern browsers support?

I'm trying to figure out how many concurrent HTTP connections from a single tab modern browsers support. I've found old sources saying 10 for Chrome and 17 for Firefox I'm confused by this because ...
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  • 131
4 votes
1 answer
816 views

Google Analytics: how to consolidate browser counts by major version number?

In the question "Google Analytics - How to See More Detailed Browser and OS Info at Same Time?" the top answer concludes with 'I really wish that Google Analytics had a "Browser and major version" ...
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  • 243
0 votes
1 answer
164 views

Omitting "http://www." from my URL doesn't load the mobile site

I designed and uploaded a site on a mobile format. It shows up fine but ONLY if I type out the http://. The client wants it to be as simple as possible. How can I have it automatically insert ...
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0 votes
2 answers
52 views

Many websites miss the HTML id or name attributes (no support for fragment URI's), what to do about it?

I like the idea that HTML header elements have the id attribute. It allows to share links with fragments like for example with Wikipedia: https://en.wikipedia.org/wiki/Fragment_identifier#Proposals ...
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1 vote
1 answer
388 views

Stop my website from redirecting to add a query parameter on first visit

When I type my web page address for the first time in a new browser, the address is automatically added by some strange suffix. e.g. www.example.com automatically become: www.example.com/?i=1 ...
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5 votes
1 answer
89 views

Why doesn't Edge/16.17025 send referrers?

Does anyone know why Edge/16.17025 wouldn't send referrers? Are there any registry keys or options to control this? There are meta tags on the page that have Referrer-Policy set to unsafe-url and ...
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  • 61
2 votes
0 answers
337 views

Desktop angularjs website not opening on uc browser [closed]

I have built a desktop site on angularjs.The problem i am facing is that i am not able to open it on uc browser on mobile.Is there any way to debug this issue ?
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  • 151
0 votes
1 answer
2k views

Redirecting FTP Browser Requests to HTTP

Is there - and if yes, what is it - a solution to the following task: I want to redirect browser requests targeting ftp://www.example.net to http://www.example.com I am aware that ftp:// is ...
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  • 9
1 vote
1 answer
263 views

An alternate way to access adsense

I haven't accessed adsense in a long time until just now. I was able to login however I could not see my earnings, nor do anything to my account. I tested it in opera 11.64 and received this error ...
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1 vote
1 answer
33 views

Why clients might send unsanctioned requests (i.e. where did this POST come from?)

I've been building web apps for awhile, and while I'm quite aware that this is the Internet and your server has to be ready for anything, by and large humans using browsers make the HTTP requests you ...
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  • 121
2 votes
0 answers
2k views

Auto open fullscreen on another monitor

I have been asked by a local company to build an internal system using asp (as all their databases are msAccess and they are not interested in changing). At the moment they are having to visit two ...
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7 votes
2 answers
4k views

Why is my site getting requests for URLs converted to lowercase?

On my sites I am seeing requests for what would be valid URLs, but with the path converted to lowercase. For example, a valid URL is example.com/some-product-CAT12P0.html. In my Apache logs I'm ...
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1 vote
0 answers
28 views

Seeing data sent by the browser without firebug [closed]

is there any way to see the data sent by the browser without firebug? Some other tool? I need to see which data is sent by the browser in some websites and the firebug console sometimes is blank. I've ...
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  • 139
1 vote
1 answer
114 views

New Relic and Google Analytics browser stat discrepency

I'm tracking a client website with both Google Analytics and New Relic. There's a bit of discrepency between the browser usage though (i think). Google Analytics reports Chrome as top used browser, ...
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  • 111
3 votes
2 answers
111 views

How to decide which browsers to support?

I have to make recommendations to a team of engineers about which (IE) browsers to support and which to drop. Analytics shows that over one year, IE6 is used in 0.0004% of unique pageviews (2/247K) ...
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2 votes
0 answers
105 views

Browser's auto request detection with X-Purpose

3 to 4 months ago, I found out that safari/chrome/firefox all have feature that automatically send request with X-Purpose header (with preview value for Safari) to get live thumbnail or top sites ...
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  • 121
1 vote
2 answers
3k views

Block inline scripts from executing?

I need to test a page with no scripts running/executing. I've tried NoScript and uBlock but they seem to only stop externally linked scripts from being executed, not those in ... tags. Any ...
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2 votes
2 answers
86 views

How much recyling CSS makes my website faster?

I'll give you two examples to clarify what I'm trying to say. Example 1: p { font-family: Arial; } #id1 { font-family: Arial; } .class1 { font-family: Arial; } #id2 { font-family: Arial; } ....
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