Questions tagged [html5]

HTML5 is a language for structuring and presenting content for the World Wide Web, a core technology of the Internet.

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Live Server in VS Code Ubuntu does not automatically open the browser tab. Need Help

I am using VS Code in Linux. The OS Details are given below NAME="Ubuntu" VERSION="20.04.3 LTS (Focal Fossa)" Here's a brief description of what the issue is - I installed the ...
garykapoor7's user avatar
2 votes
1 answer
3k views

How to use shift+alt+arrow-down for copy the selected lines just under the selected lines in Visual Studio Code

Previously I used Windows 10 operating system. I am a beginner and I am learning HTML, CSS. I used Visual Studio Code on Windows 10. There I used the shift + alt + arrow-down key to duplicate some ...
Satyajit Roy's user avatar
2 votes
0 answers
4k views

Play h265 videos in Firefox and/or Chromium in Ubuntu 20.04

Is there any way I can play h265 videos (with the HTML5 video player) in Firefox and/or Chromium in Ubuntu 20.04? I know the browsers themselves do not support this codec, but, if I understand it well,...
Mauro Molinari's user avatar
0 votes
1 answer
174 views

My LAMP Custom Server won't display PHP code

I have a 64-bit Ubuntu 20.04.2 LTS. I made myself a LAMP custom server by mostly following this tutorial. I already had PHP and apache2, and I didn't install the workflow-speeding custom commands, but ...
Jabu-Jabu's user avatar
0 votes
1 answer
226 views

Ubuntu 20.04/Firefox 80 does not support E-bay

I upgraded to Ubuntu 20.04 only to learn that access to my E-bay searches/ E-bay responses are garbled and useless with Firefox 80 (rendered only as a bulleted list). The Chromium browser renders the ...
Jerry's user avatar
  • 1
1 vote
0 answers
513 views

RTSP to HTT using VLC command line

I have a camera which gives output in form of RTSP. However we want to run it on a browser inside HTML tag. For which we need HTTP url using terminal. I saw few posts which uses cvlc but I was not ...
Yatin Pandit's user avatar
1 vote
1 answer
175 views

is there an HTML5 responsive generator on ubuntu?

I develop a web application and I do not have time for the frontend part, so I need a tool under Ubuntu that offers me to generate a html code, for example drag and drop divs or tables or input, a ...
Sandro rokho's user avatar
-2 votes
1 answer
106 views

symlink in ubuntu I'am newbie [duplicate]

I want to add a symbolic link to another folder I want to say ln -sf / var / www / html to /home / var / exemple / public This is good. / home / var / example / public belongs to a user who creates. ...
sandro's user avatar
  • 1
16 votes
2 answers
8k views

Strange "ghost images" / transparency effect in full-screen videos

A strange problem manifested on my machine recently, and I'm really at a loss when trying to resolve it, as I don't even know how to google this. I was watching Netflix full-screen one fine day, on ...
Dimitris Sfounis's user avatar
10 votes
7 answers
18k views

Opera - your browser does not currently recognize any of the video formats available

I'm using opera browser version 56.0.3051.43 on Ubuntu 16.04 with I3wm and I get your browser does not currently recognize any of the video formats available when trying to play some videos on ...
Gabriel Ziegler's user avatar
0 votes
1 answer
2k views

Youtube "video zoomed in" bug, both in Chrome & Firefox, incognito mode or not. It works fine in other Linux & Windows though

So, I have this bug in Youtube when viewing videos (HTML5), the "video window" contains a zoomed-in version of the video, so the bottom and right part of the video don't show, they are so to speak "...
Santropedro's user avatar
0 votes
0 answers
206 views

Notepad++ not launching HTML files in web browser [duplicate]

I have installed Notepad++ first time in Ubuntu, I am trying to launch an HTML file in browser, but it shows shell error
Gitik Kaushik's user avatar
48 votes
1 answer
123k views

Playing Videos in Firefox

I use Ubuntu 18.04 and Firefox 60.0 (linux beginner!) I just installed the flash player, but the only videos that are displayed in my browser are the ones on youtube. facebook and any other streaming-...
apfelschwarz's user avatar
0 votes
0 answers
1k views

Ubuntu, Youtube doesn't work in Firefox 57

I have one computer with Linux Mint and Firefox 57. I have two computers with Ubuntu Mate and Firefox 57. In Mint I can watch YouTube videos in Firefox. In Ubuntu I can not watch YouTube videos in ...
Bambino's user avatar
  • 137
0 votes
1 answer
2k views

Problems playing .mp4 files in Firefox on Ubuntu 17.10

Currently .mp4 files do not stream properly in Firefox. Can I check to see what file types are supported on my Ubuntu machine?
Berrik's user avatar
  • 325
2 votes
1 answer
2k views

Enabling server side includes (SSI) in Ubuntu 16.04 is not working

I have an html page with SSI and I was trying for enabling SSI in my apache (V 2.4.18) running on Ubuntu 16.04. As per the offical documentation, I tried editing /etc/apache2/apache2.conf and now ...
Donjin's user avatar
  • 33
1 vote
1 answer
5k views

Why do my HTML5 sites on Firefox not work? [closed]

I was previously using Ubuntu 16.04 LTE but upgraded to 17.10. Firefox also upgrade but I lost the HTML5 function on two (and possibly more) websites. Dailymotion, Twitch and Facebook videos now do ...
Berrik's user avatar
  • 325
3 votes
0 answers
10k views

Playing Amazon Prime Videos in Chromium

I installed widevine plugin by copying its .so files ( libwidevinecdmadapter.so, libwidevinecdm.so ) to /usr/lib/chromium-browser in my Ubuntu 16.04. I see widevine in chrome://components/ as well. I ...
flexter's user avatar
  • 31
3 votes
1 answer
5k views

Fireofx 57.0a1 64-bit - YouTube HTML5 Video Player

Youtube HTML5 is not working anymore after I upgraded to Firefox Nightly 57.0a1. Anyone got it to work? On the same machine (Ubuntu 16.04) I have Chromium browser, where all the Youtube HTML5 options ...
rapt's user avatar
  • 520
1 vote
0 answers
798 views

How to keep applications from preventing automatic power management

System: Ubuntu 16.04, Unity Main question: How do I prevent an application from preventing automatic suspend? Particular issue: Youtube videos playing in Firefox will prevent automatic suspend of ...
hife's user avatar
  • 221
2 votes
0 answers
47 views

How to verify which player is being used?

Is it possible to verify which player (HTML5 or Flash) is being used to render a video in Chrome/ium even if no information providing context menu is available?
Raffael's user avatar
  • 3,771
-1 votes
2 answers
102 views

Command not found integrated terminal of Ubuntu

VS code Version 1.7.2 Commit 7ba55c5860b152d999dda59393ca3ebeb1b5c85f Date 2016-11-21T22:14:18.217Z Shell 1.3.8 Renderer 52.0.2743.82 Node 6.5.0 I'm working on Visual Code with WebWorks mobile ...
Abu Abdellah's user avatar
0 votes
1 answer
52 views

Ubuntu SDK HTML5 App scan dir

I am making a small HTML5 app because I didn't get into QML yet (and can reuse some foreign code) and I am trying to load a bunch of files from a directory, possibly outside the app dir, but e.g. in ~/...
Peter Nerlich's user avatar
1 vote
0 answers
164 views

Html canvas and X Window Id

I am creating html5 application, and running it using ubuntu-html5-app-container. The page contains a canvas element. Is there any possibility to get X window id for the canvas element? As the one ...
Lee's user avatar
  • 385
1 vote
1 answer
716 views

HTML5 for Firefox 46.0.1 Ubuntu 12.04.5 Lts

I am a new user (ie. please be detailed). I have this version of Firefox : 46.0.1 installed and recently learned how to install Flash Player with great difficulty. Now I realize I cannot watch via ...
Dooboo's user avatar
  • 13
2 votes
0 answers
50 views

UbuntuUI Html5 api optionselector - how to get and set selected Index? [closed]

I'm trying to use the optionselector in an html5-app. But it seems impossible to get the selected option (index or whatever). I also want to set the index as predefined choice. Here is my html: <...
Luksus's user avatar
  • 51
3 votes
0 answers
2k views

Youtube HTML5 videos playing very slow with distorted sound - Ubuntu 16.04

I have to restart the computer to fix it but the problem keeps returning. I have used firefox and Gnome browser and the problem persists on both. What could be causing this? PC specs: Intel core i5 ...
hbb's user avatar
  • 31
0 votes
1 answer
102 views

firefox / html5 video /wifi

Got the strangest experience. Firefox on Ubuntu (14.04) does not play html5 video (eg YouTube) it plays a few frames and then stops. When I disable my wifi adapter (button or software disable does ...
Ttime's user avatar
  • 1
0 votes
1 answer
928 views

How to get h.264 to work in 14.04?

I never had any problems with h.264 playback on Ubuntu 14.04 until recently. I am using Opera Developer as default browser (yep, I know) and there´s known bug for not playing h.264 videos. But other ...
Richard Richie Vajdel's user avatar
2 votes
0 answers
62 views

Ubuntu phone - how to store data when writing HTML5 app - preferred way

I started creating a simple organizing app for myself, and hit a brick fairly quickly. Wanted to have an XML list of things that would be read and updated by a HTML form. Now I came through ...
Tegeravis's user avatar
1 vote
1 answer
1k views

Ubuntu SDK Error 'could not find or load the Qt platform plugin "xcb".'

I am trying to write my first ubuntu app using the Ubuntu SDK but keep running into an error. This error turns up both with QML and HTML5 apps. I am trying this just on the template for both project ...
HighlandPirate's user avatar
1 vote
1 answer
1k views

how to install and run bootstrap on bluefish?

in windows we simply paste the three folders css, js , fonts in the webmatrix . i am using bluefish IDE , what's the procedure to download and run bootstrap in bluefish ??
sumant arora's user avatar
1 vote
1 answer
595 views

Problem with AngularJS and jQuery libraries in Ubuntu SDK - HTML 5 App

I'm trying to explore the "Ubuntu SDK" and just to test I made a "HTML 5 App". The app need to use angular library (such as: angular.min.js), jQuery library, and angular module for routing (angular-...
MarGraz's user avatar
  • 171
1 vote
0 answers
1k views

HTML5 - Firefox

I just can't get HTML 5 working with Ubuntu. I've followed another guide stating to install the package below, but this was unsuccessful in making my video work. I'm running Ubuntu 14.04.4 LTS, with ...
john smith's user avatar
  • 3,013
1 vote
1 answer
361 views

How do I see examples on the ubuntu-sdk?

The Ubuntu developer website says: For a presentation of Ubuntu HTML5 widgets, check out the HTML5 Gallery App (installed by the ubuntu-html5-ui-toolkit-examples package). You can launch the ...
lapisdecor's user avatar
  • 1,627
0 votes
1 answer
2k views

Opera Prefers Flash over HTML5 on Youtube

System: Xubuntu 14.04.3 Browser: Opera 33.0.1990.43 I installed Flash using this way. I'm okay with Flash. However, whenever I open up a Youtube video, HTML5 player is blocked by Flash. Then it does ...
Eray Erdin's user avatar
3 votes
5 answers
2k views

yt won't work after the ubuntu upgrade

So I upgraded to the beautiful Ubuntu 15.10 Wily Werewolf and the only probem I found is that YT videos doesn't work anymore and it changes the new video interface with the old one to work somehow. ...
123's user avatar
  • 551
3 votes
0 answers
430 views

Cursor won't hide in full screen youtube video [closed]

I'm using ubuntu 15.04 and when i enter full screen on youtube video my cursor won't hide, it's annoying af. Any solution?
lilzucc's user avatar
  • 59
0 votes
1 answer
267 views

How to access local music files/directory with HTML5 Ubuntu App?

I'm building an Ubuntu app in HTML5, using the Ubuntu SDK. From what I can tell, I should be using contentHub to access music files in /home/Music/, however I can't make heads or tails of the API. (...
Brian U's user avatar
  • 21
1 vote
0 answers
160 views

Kernel panic after using html5 video in chrome

I'm using chrome to watch Netflix on Ubuntu Gnome 15.04. It lets me watch video for a while (30 sec up to 20 min.) and than it hungs up the system permanently. The same problem occurs while watching ...
Alan Bogu's user avatar
  • 111
0 votes
1 answer
10k views

No sound with HTML5 video player under firefox or chromium with Ubuntu Gnome 15.04

under firefox, if I set youtube to use the html5 video player or if i try to watch something on vimeo, I can't hear anything, but I can hear the sound of the video if I use the flash video player on ...
Franperr's user avatar
  • 126
3 votes
1 answer
2k views

Chromium: Bad HTML5/Flash Video Performance

Ok, so here I have 2 issues: 1 - Apparent vertical sync problem Here's a screenshot of the problem See that line? it looks like the next frame of the video, as if it's out of sync. You can notice ...
Nahuel's user avatar
  • 467
2 votes
0 answers
3k views

What's the state of hardware accelerated HTML5 video on Ubuntu?

Flash hardware acceleration never really worked in Linux due to various APIs (VDPAU, VA API, and what not), buggy drivers, and end-of support from Adobe for Flash on Linux. Recently several sites, ...
ndbd's user avatar
  • 223
3 votes
0 answers
2k views

firefox vaapi acceleration

How can I enable html5 hw acceleration in firefox 38 ? (running on ubuntu 15.04) with vaapi via gstreamer1.0-vaapi (installed). I have intel hd 4600.
EdiD's user avatar
  • 4,447
1 vote
0 answers
130 views

Custom "widgets" in html5 app for Ubuntu Phone

I've reviewed the documentation here and that helps to get started, but leaves me with a question of how to make a reusable custom html widget. For example, if I have a list item which contains a ...
user605331's user avatar
2 votes
1 answer
381 views

Howto prevent screen idle/dimming in an Ubuntu Phone html5 app

I am developing an Ubuntu Phone html 5 application and I want to prevent the screen from dimming and locking the phone if there are no user interaction in the screen. (The application is showing an ...
Gard Honningsø's user avatar
0 votes
1 answer
3k views

Netflix using native html5 in chrome--why no HD? [closed]

So I'm using chrome to watch netflix now finally native without wine, and I can't seem to watch anything in HD. My chrome://gpu looks good, everything plays fine in netflix in SD but nothing in HD. ...
QuestionReality's user avatar
2 votes
0 answers
165 views

Ubuntu Touch HTML5 How to create a fixed header?

How can one create a fixed header when creating a Ubuntu Touch Application with the HTML5 SDK? The api documentation does not offer any help and I could not find any HTML5 examples that were using a ...
Christopher Bludau's user avatar
1 vote
0 answers
82 views

Ubuntu touch HTML 5 how to create complex headers?

I am trying to build a small html5 app for Ubuntu touch. In general it is rather difficult to handle the html5 code. The design guide gives a lot of suggestions how to build an app, but neither the ...
Felix's user avatar
  • 388
1 vote
0 answers
154 views

Using both tabs and pagestack navigation in HTML5 app for Ubuntu Phone

I've started to develop an html5 app and I need to combine tab navigation with pagestack. In practice I have a main view that present a tab navigation. Tabs content are list of items and I want to ...
bato's user avatar
  • 111