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

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15 views

Brackets Always Closes With <html> Regardless of Opening Tag [closed]

I am having a small problem with Brackets, which is an html code editor. It didn't used to be a problem. This is what used to happen-you would type the opening tag, for example <p> ...
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0answers
9 views

Audio files do not work on localhost

I am learning HTML5 and running my examples on LAMP server. audio and video elements does not work when I go to localhost/somefile.html. When I open that same html file by double clicking, it works. ...
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0answers
14 views

Android applications migrate to Ubuntu Phone plays - Game Maker

I have developed applications for Android and want to migrate them to ubuntu phone, use Game Maker and exporting thought my games to HTML5. my question is: What is Developer namespace? How an ...
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0answers
36 views

Netflix still not working after Chrome update [duplicate]

Chrome Version 47.0.2526.106 (64-bit), Ubuntu 15.10. Guys, I cannot stream Netflix content on Chrome. Netflix page keeps indicating that I should install that microsoft silverlight plugin thing. Any ...
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0answers
18 views

How to remove dots on sap.ui.commons.Tree TreeNode

I have been working with OpenUi5 Application Framework to develop applications, how i have manage to set everything up and i have been coding for a while. i had a problem when i strarted using ...
0
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1answer
61 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 ...
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0answers
14 views

No ubuntu web app inspector

Been using Ubuntu 14.04 LTS release to do some development webapps and the web inspector was there as default. When installing ubuntu sdk on 15.04 and 15.10 there's no web inspector. How can i get it ...
0
votes
1answer
93 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 ...
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0answers
56 views

What are the main advantages / disadvantages considering Ubuntu SKD and NW.JS for HTML5 Desktop App development?

Besides the obvious facts that NW.JS apps could be build for other operation systems than Ubuntu only and Ubuntu SDK can serve for other programming languages than HTML5 and JavaScript, what else are ...
3
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0answers
31 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?
0
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0answers
107 views

How to force Firefox to prefer WebM over MP4 when both are available in a <video> tag?

There is some problem with MP4 playback on my installation and WebM files are played perfectly. But if the first source in a <video> tag on a page is mp4 it's getting selected automatically. ...
0
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1answer
177 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. ...
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0answers
40 views

no css for html5 app on ubuntu device

If I test the app within the terminal with the ubuntu-html5-app-launcher the app uses the css. When I deploy it to a real device mx4 it doesn't uses css.
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0answers
210 views

HTML form data not getting to PHP handling program

I am sure this question must have been asked and answered but I cannot find an answer that works for my problem anywhere on the internet. I cannot get any html form data to show up in the php program ...
1
vote
0answers
82 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 ...
0
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1answer
3k 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 ...
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0answers
118 views

Ubuntu Touch: Why a template HML5 project received AppArmor errors

It's a template HTML5 project generated by ubuntu-sdk, and it works good while compiling Qt Projects on Phones but received AppArmor Error on HTML projects(even if I've added all available groups to ...
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0answers
146 views

Ubuntu 15.04 either hangs or lags

I have lenovo z50-70 Memory:3.8gb Processor: intel i5-4200u 16ghz X 4 Graphics:intel haswell mobile I am trying to learn android programming through the udacity course, however after watching one or ...
3
votes
1answer
608 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 ...
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0answers
92 views

Video and sound keep cutting out in Chromium - Ubuntu 15.04

Without fail, after one or two plays, YouTube videos will stop working. Videos will continue to load, but will not play. This also effects Google Play Music, which leads me to believe this is an issue ...
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0answers
2k 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, ...
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0answers
138 views

How do I play flash or HLS-files on Ubuntu Phone

I'd like to watch streaming video from Svt (Swedish television). http://www.svtplay.se/ They only support streaming video in two formats: Flash and HLS (m3u8). I suppose flash isn't supported, but ...
2
votes
0answers
644 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.
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0answers
81 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 ...
2
votes
1answer
210 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 ...
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0answers
51 views

Ubuntu HTML5 app swipe bottom edge

I'm trying to build a HTML5 app for Ubuntu, which should be compatible both for desktop and mobile devices. After reading the docs, it is recommended to use the various swipe movements to reveal ...
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0answers
81 views

Ubuntu touch HTML5 performance

I made a simple cordova bootstrap HTML5 app and deployed it on a bq phone. When I open the top right page navigation menu it appears that the slide animation is very slow. The animation is rendered in ...
0
votes
1answer
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. ...
2
votes
0answers
102 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 ...
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0answers
54 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 ...
0
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0answers
162 views

What are the relevant factors for full screen html5 video performance (Google Chrome beta)

I'm looking for the best performance of html5 video, running in Google Chrome Beta (open for other browser suggestions, but this seems to give the best performance now). I'm running this on Ubuntu ...
0
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0answers
102 views

iframes in HTML5 APP

I am trying to make an HTML5 App, but it seems that there is an big issue. I can't use iframes in it. Neither with an homepage like google, nor with an locally hosted html file. The iframe is placed ...
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0answers
59 views

How to configure my LAMP server to POST form data to database

I have installed LAMP server on Ubuntu. I've got apache configured and running just fine. I think my problem is somewhere in the configuration of PHP or SQL.... as I have very little experience in ...
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0answers
88 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 ...
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0answers
73 views

Different (html5) video performance with different desktop environments

I'm trying to create a digital signage player with Ubuntu 14.04 on a Gigabyte Brix (2955U). For this purpose I'm just showing images and html5 video in a fullscreen browser. My current choice for this ...
1
vote
1answer
41 views

api for new and stable versions of Ubuntu

I am trying to build an automatic Ubuntu widget for my website, that displays the latest version and the next to be released version and the to be LTS versions. Right now at every new Ubuntu release ...
0
votes
1answer
80 views

Debugging a pyqt5 Oxide(html) App

Based on this: Debugging HTML5 With Ubuntu SDK For a PC pyqt5 qtwebkit app I can use the web inspector with chromium following theese steps: First run in a terminal: export ...
1
vote
1answer
9k views

Netflix on chromium [duplicate]

After reading an article about Ubuntu's netflix support I decided to try running netflix through chromium but I got this error code: M7063-1913 I assumed that it was a problem with html5 but in the ...
0
votes
2answers
559 views

YouTube annotations not working on Firefox 33.0 (Kubuntu 14.10)

After updating my Kubuntu to 14.10, I can not see the video annotations on YouTube videos. I tried to turn off Flash Player, but the annotations does not work neither in the HTML5 player. Any ideas? ...
2
votes
0answers
1k views

Fullscreen Video Tearing on Ubuntu 14.10 (Haswell Graphics)

Over the past few weeks, I have noticed that I've had video tearing issues in Google Chrome on YouTube (and such other sites) with the video tearing when I put it on fullscreen. It might be an issue ...
0
votes
1answer
2k views

Chrome HTML5 Video Out of Sync With Audio

I tried searching but I couldn't find this one specifically. When using the latest Chromium (version 37.0.2062.120 Ubuntu 14.04 (281580)) HTML5 video with audio will be out of sync. Usually, the ...
3
votes
1answer
277 views

Error while deploying HTML5 app with Ubuntu SDK

I got this error message while deploying a HTML5 app with UbuntuSDK. Can anyone help me? :-1: warning: desktop_Exec (vp99): found unexpected Exec with architecture 'all': ./qtc_device_debughelper.py ...
3
votes
4answers
2k views

Videos freeze in fullscreen mode in Chrome and Firefox

When I maximize a flash OR HTML5 video, e.g. on youtube, the picture freezes but the video continues to play. I can still hear the sound and even see the mouse cursor switching from normal cursor to ...
0
votes
2answers
180 views

Qt Creator - auto code generation

I have Ubuntu-Sdk IDE and I am doing HTML5 Programming in Qt Creator IDE, it is working absolutely fine, but when i click on Ctrl + Space, Auto Code is not generating, Please let me know what can i do ...
1
vote
1answer
726 views

Building HTML cordova app and running directly on physical device

I've just finished to create simple HTML/Cordova application on Ubuntu. It works fine on the desktop. I just want now to build it, copy to real UBUNTU device and run it (Not from SDK). Which files ...
8
votes
2answers
844 views

Can I run bash commands from an Ubuntu HTML5 App?

I want to convert some bash scripts into GUI apps using the Ubuntu SDK to create an HTML5 app. Is this possible? Are there any tutorials besides the 'Meanings' one that demonstrate this?
0
votes
1answer
48 views

Why ubuntu SDK do not Highlight HTM code?

I just sterted with the ubuntu SDK, but, hell, the Highlight not even works! How can I make the Highlight to work like it should do, in the settings, the mimetype handler use a simple text file style ...
11
votes
5answers
19k views

Firefox html5 video support

How can I get Firefox to fully support html5 video? The YouTube HTML5 Video Player says that H.264 and Media Source Extensions are not supported. Is there any way I can enable all of these?
3
votes
0answers
466 views

html5 audio won't play 14.04

I have been unable to hear anything in any html5 player, and it started today. My sound card works fine, and it even says that Youtube or some other HTML5 player is playing audio, but I cannot hear ...
1
vote
0answers
78 views

Pack Ubuntu HTML5 click application for desktop

I would like to pack an Ubuntu HTML5 click application for the Ubuntu Software Center. The application is a game that uses Apache Cordova. It is already published in the click store, I would like to ...