Skip to content

SpeakOfTheDevrel.Cloud: Doug Sillars

  • Blog
  • Portfolio
  • Speaking
  • Hire Me
  • About
  • College

Author: dougsillars

Doug is a lifelong learner and educator, having focused his career on improving developer knowledge and experiences. A Google Developer Expert, O’Reilly author, international keynote speaker, and a prolific blogger, he relishes in simplifying the complex.
Performance, Video

Video Playback on Mobile Devices

I see 2 common approaches to dealing with video on mobile browsers: Hide the video with CSS "display:none".  (This results in a partial video download that the user can literally NEVER see). Serve the same video to both mobile and desktop. This video is typically 720p or 1080p, and designed to look great on large … Continue reading Video Playback on Mobile Devices

March 3, 20201 Comment
Android, Performance

Size Does Matter: LEGO’s 300MB Android App

Update: March 28, 2020 This weekend, my son asked to play with the LEGO crane.  WE pulled it out of the box, and reconnected all the pieces.  Then I went to Google Play to download the app - 159 MB! The asset bundle dropped from 245 MB to 120MB  Still big, but half the size it … Continue reading Size Does Matter: LEGO’s 300MB Android App

February 4, 2020March 29, 2020Leave a comment
Performance, Video

Hiding Videos on the Mobile Web

Background videos, and videos that autoplay on websites are becoming more and more popular (and perhaps will soon be the new normal). It is also common to only display the video on larger screens, and to hide the video on small screens. An Anti-pattern emerges However, in my experience of looking at hundreds of websites … Continue reading Hiding Videos on the Mobile Web

January 6, 2020January 6, 20205 Comments
Uncategorized

Video Playback Metrics: New Synthetic Testing Tool StreamOrNot

Video content on the the web is increasing - with such an immersive medium - it is pretty much a . no brainer.  However, a few months ago, I looked into how the web is using video on the web, and found that slow video startup times and stalls are much more common than we … Continue reading Video Playback Metrics: New Synthetic Testing Tool StreamOrNot

November 15, 2019Leave a comment
Video

Video Accessibility: Adding Captions

You have probably seen it while browsing your favourite social media feed - where a video plays silently, but there are captions running across the bottom, indicating that something interesting is happening. Personally, I am more likely to stop and watch a video in my social feeds if there are captions (while the video plays silently). … Continue reading Video Accessibility: Adding Captions

November 9, 20191 Comment

Posts navigation

Older posts
Newer posts

Twitter

My Tweets

Recent Posts

  • Lessons learned from running a popular Discord server
  • What are Vectors, and how they are used in Machine learning

Pages

  • Book
  • College
  • Hire Me
  • Portfolio
  • Speaking
  • Doug
    • High Performance Android Apps
  • About
  • Contact
  • Blog
  • LinkedIn Profile
  • github
  • @dougsillars
Website Powered by WordPress.com.
  • Subscribe Subscribed
    • SpeakOfTheDevrel.Cloud: Doug Sillars
    • Already have a WordPress.com account? Log in now.
    • SpeakOfTheDevrel.Cloud: Doug Sillars
    • Subscribe Subscribed
    • Sign up
    • Log in
    • Report this content
    • View site in Reader
    • Manage subscriptions
    • Collapse this bar
 

Loading Comments...