Apr
8
Peng Zhang on April 8th, 2012
FTP is an unsafe protocol. avoid using FTP as much as possible; never use the credentials of the hosting customer account for FTP, even though many hosts allow that to be used for FTP as well; use the file manager provided within cPanel for uploading files, as a secure option; test out the WebDisk feature [...]
Continue reading about Security Best Practices for Web Administrators of Shared Linux Hosting
set up a folder outside of the public_html folder so that it is not accessible from the web, and backup files are not included in backups; place a sh script in the folder; I call it back-www.sh; in the sh file, I include cd /home/useraccount/folder-for-backup;tar czf sitename-$(date +%Y%m%d).tar.gz -C / home/useraccount/public_html if “-C /” is [...]
Based on this article on setInterval’s syntax, setInterval should take either a reference to a function or a javascript code that will be evaluated – basically a string. For some reason, Firefox does not like the “string” version of the setInterval statement. Based on my testing, IE works with both the direct reference or code [...]
May
21
Peng Zhang on May 21st, 2011
One of the challenges we face as a global organization is that we have to account for a wide spectrum of bandwidths available to our users. On islands of Maldives, Bora Bora and Seychelles, and even at some land-based locations in Thailand, the bandwidth available is fairly low by today’s standards. These low-bandwidth locations roughly [...]
Continue reading about Delivering Different Bit-rate MP4 Videos with a Bandwidth Detector
May
20
Web Video for Flash-enabled Browsers and Ipad – from MediaElement.js, and videojs back to FlowPlayer
Peng Zhang on May 20th, 2011
I have been using FlowPlayer for delivering web video in FLV for the last couple of years. And lately, I have switched from flv to mp4/H.264 videos. As there is the demand for supporting iPad, I started looking at libraries such as MediaElement.js and VideoJS for their support for HTML5 video. And in the past [...]
For one of our Flash-based projects, I have asked for a MP4 video with the .H264 encoding from our videographer. I was naturally expecting a video file ending in .mp4 file extension. But it came back as a MOV file, which I think is also a legitimate .h264 file extension, but is it mp4 file? [...]
Continue reading about Video Formats for the Web – F4V, MOV, or MP4?
