http://www.lab4games.net/zz85/blog Dumping Ground for Diverse Dictus Thoughts of Me Tue, 09 Mar 2010 19:18:54 +0000 http://backend.userland.com/rss092 en One of the exciting reasons to work with canvas is that you are not only able to create 2d graphics easily with javascript, one can easily do do pixel manipulation on images. Think about it, in case you don't think its cool right now, is that you only need notepad, a ... http://www.lab4games.net/zz85/blog/2010/03/10/rain-water-ripples-with-html-canvas-javascript-jquery/ "Huh?" is a short piano composition I came out with last week. It is not delicated to anybody in mind but you can view, download or print the score for free or listen to the computer generated midi. The long story: I went up to the piano with one day ... http://www.lab4games.net/zz85/blog/2010/02/24/huh-a-short-piano-composition/ In case the title didn't appear correctly, this is a post for another of my javascript experiments. This demonstrate chinese character recognition using stroke based or radicals input, instead of the usual pinyin(romanized mandarin system) method. Although this method is usually slower for typing, it allows beginners to find or ... http://www.lab4games.net/zz85/blog/2010/02/17/js-%e4%b8%ad%e6%96%87%e7%ac%94%e7%94%bb%e8%be%93%e5%85%a5%e6%b3%95-javascript-chinese-stroke-input/ I'm releasing a HTML Canvas and Javascript based virtual, online, onscreen keyboard for testing and whatever fun you can make out of it. This release is actually dedicated for my friend's 25th birthday, but its kind of way overdued. (CH, if you are reading this, happy belated!) Basically what's a virtual ... http://www.lab4games.net/zz85/blog/2010/02/06/online-virtual-keyboard-with-canvas-and-javascript/ One of the challenges dealing with stroke/pen based input systems is finding corners in free form lines created by pen based drawing. ShortStraw presents a simple yet accurate algorithm described in a recent (2008) paper for detecting corners. To summarize this paper briefly from my understanding, ShortStraw takes in points of a ... http://www.lab4games.net/zz85/blog/2010/01/21/geeknotes-shortstrawjs-fast-and-simple-corner-detection/ When I first learn't about the json format, I thought: "what a great idea!". All the great things about it- simplicity, leanness, exactly what xml wasn't but ought to be. Soon I reasoned that the json format can be persisted in storage in its own form. One can build a simple, ... http://www.lab4games.net/zz85/blog/2010/01/12/geeknotes-json-db/ out_21.avi file created: 2009-05-24 14:09 file size: 514 MB (538,972,160 bytes) Its kinda sad. We drove over 4 states (5 if we count montana) for over a day (another half to get to old faithful), setup my equipment, and when the recording of the eruption was almost over, I tripped over my own ... http://www.lab4games.net/zz85/blog/2010/01/06/geeknotes-repairing-a-broken-mjpeg-avi/ Here's something that has kept me a little occupied over the past weeks. To find out, head over to http://howmean.com. This site belongs to the couple to be, Caleb and How Mean. And no, rather than its perceived adjective "how mean!", I hope one experience some sweetness visiting the site. There are ... http://www.lab4games.net/zz85/blog/2010/01/04/sweeter-as-the-years-go-by/ Seems that I happen to like coding several stuff when it comes to the end of the year. As such, I'll decide to delicate this piece of script/code/site to my all my fellow photo enthusiasts and geeky friends as a late Christmas but an early new year's gift. I decided to ... http://www.lab4games.net/zz85/blog/2009/12/30/geeknotes-panning-navigator-with-jquery-html-5-canvas/ I couldn't remember when was the last time I even logged into my blog. Certainly I can't even remember my password each time. Thankful I manage to retrieve my password each time. At times when I'm doing something experimental I think, maybe someone would find such information useful if I place ... http://www.lab4games.net/zz85/blog/2009/12/30/geeknotes-scrollbars-with-html-5-canvas/