[Cialug] JavaScript

[carl-olsen at mchsi.com]

Here's the link to the game (it's not finished):

http://www.carl-olsen.com/cs010/game/game.html

Carl
 -------------- Original message ----------------------
From: carl-olsen at mchsi.com
> I have a feeling I'm running into that now.  Sometimes I get strange results.  
> I'm just working on a game for practice, so it's not critical, but I can 
> definitely see I need to figure out what I'm doing.  I ordered a couple of books 
> I'm hoping will help, Professional JavaScript by Wrox, and PPK on Javascript.
> 
>  -------------- Original message ----------------------
> From: <Daniel.Juliano at wellsfargo.com>
> > Be aware that arrays are actually linked objects behind the scenes, so
> > they won't have performance like you'd get in a 'real' language.  If you
> > start pumping xml down to the browser and using arrays to cache
> > information, on order of just a couple thousand elements in the array,
> > you'll greatly slow down the browser and things will go memory leaky.
> > 
> > Keep your caching needs lite, and you'll find a good tradeoff between
> > what you have the server process and what you have the client process.
> > 
> > =Dan
> > 
> > -----Original Message-----
> > From: cialug-bounces at cialug.org [mailto:cialug-bounces at cialug.org] On
> > Behalf Of carl-olsen at mchsi.com
> > Sent: Monday, December 11, 2006 1:53 PM
> > To: Central Iowa Linux Users Group
> > Subject: Re: [Cialug] JavaScript
> > 
> > I found a nice set of array.prototype methods here:
> > 
> > http://4umi.com/web/javascript/array.htm
> > 
> > It's just perfect for what I'm doing now.  All the functions look like
> > they are using efficient algorithms.
> > 
> > Carl
> > 
> >  -------------- Original message ----------------------
> > From: Matthew Nuzum <matthew.nuzum at canonical.com>
> > > On Mon, 2006-12-11 at 06:03 -0600, Carl Olsen wrote:
> > > > Also, is anyone aware of a JavaScript user group, similar to the PHP
> > 
> > > > user group?
> > > 
> > > Javascript versions are not so consistent in their naming/supported 
> > > features. Instead of looking at a js version, instead look at 
> > > supported features.
> > > 
> > > For example, your obj.getElementById() is part of the DOM standard. IE
> > 
> > > 6, FF, Opera and most other modern browsers support DOM just fine.
> > > 
> > > I don't know about a js user group... are you looking for a place 
> > > where you can ask help, or are you looking for a place that you can 
> > > meet with other js users face to face?
> > > 
> > > BTW, the best book on JS I've ever read/purchased is Danny Goodman's 
> > > "Javascript Bible." If you don't buy his book, you can at least 
> > > download the printable browser quick reference from his site:
> > > http://www.dannyg.com/ref/jsquickref.html
> > > 
> > > This gives you a print-out that shows which browsers support which 
> > > features of javascript. The js bible is a big book, but the first 
> > > third reads like a tutorial and is very well written and readable. 
> > > There is also a significant amount of space devoted to overcoming 
> > > cross-browser problems to ensure that things work reasonably well.
> > > 
> > > You're coming into the industry at a fortunate time... the amount of 
> > > non cross-browser compliant code I have to deal with today is far less
> > 
> > > than in past years. It used to be that you pretty much wrote all your 
> > > code three times (ie, netscape and then <=3.0 level browsers) - now, 
> > > we've had awesome DOM support for over 5 years and I rarely need more 
> > > than a few lines of redundant code to ensure things work well.
> > > 
> > > If it were me starting out, I'd latch onto one of the more popular js 
> > > libraries and use it for all its worth. Something like "behavior"
> > > http://bennolan.com/behaviour/, "prototype" 
> > > http://prototype.conio.net/, or my favorite, "Mochikit" 
> > > http://mochikit.com/. These "frameworks" do most of your repetitive
> > work for you and you can focus on your logic.
> > > --
> > > Matthew Nuzum
> > > newz2000 on freenode
> > > 
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