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Learn
J2ME
In this section Professor Duckling teaches
you the basics of MIDP Programming. In some of these tutorials
you can not only learn but also execute examples and take tests
for your acquired J2ME Skills.
 J2ME
Basics
 CLDC and MIDP
MIDlet Life Cycle
Build and Compile J2ME App
Package java.lang
MIDP UI
RMS: Data Base Programming
Network Programming.
Start my class >>
MIDP Gaming
Game Classes
Game Canvas
Sprites
Layers
Tiles
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MIDP 3.0
Introduction
Screen Saver & AutoStart
Liblets: External Libraries
Concurrency
Inter MIDlet Communication
RMS: New Features
lcdui: New Features
lcdui: Text
lcdui: Text Input
lcdui: File Selector
lcdui: Animated Images
Start
my class >>
JSR 179: Location Based Services
Introduction
LBS API & MIDP
KToolbar & LBS
Location Polling
Landmarks
Proximity
Orientation
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J2ME Progamming for Windows Mobile, Palm OS and
Linux Mobile
PDAP is J2ME profile for Palm OS, Windows Mobile
and Linux mobile. After a lot of politics J2ME for PDA's has
finally arrived. This article gives you various development
options available for PDAP.
More>>
Dynamic cache management
and performance tuning in J2ME
Keep this checklist ready for
complex cache problems. Each mobile device can handle only
a certain amount of cache and if this prescribed amount is
exceeded then the dynamic memory blows up. This article gives
you a nifty checklist for cache optimization. More>>
Decrease your J2ME application's
JAR size
Optimize your data to fit your
target mobile's capability. J2ME devices have JAR File restrictions
and this could vary from 32 KB to 200KB and over. Depending
on the devices your application is ported to, JAR sizes have
to be decreased, here are some of the tricks you can use for
decreasing the JAR file sizes. More>>
Crazy Test Phones
Don’t tear your hair due to
faulty Java Phones. Like all gadgets mobile software could
get corrupted. There is nothing much a developer can do about
this. More>>
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