I'm new in Java and learning Java ME development. I got stuck in this conversion. Please help me to convert StringBuffer to InputStream. Thanks!

A simple question with a fairly complicated answer: How do you sign a Java Midlet so you can load it onto a mobile phone with less security prompts?

I have a written a J2ME application which uses Bluetooth and search a file within the peer mobile and download it. I would like to make my application run in background , whenever I get a call , or...

I'm writing a MIDlet using LWUIT and images seem to eat up incredible amounts of memory. All the images I use are PNGs and are packed inside the JAR file. I load them using the standard Image.creat...

How can i convert a J2ME application which is using lwuit library to an android apk ? I tried to convert using mircoemulator but when I start the application it shows error and exits.

I have seen many people writing that Java ME (J2ME) is dying. Is it true? What is its future? Should I learn Java ME if I want to create apps for smartphones? If yes, where to start?

I been looking around and at sources like this one they say that a Midlet can invoke another if they are in the same suite, or if they are in the same namespace and in the same jar file. I do not ...

Is it possible to get a device to open a file on disk using the MIDlet.platformRequest(String url) method? I was hoping to use the following: midlet.platformRequest("file:///path/to/file/file.png"...