REMOVE ME On Thu, Mar 25, 2010 at 2:15 PM, Kitzy <[email protected]> wrote:
> I was looking for something for my program and ran across this other > posting which I think really helps answer some of the questions > addressed in this thread: > > > http://groups.google.com/group/android-developers/browse_thread/thread/5537ae10e4143240 > > Sincerely, > -Kitzy > > On Mar 2, 2:03 pm, Mitch <[email protected]> wrote: > > Hi Mark, > > > > Don't feel bad about the suggestion. I am a C++ programmer, so yes > > learning Java makes sense. So far I'm unimpressed with Java in that > > the language seems highly restrictive, especially in the generics and > > non existant in the preprocessor area. Yes, I'm aware that Java has > > other ways to do some of the same things, but often with less than > > ideal equivalents. Personally if I could code in C++ for Android, I'd > > be happy and I'm sure a Java programmer would feel the same moving to C > > ++. After some research it appeared that while you can code in C++, > > you can't do UI work and there's cost to crossing the C++/Java > > divide. > > > > Hence I started to learn Java as well as Android, Eclipse, and while I > > was at it, might as well throw in some Linux learning. I'm doing my > > best to dovetail the learning so they can help reinforce each other. > > I don't see much on the Java compiler model. I see some stuff > > about .java creates .class files, there a JVM etc, but no real world > > application layouts yet. I'm sure I'll find more as I learn, but that > > is really what this post is about - Learning the build model for > > combining application code and user written libraries. Should be > > simple. No? > > > > On Mar 2, 9:24 am,Mark Murphy<[email protected]> wrote: > > > > > Mitch wrote: > > > > 1. Create a JAR file and use it in my activity. The JAR file must > be > > > > a standard Java JAR (whatever that means). I see there are options > to > > > > choose in the wizard for the JRE and no idea what a good choice is. > > > > > > 2. Try to put the code into a particular folder and reference it in > > > > each Android Activity project. This will cause duplication of the > > > > code inside each activity? > > > > > > 3. Create a service with the code and ask it to do the calculations > > > > and/or UI calls. Not sure if I can call UI inside a service. I > think > > > > not after some reading. > > > > > > I'd still like other options if anyone is reading this... > > > > > To be honest, I think the best option is: > > > > > 4. Spend some time learning Java outside of Android first. > > > > > You seem to be fighting Java and Eclipse as much as, if not more so, > > > than Android. Android is just strange enough that newcomers to Java > > > often run into problems. > > > > > Learn how to create standard Java console apps and JARs using Eclipse > > > (or dump Eclipse and use other tools). Then, head back into Android to > > > see how to utilize those techniques there. > > > > > This is not particular to you -- I make this same recommendation to > > > anyone new to Java. IIRC, you said your background was C++, not Java, > > > which is why I make the recommendation here. > > > > > -- > > >Mark Murphy(a Commons Guy)http://commonsware.com| > http://twitter.com/commonsguy > > > > > _The Busy Coder's Guide to *Advanced* Android Development_ > > > Version 1.3 Available! > > > > > > -- > You received this message because you are subscribed to the Google > Groups "Android Beginners" group. > > NEW! Try asking and tagging your question on Stack Overflow at > http://stackoverflow.com/questions/tagged/android > > To unsubscribe from this group, send email to > [email protected]<android-beginners%[email protected]> > For more options, visit this group at > http://groups.google.com/group/android-beginners?hl=en > > To unsubscribe from this group, send email to android-beginners+ > unsubscribegooglegroups.com or reply to this email with the words "REMOVE > ME" as the subject. > -- You received this message because you are subscribed to the Google Groups "Android Beginners" group. NEW! Try asking and tagging your question on Stack Overflow at http://stackoverflow.com/questions/tagged/android To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en To unsubscribe from this group, send email to android-beginners+unsubscribegooglegroups.com or reply to this email with the words "REMOVE ME" as the subject.
