Codetown is a software developer's community. It's a technical networking and educational group focused on software development.


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Posted by Michael Levin on March 21, 2019 at 6:34am 0 Comments

The #CFP for #TheAIConf in London is now open! Share your best ideas, practices or case studies in applied #AI.


Code One CFP

Posted by Michael Levin on March 8, 2019 at 9:30am 0 Comments

CodeOne is September 15-19. The CFP is open now until March 13. You can submit talks here:

Java Versions

Posted by Michael Levin on January 14, 2019 at 1:40pm 0 Comments

JDK Versions

The various JDK versions are:

  1. JDK Alpha and Beta (1995): Sun announced Java in September 23, 1995.
  2. JDK 1.0 (January 23, 1996): Originally called Oak (named after the oak tree outside James Gosling's office). Renamed to Java 1 in JDK 1.0.2.
  3. JDK 1.1 (February 19,…


Next OJUG and GatorJUG Meetings will be fabulous - Check out the Codetown Events

Watch for details on our upcoming meetings. OrlandoJUG meeting's fall on the 4th Thursday of every month, in case you want to mark your calendars. Stay tuned for details! GatorJUG meets the 2nd Wednesday of every month.

The details are posted in the CodeTown Events section. Please RSVP so we'll know how much pizza to order. Stay tuned! ...Mike



Java books for any library 5 Replies

What books should be on the bookshelf of EVERY Java programmer, no matter what specific technologies they are working on?The two that come to my mind areThinking in JavaJava Concurrency in PracticeWhat else am I missing?Continue

Started by David Moskowitz in Java. Last reply by sneha gulati Feb 8.

Sending strings between two computers via ethernet 13 Replies

A while ago I asked a question about using RS-232 communication with Java.  It seems as though I need to abandon that route because it no longer fits the desired system requirements.  Thanks to Nem for his advice on that one. Now what I need to be…Continue

Tags: ethernet, over, strings

Started by Paul Stearns in Java. Last reply by Paul Stearns Oct 5, 2011.

Gainesville Events - web and android app 10 Replies

Hey guys checkout my new android app for social events in Gainesville - the web app built in grails - google play storeFeel free to…Continue

Tags: #twitterbootstrap, #app, #phonegap, #android, #grails

Started by Nemanja Nesic - NEM- in Java. Last reply by Michael Levin Dec 9, 2012.

Creating separate class files in a large project 9 Replies

Hello all:I have been working on a GUI interface for controlling lights in a planetarium.  I had some trouble getting the communication to happen, and received some help from this forum to get past that hurdle.  I now have a functioning GUI that I…Continue

Tags: files, class, creating

Started by Paul Stearns in Java. Last reply by Jackie Gleason Feb 10, 2012.

The advantages of a RESTfull web-based API 5 Replies

I need to get a better handle on the advantages of a RESTful web-based API.  People tell me they scale better than other methods, but I don't see how they reduce database access or have any other feature that helps handle large amounts of traffic.…Continue

Tags: API', 'web-based, RESTful

Started by Kevin Neelands in Dynamic Languages. Last reply by Kevin Neelands Oct 25, 2015.

Using rs-232 in a java desktop application 4 Replies

Hello all: I am fairly new to the Java world and would like some advice on how to handle rs-232 communications with a Java based GUI I am working on.  Several years ago I created a similar GUI with Visual Basic, but my coding skills are a bit rusty…Continue

Tags: communication, rs-232, using, application, Java

Started by Paul Stearns in Java. Last reply by Nemanja Nesic - NEM- Jun 9, 2011.

Mavrick OS 3 Replies

HelloJust a little food for thought... If you use the new Mavrick OS on a MAC do you like it? or hate it? Why and Why not? I would like to hear how software developers feel about this.Continue

Tags: OS

Started by Jack Stripe in Testing. Last reply by Michael Levin Apr 4, 2014.

Can we have a "Other Languages On JVM" Group? 3 Replies

I like to see a Scala Programming Group. Anyone interested in?

Started by Zemian Deng in Dynamic Languages. Last reply by Michael Levin Jul 15, 2008.

Santafe College 2 Replies

Santafe just added a new BAS  bachelor's program of study. 5651  ProgrammingContinue

Started by Dan Lackey in Dynamic Languages. Last reply by Michael Levin Feb 15, 2016.

study group for Java Certification 2 Replies

Here there is some group of study for people who want to take Java Certification? any one?

Started by Thiago Negromonte Ramalho in Java. Last reply by Gem Miller Jan 5, 2011.


Latest Activity

Michael Levin left a comment for HaiTa
"Welcome to Codetown!"
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Michael Levin added a discussion to the group OrlandoJUG Town

Microservices presentation

Thanks, Santiago for the great presentation! Slides attached. (You have to click “desktop view” to see the attachment if you’re on a smartphone)See More
May 2
Michael Levin left a comment for Santiago Pericas-Geertsen
"Hi Santiago! Welcome to Codetown. "
May 2
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"Hi James! Welcome to Codetown! Regards, Mike (moderator) "
Apr 30
james bowers is now a member of Codetown
Apr 30
Michael Levin added a discussion to the group OrlandoJUG Town

OSCON raffle @OJUG on Microservices tonight

Hello JuggiesIf you have wondered what all the buzz is about microservices, tonight is the night to come and learn from a pro.We will have one ticket to Oscon (Portland, OR) to raffle off. Even if you can’t make the meeting, let me know and I’ll drop your email address in the hat. Let me tell you: this is the best open source conference around and it’s not cheap. Details at www.oscon.comOracle is buying pizza and drinks so be sure to RSVP.We’re looking for a…See More
Apr 25
Noelle Jackson joined Michael Levin's group


Post jobs here. Payment details are here. PayPal the payment to ads [at]  You must state a rate, salary or a range. Good luck!See More
Apr 12
Amanda Hinchman-Dominguez added 3 discussions to the group Kotlin Town
Apr 11
Amanda Hinchman-Dominguez's discussion was featured

Kotlin Thursdays - Introduction to Functional Programming in Kotlin Part 1

ResourcesHigher-Order Functions and Lambdas: to Kotlin Thursdays! This week I’m starting a series on functional programming with Kotlin. Functional programming is something I’m passionate about, and Kotlin has some great functional programming support! Functional programming can lead to code that is easier to think about,…See More
Apr 11
Noelle Jackson is now a member of Codetown
Apr 10
Amanda Hinchman-Dominguez added a discussion to the group Kotlin Town

Kotlin Thursdays - Introduction to Kotlin Generics, Part 2

Hi folks! Welcome to Kotlin Thursdays. Last week, we examined classes, types, generic functions & parameters as well as covariance & contravariance in Kotlin. Folks told me there weren’t enough sloth facts, and as such, I will do my best to rectify this!Let’s continue with our sloth and panda crews and write more functions with Kotlin Generics.ResourcesKotlin Generics: …See More
Apr 9
Michael Lucas posted an event

AITP-NCFL April 2019 Presentation at ITProTV

April 23, 2019 from 6pm to 8pm
At our April 23 presentation, we are delighted to host attorneys Richard C. Markow and Tom McThenia, Jr. of Gray | Robinson Attorneys At Law presenting “A 2019 Cybersecurity Legal Update”.For full information or to reserve a seat, please see the meeting information page.See More
Apr 5
Amanda Hinchman-Dominguez added 2 discussions to the group Kotlin Town
Mar 22
Michael Levin shared Amanda Hinchman-Dominguez's discussion on Twitter
Mar 22
Michael Levin shared Amanda Hinchman-Dominguez's discussion on Facebook
Mar 22
Michael Levin posted a blog post


The #CFP for #TheAIConf in London is now open! Share your best ideas, practices or case studies in applied #AI.Link: More
Mar 21
MacKenzie Porter was featured
Mar 18
MacKenzie Porter shared their discussion on Facebook
Mar 18


Welcome to Codetown!

Codetown is a social network. It's got blogs, forums, groups, personal pages and more! You might think of Codetown as a funky camper van with lots of compartments for your stuff and a great multimedia system, too! Best of all, Codetown has room for all of your friends.

When you create a profile for yourself you get a personal page automatically. That's where you can be creative and do your own thing. People who want to get to know you will click on your name or picture and…

Created by Michael Levin Dec 18, 2008 at 6:56pm. Last updated by Michael Levin May 4, 2018.

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