Java Programming Training Classes in St. Louis, Missouri
Training Suggestions from the Experts
An Experienced Java developer must know
... everything or so it can seem. A solid grasp and knowledge of Object Oriented Programming constructs such as inheritance, polymorphism, interfaces and reflection are essential. Next in line is the knowldge to be able to import/export file data, running SQL queries, using regular expressions and, possibly, knowing how to write multi-threaded code and make socket connections. A class that addresses most of these topics is: Fast Track to Java 11 and OO Development.
For the more daring Java enthusiast and especially for those looking to become professional Java developers, knowledge of the Spring Framework is expected. A perfect class for this is: Fast Track to Spring Framework and Spring MVC/Rest. Not only does this course provide students with a great introduction to spring, it goes beyond the basics with a solid delve into Spring and web development.
Another consideration is learning JBoss aka Wildfly, the free Application Server from RedHat. JBoss has become the workhorse of most Java EE applications. Add to that a class on Tomcat, the defacto servlet engine, and the student can be considered 'ready' for employment.
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Learn Java Programming in St. Louis, Missouri and surrounding areas via our hands-on, expert led courses. All of our classes either are offered on an onsite, online or public instructor led basis. Here is a list of our current Java Programming related training offerings in St. Louis, Missouri: Java Programming Training
Java Programming Training Catalog
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JBoss Administration Classes
JUnit, TDD, CPTC, Web Penetration Classes
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Java Programming Classes
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- Fast Track to Java 17 and OO Development
8 December, 2025 - 12 December, 2025 - Introduction to Spring 6, Spring Boot 3, and Spring REST
15 December, 2025 - 19 December, 2025 - Python for Scientists
8 December, 2025 - 12 December, 2025 - RED HAT ENTERPRISE LINUX SYSTEMS ADMIN II
8 December, 2025 - 11 December, 2025 - See our complete public course listing
Blog Entries publications that: entertain, make you think, offer insight
How Can Managers Work More Efficiently with IT?
Would you rather work under someone who is an excellent developer but lacks people skills or leadership capabilities - or for someone that has excellent people skills, communicates well, and is a great leader but has limited understanding of productive coding practices? That’s not to say that the choice is one or the other but in many professional situations it does.
Managing an IT staff comes with numerous challenges, especially if the manager has no previous experience with the coding necessary for completing the project. Managing a business and IT's execution of tasks vary greatly in required skill sets, but it's important to find a cohesive and cooperative middle ground in order to see a project to its end. To fully grasp the intricacies of IT's involvement in the project at hand, managers can do the following to help further their efforts.
Get a basic understanding of coding and technical practices necessary for the project at hand by taking the time to research and practice enough to get a grip on the concept. This will allow managers insight on what their IT folks are really working on daily. Expertise in a programming language is not required, only an overview of the stuff that matters, i.e. understanding the concept of OOP (Object Oriented Programming.) Having this knowledge cannot be overlooked and will gain respect among multiple spectrums in the organization.
Facebook has recently released a collection of C++ software modules that it uses to run the popular website. With Facebook releasing Folly (the name it designated for the collection), more of the internal programs could become open source since they need different parts of the collection.
Jordan DeLong, a Facebook software engineer, said one concerning holdup to releasing additional work is that any open source project had to cut away from the dependencies on non-released internal collection code.
Python and Ruby, each with roots going back into the 1990s, are two of the most popular interpreted programming languages today. Ruby is most widely known as the language in which the ubiquitous Ruby on Rails web application framework is written, but it also has legions of fans that use it for things that have nothing to do with the web. Python is a big hit in the numerical and scientific computing communities at the present time, rapidly displacing such longtime stalwarts as R when it comes to these applications. It too, however, is also put to a myriad of other uses, and the two languages probably vie for the title when it comes to how flexible their users find them.
A Matter of Personality...
That isn't to say that there aren't some major, immediately noticeable, differences between the two programming tongues. Ruby is famous for its flexibility and eagerness to please; it is seen by many as a cleaned-up continuation of Perl's "Do What I Mean" philosophy, whereby the interpreter does its best to figure out the meaning of evening non-canonical syntactic constructs. In fact, the language's creator, Yukihiro Matsumoto, chose his brainchild's name in homage to that earlier language's gemstone-inspired moniker.
Python, on the other hand, takes a very different tact. In a famous Python Enhancement Proposal called "The Zen of Python," longtime Pythonista Tim Peters declared it to be preferable that there should only be a single obvious way to do anything. Python enthusiasts and programmers, then, generally prize unanimity of style over syntactic flexibility compared to those who choose Ruby, and this shows in the code they create. Even Python's whitespace-sensitive parsing has a feel of lending clarity through syntactical enforcement that is very much at odds with the much fuzzier style of typical Ruby code.
For example, Python's much-admired list comprehension feature serves as the most obvious way to build up certain kinds of lists according to initial conditions:
a = [x**3 for x in range(10,20)]
b = [y for y in a if y % 2 == 0]
first builds up a list of the cubes of all of the numbers between 10 and 19 (yes, 19), assigning the result to 'a'. A second list of those elements in 'a' which are even is then stored in 'b'. One natural way to do this in Ruby is probably:
a = (10..19).map {|x| x ** 3}
b = a.select {|y| y.even?}
but there are a number of obvious alternatives, such as:
a = (10..19).collect do |x|
x ** 3
end
b = a.find_all do |y|
y % 2 == 0
end
It tends to be a little easier to come up with equally viable, but syntactically distinct, solutions in Ruby compared to Python, even for relatively simple tasks like the above. That is not to say that Ruby is a messy language, either; it is merely that it is somewhat freer and more forgiving than Python is, and many consider Python's relative purity in this regard a real advantage when it comes to writing clear, easily understandable code.
And Somewhat One of Performance
I’ll get straight to the point. Why should companies invest more in management training? Here are 10 simple reasons.
1) An employee’s relationship with his or her direct manager is the most important single factor in employee engagement.
2) Engaged employees are happier and more productive. Disengaged employees are frustrated and more disruptive.
3) Because there’s no widely agreed-on skillset for management (good managers come in all shapes and sizes), there’s an assumption everyone knows how to do it. This is akin to someone who’s never driven before being given keys to a car and told: “Drive.” (Many many years ago, this is how I first learned to manage. I blundered my way through it. Trial and error. It wasn’t pretty.)
Tech Life in Missouri
| Company Name | City | Industry | Secondary Industry |
|---|---|---|---|
| Patriot Coal Corporation | Saint Louis | Agriculture and Mining | Mining and Quarrying |
| Solutia Inc. | Saint Louis | Manufacturing | Chemicals and Petrochemicals |
| Monsanto Company | Saint Louis | Agriculture and Mining | Agriculture and Mining Other |
| Kansas City Power and Light Company | Kansas City | Energy and Utilities | Gas and Electric Utilities |
| The Laclede Group, Inc. | Saint Louis | Energy and Utilities | Gas and Electric Utilities |
| Peabody Energy Corporation | Saint Louis | Agriculture and Mining | Mining and Quarrying |
| Emerson Electric Company | Saint Louis | Manufacturing | Tools, Hardware and Light Machinery |
| Energizer Holdings, Inc. | Saint Louis | Manufacturing | Manufacturing Other |
| Centene Corporation | Saint Louis | Healthcare, Pharmaceuticals and Biotech | Healthcare, Pharmaceuticals, and Biotech Other |
| Express Scripts | Saint Louis | Healthcare, Pharmaceuticals and Biotech | Pharmaceuticals |
| Reinsurance Group of America, Incorporated | Chesterfield | Financial Services | Insurance and Risk Management |
| Ameren Corporation | Saint Louis | Energy and Utilities | Gas and Electric Utilities |
| DST Systems, Inc. | Kansas City | Computers and Electronics | Networking Equipment and Systems |
| Inergy, L.P. | Kansas City | Energy and Utilities | Alternative Energy Sources |
| Leggett and Platt, Incorporated | Carthage | Manufacturing | Furniture Manufacturing |
| Cerner Corporation | Kansas City | Software and Internet | Software |
| O'Reilly Automotive, Inc. | Springfield | Retail | Automobile Parts Stores |
| AMC Theatres | Kansas City | Media and Entertainment | Motion Picture Exhibitors |
| Sigma-Aldrich Corporation | Saint Louis | Manufacturing | Chemicals and Petrochemicals |
| HandR Block | Kansas City | Financial Services | Securities Agents and Brokers |
| Graybar Services, Inc. | Saint Louis | Wholesale and Distribution | Wholesale and Distribution Other |
| Edward Jones | Saint Louis | Financial Services | Personal Financial Planning and Private Banking |
| Arch Coal, Inc. | Saint Louis | Energy and Utilities | Alternative Energy Sources |
| Brown Shoe Company, Inc. | Saint Louis | Retail | Clothing and Shoes Stores |
| Ralcorp Holdings, Inc. | Saint Louis | Manufacturing | Food and Dairy Product Manufacturing and Packaging |
training details locations, tags and why hsg
The Hartmann Software Group understands these issues and addresses them and others during any training engagement. Although no IT educational institution can guarantee career or application development success, HSG can get you closer to your goals at a far faster rate than self paced learning and, arguably, than the competition. Here are the reasons why we are so successful at teaching:
- Learn from the experts.
- We have provided software development and other IT related training to many major corporations in Missouri since 2002.
- Our educators have years of consulting and training experience; moreover, we require each trainer to have cross-discipline expertise i.e. be Java and .NET experts so that you get a broad understanding of how industry wide experts work and think.
- Discover tips and tricks about Java Programming programming
- Get your questions answered by easy to follow, organized Java Programming experts
- Get up to speed with vital Java Programming programming tools
- Save on travel expenses by learning right from your desk or home office. Enroll in an online instructor led class. Nearly all of our classes are offered in this way.
- Prepare to hit the ground running for a new job or a new position
- See the big picture and have the instructor fill in the gaps
- We teach with sophisticated learning tools and provide excellent supporting course material
- Books and course material are provided in advance
- Get a book of your choice from the HSG Store as a gift from us when you register for a class
- Gain a lot of practical skills in a short amount of time
- We teach what we know…software
- We care…















