UML Training Classes in Grand Rapids, Michigan
Learn UML in Grand Rapids, Michigan 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 UML related training offerings in Grand Rapids, Michigan: UML Training
Course Directory [training on all levels]
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- Object-Oriented Programming in C# Rev. 6.1 
 17 November, 2025 - 21 November, 2025
- ASP.NET Core MVC (VS2022) 
 24 November, 2025 - 25 November, 2025
- Introduction to Spring 6, Spring Boot 3, and Spring REST 
 15 December, 2025 - 19 December, 2025
- RHCSA EXAM PREP 
 17 November, 2025 - 21 November, 2025
- Fast Track to Java 17 and OO Development 
 8 December, 2025 - 12 December, 2025
- See our complete public course listing 
Blog Entries publications that: entertain, make you think, offer insight
	 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.
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
It is rather unfortunate that in the ever changing and rapidly improving world of technology, we hardly remember the geniuses who through their inventions laid the foundation for many of the conveniences and features we now enjoy in our favorite communication devices.
This article is a tribute to the ten people who made these discoveries and an attempt to bring their achievements into the limelight.
1. Marty Cooper
Did you know that Cooper was the first to file the patent in 1973, when he was already working for Motorola for the “radio telephone system”. The Cooper’s Law is his brainchild and to think that he himself was inspired to come out with the patent was Star Trek and its Captain Kirk is indeed revealing.
	2. Mike Lazardidis
	 
A career in the field of software development remains immensely popular due to various factors. Chief among them of course is the higher compensation and lucrative pay scale in the IT industry when compared to other career options. In addition, the flexibility of work hours and the sheer sense of achievement experienced by one while creating new programs are unsurpassed by any other job.
Popularity and reach of Software Programs
Software programming has become a quintessential part of our day to day life, right from the smartphones in your pocket, to video gaming, and everything in between. The opportunities in this field are truly astounding. The niches for specializing are also diverse, from creating operating systems, to mobile app development, or web app development to name a few.
There are various ways in which you can distinguish yourself in the market for the much coveted title of software programmer. Here, we focus on some of them.
	 Once again Java tops C as the number one sought after programming language on the internet.  According TIOBE Programming Community Index for February 2013 and five search engines: Google, Bing, Yahoo!, Wikipedia, Amazon, YouTube and Baidu, Java regained its position after being bumped by C in May 2012.
 Once again Java tops C as the number one sought after programming language on the internet.  According TIOBE Programming Community Index for February 2013 and five search engines: Google, Bing, Yahoo!, Wikipedia, Amazon, YouTube and Baidu, Java regained its position after being bumped by C in May 2012.
Despite the recent urging by the U.S. Department of Homeland Security of computer users to disable or uninstall Java due to a flaw in Runtime Environment (JRE) 7, Java, has increased its market share of all languages by (+2.03%) in the past six months. The jump in Java’s popularity does not come as a surprise as the Android OS claims massive success in the mobile space. The top twelve programming languages listed in the index are:
- Java
- C
- Objective-C
- C++
- C#
- PHP
- Python
- (Visual) Basic
- Perl
- Ruby
- Java Script
- Visual Basic.NET
Also rising, Python and PHP which are competing to becoming the most popular interpreted language.
Tech Life in Michigan
| Company Name | City | Industry | Secondary Industry | 
|---|---|---|---|
| Lear Corporation | Southfield | Manufacturing | Automobiles, Boats and Motor Vehicles | 
| TRW Automotive Holdings Corp. | Livonia | Manufacturing | Automobiles, Boats and Motor Vehicles | 
| Spartan Stores, Inc. | Byron Center | Retail | Grocery and Specialty Food Stores | 
| Steelcase Inc. | Grand Rapids | Manufacturing | Furniture Manufacturing | 
| Valassis Communications, Inc. | Livonia | Business Services | Advertising, Marketing and PR | 
| Autoliv, Inc. | Auburn Hills | Manufacturing | Automobiles, Boats and Motor Vehicles | 
| Cooper-Standard Automotive Group | Novi | Manufacturing | Automobiles, Boats and Motor Vehicles | 
| Penske Automotive Group, Inc. | Bloomfield Hills | Retail | Automobile Dealers | 
| Con-Way Inc. | Ann Arbor | Transportation and Storage | Freight Hauling (Rail and Truck) | 
| Meritor, Inc. | Troy | Manufacturing | Automobiles, Boats and Motor Vehicles | 
| Visteon Corporation | Van Buren Twp | Manufacturing | Automobiles, Boats and Motor Vehicles | 
| Affinia Group, Inc. | Ann Arbor | Manufacturing | Automobiles, Boats and Motor Vehicles | 
| Perrigo Company | Allegan | Healthcare, Pharmaceuticals and Biotech | Pharmaceuticals | 
| BorgWarner Inc. | Auburn Hills | Manufacturing | Automobiles, Boats and Motor Vehicles | 
| Auto-Owners Insurance | Lansing | Financial Services | Insurance and Risk Management | 
| DTE Energy Company | Detroit | Energy and Utilities | Gas and Electric Utilities | 
| Whirlpool Corporation | Benton Harbor | Manufacturing | Tools, Hardware and Light Machinery | 
| Herman Miller, Inc. | Zeeland | Manufacturing | Furniture Manufacturing | 
| Universal Forest Products | Grand Rapids | Manufacturing | Furniture Manufacturing | 
| Masco Corporation Inc. | Taylor | Manufacturing | Concrete, Glass, and Building Materials | 
| PULTEGROUP, INC. | Bloomfield Hills | Real Estate and Construction | Real Estate & Construction Other | 
| CMS Energy Corporation | Jackson | Energy and Utilities | Energy and Utilities Other | 
| Stryker Corporation | Portage | Healthcare, Pharmaceuticals and Biotech | Medical Devices | 
| General Motors Company (GM) | Detroit | Manufacturing | Automobiles, Boats and Motor Vehicles | 
| Kellogg Company | Battle Creek | Manufacturing | Food and Dairy Product Manufacturing and Packaging | 
| The Dow Chemical Company | Midland | Manufacturing | Chemicals and Petrochemicals | 
| Kelly Services, Inc. | Troy | Business Services | HR and Recruiting Services | 
| Ford Motor Company | Dearborn | Manufacturing | Automobiles, Boats and Motor Vehicles | 
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 Michigan 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 UML programming
- Get your questions answered by easy to follow, organized UML experts
- Get up to speed with vital UML 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…














