In most cases, following published standards is convenient for users—it means that their programs or scripts will work more portably.
At long last, Google Sheets doesn't need a network LearnStreet puts the focus on the code The first thing you notice when you start the lessons on LearnStreet is the prominent code-entry screen on the right side of the window.
Under the code is the run environment that demonstrates the code you write.
The projects can be sorted by level beginner, intermediate, advanced and by category tools, games, and algorithms. LearnStreet also offers free courseware for teachers who want to instruct their students in coding.
Khan Academy lays a solid programming foundation The Khan Academy is famous for its ground-breaking video tutorials covering nearly every subject a student is likely to encounter.
The courses are divided into about a dozen categories, each of which has from three to 12 separate lessons. Each video lesson animates the coding technique in a window on the left and shows the result of the code running in a window on the right. After you watch the coding in action, you're challenged to write code that duplicates the operation.
When your code isn't quite right, the tutorial provides hints to help you spot and correct the problem. After the coding technique is demonstrated in a video, you're challenged to write code that executes the technique.
A space is provided for creating your own programs, which you can save in your profile and share with the world. You can also browse the programs written by other students. Like LearnStreet, teachers can sign up to be "coaches" for their students and manage their students' progress.
You can monitor your own progress and set goals for yourself in your dashboard, which prominently displays the badges you've won and your "energy points. The lessons in Codecademy's Ruby tutorial had me backing up and restarting several individual steps, even with the hints that the lessons offer to us tyro programmers when something's not running as expected.
Most of the Codecademy lesson screen is taken up by the window in which you enter code. The instructions for the step are in the left pane. The code window is prominent in the Codecademy's Ruby tutorial. The hints for correcting your coding mistakes aren't always as helpful as they could be.
After about a half-dozen attempts, I threw in the towel. As with most tutorials, you can't proceed to the next module until you complete the current one successfully.
Keeping it simple pays off for W3Schools. After I had stepped through the first half-dozen lessons, I found the pace of the lessons kept me interested without overwhelming me.
There are also demos for building a Web site, server technologies, and Web databases.
The lessons are at a slower pace than those of the other three tutorials I tried, and they entail lots of scrolling down the page. You read the instructions and are then shown the code. Click the Try It Yourself button to open a new browser window that lets you write and run the lesson's code.
Another dozen or so modules provide libraries, examples, and references. My certificate of completion is shown at the top of this post.Workbench User Guide Eclipse platform overview Getting started Basic tutorial The Workbench Editors and views Editors Views.
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