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Author: Paul Lefebvre

Conditional Breakpoints

You can set breakpoints in your Xojo code that cause the debugger to appear when the line of code with the breakpoint is reached. This is incredibly handy to help understand and test your code.

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Xojo Programming Language: 6 Fascinating Facts

Xojo is similar to VB, Java and C#

The Xojo programming language is fully object-oriented and uses an object model that is quite similar to VB, Java and C#. If you are used those languages at all, you’ll be right at home with Xojo.

Available since 1998, Xojo was one of the first languages to use Automatic Reference Counting (ARC), something that other languages such as Swift and Objective-C now use. Xojo is type-safe and fully object-oriented making it easy to learn and use, but it also has advanced features such as namespaces, extension methods, exception handling, introspection, delegates and more.

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Easy as Pi: GPIO updates

We are always keen to see apps and projects that Xojo developers have made for their Raspberry Pi 2 and Raspberry Pi 3 single-board computers. Especially since Xojo 2019r1 when building for Pi Desktop and Console is free with Xojo Pi!

I am pleased to announce some updates to our GPIO project to make it even easier to use more types of hardware in your Raspberry Pi projects.

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The Chinook Sample Database

Have you ever needed or wanted a populated sample database with several related tables to play around with? Perhaps you are learning about databases and database design or perhaps you want to try out a new tool such as Xojo but want a pre-build database to start with.

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Code Refactoring Tools

Wikipedia defines Code Refactoring as:

the process of restructuring existing computer code – changing the factoring – without changing its external behavior. Refactoring improves nonfunctional attributes of the software.

Did you know that Xojo has a bunch of refactoring features that can help make this process more efficient?

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Headless Pi: Using Xojo and Raspberry Pi Without a Display

You don’t need to hook up your Pi to a physical display, keyboard and mouse. You can set up VNC on the Pi so you can remotely connect to it.

My Raspberry Pi 2 sits on my desk next to one of my speakers. It’s not hooked up to any display. I use a combination of SSH, SFTP and VNC when I need to work with it.

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