Category: Tutorials, Tips and Demos

Tutorial: New Widgets, Part 3

Today’s tutorial discusses the remainder of the new widgets introduced recently, available in Daily Builds. These include the “table view,” “scroll view,” “picker wheel,” and “progress bar.” Read on to learn about the features of these new widgets and how to easily implement them into your Corona app.

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Tutorial: New Widgets, Part 2

After much anticipation, we’ve finally released the majority of new Corona widgets! All new widgets share a common trait: each has been written atop a new foundation that is more flexible and stable. Today’s tutorial outlines five of the new widgets — read further to learn how to implement them in your apps.

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Using Email Attachments (iOS)

Would you like to open an email attachment with your own custom extension directly in your iOS app? Today’s guest tutorial walks you through the essential steps, including the necessary additions to “build.settings” and the functions required to load an email attachment into your app’s local directory. Read further to learn how!

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Tutorial: Implementing Pinch-Zoom-Rotate

Many apps have a huge feature set but still function primarily with a single point of input: buttons, touch-drags, individual swipe actions, etc. However, even the most basic interface can benefit from the multitouch capabilities of modern devices; for example, zoom in and out on a background, scale/rotate objects and layers, etc. Today’s tutorial walks you through a full “pinch-zoom-rotate” methodology and includes a working module that you can incorporate into your own app.

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Tutorial: Utilizing time and dates

Working with “time” in any programming language can be confusing. Furthermore, it’s not always obvious what various time and date functions mean and how they behave. This week’s tutorial discusses some of these issues and shows you how to work with things like date calculations, time zones, and date formatting.

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Tutorial: Multi-element physics bodies

This week’s tutorial steps you through some advanced tactics involving multi-element physics bodies. Mutli-element bodies possess some valuable traits that joint-assembled bodies don’t — but they also present some quirks and hurdles. Learn how to work around some of those in your physics-based apps!

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Corona Holiday Gifts: Android Push and More!

Christmas came early for many Corona SDK developers! The team was very busy last week with a bunch of check-ins that rolled out to daily builds. There are many new features for you to explore, including native Twitter support (iOS 5 and 6), iAds support, and the much-anticipated Android push notifications. Please read about all of the holiday gifts that Corona has delivered today, and how to get started with push notifications in Android!

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Tutorial: the Ultimate “config.lua” File

A common question people ask when developing mobile apps is, “How do I support all of these different devices?” For iOS alone, we now have three basic screen “shapes” to contend with, in addition to multiple resolutions. Android phones/tablets, Kindle, and Nook add even more. Corona veteran and team member Rob Miracle shows you how to overcome this obstacle using a comprehensive, logical configuration file.

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