Android best practices by Godfrey Nolan

By Godfrey Nolan

Android top Practices by way of Godfrey Nolan indicates you ways to make your Android apps stick out from the group with nice reports. Why accept simply making any Android app? construct a super Android app in its place that shall we your clients compliment it for ease of use, greater functionality, and extra. utilizing a chain of instance apps which progressively evolve all through this e-book, Android top Practices brings jointly present Android Read more...

summary: Android most sensible Practices by way of Godfrey Nolan exhibits you ways to make your Android apps stick out from the gang with nice stories. Why accept simply making any Android app? construct an excellent Android app in its place that shall we your clients compliment it for ease of use, larger functionality, and extra. utilizing a sequence of instance apps which steadily evolve all through this publication, Android top Practices brings jointly present Android top practices from consumer interface (UI)/user adventure (UX) layout, test-driven improvement (TDD), and layout styles (e.g., MVC) that can assist you take your app to the subsequent point. during this booklet you are going to how to: - Use Android layout styles for constant UI adventure on many units - Use agile thoughts resembling test-driven improvement, behavior-driven improvement, and non-stop integration - enhance the rate and performance of your app - set up an Android app utilizing layout styles reminiscent of MVC/MVP - Create and devour leisure and cleaning soap net prone Designing and constructing an app that runs good on many if no longer all of the major Android smartphones and pills this day may be some of the most daunting demanding situations for Android builders. good, this ebook takes a lot of the secret out of that for you. After interpreting and utilizing Android most sensible Practices, you are going to develop into a higher Android app dressmaker and developer, which in flip could make your apps greater positioned and extra profitable out there position

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Accessing arrays is much faster than accessing vectors, Strings, and StringBuffers. ” And while it’s less of an issue on Android, where SQLite is used more for client-side caching of information, there is no reason why EXPLAIN PLAN cannot still be very useful in your performance tuning. And don’t forget you can create indexes on SQLite, too, if you need them (see Figure 3-3). Figure 3-3. InsertHelper command for inserting large amounts of data or use compileStatement where appropriate. Don’t store the database on the SD Card.

Rule 2. ): Don’t do it yet. This can be interpreted in a number of ways. ” Avoid making the code too complicated. It also points to the fact that as computers and JIT compilers get more advanced, you probably won’t have to worry about it in six months, as the hardware will have overtaken any minimal optimizations that you can apply. What it doesn’t mean is to do nothing if your mobile app takes 10 or more seconds to load an activity and is a terrible user experience. Remember that whatever you thought was an acceptable time on the Web is most definitely not acceptable on a phone, whether that’s on Android or iOS.

There are two basic rules for writing efficient code:  Don’t do work that you don’t need to do.  Don’t allocate memory if you can avoid it. Mobile development is relatively simple right now; we don’t have the layers and layers of complexity that always appear as a technology matures, such EJBs. But it is inevitable that this is going to happen sooner or later on Android. People are already putting ORMs into their Android apps, so try to move to more of a TDD (test-driven development) model, and think about what you’re introducing.

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