Android app development tidbits (1)

DataStore heavily promoted by Google may be good for Kotlin-based code but is practically unusable for Java-based code unless a helper/wrapper is created to help use it.

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Principle of ListView and RecyclerView of Android

There are four components in using ListView or its better version RecyclerView: The adapter links a list to the instances of ViewHolder (via onBindViewHolder) each of which corresponds to an item and inflates the layout that displays the item. Each view model corresponds to an item,…

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Hong

Distribute to Android TV

Google's official document is good but has a serious flaw that can cost developers a lot of time. "4. Opt-in to Android TV and publish" is grossly inaccurate. It is under Setup > Advanced settings> Release types, not Pricing and Distribution that actually does not exist.

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Hong

QuickBooks tidbits

The basic idea of QuickBooks is very simple: The user records transactions, QuickBooks takes care of everything else. Therefore the key for the user is to have a good understanding of all kinds of transactions. A transaction is simply a process of money going from a source…

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