SQLite and PostgreSQL. If you want to convert PostgreSQL db from, for example, your server to SQLite then you will need to follow some rules. First of all you need to make a backup file of your current PostgreSQL database. Via CLI it will look like pg_dump --clean --create --inserts…

How to make your phone vibrate? Short tips Kotlin extensions are one of the many nice features of the language. They let us to write more elegant and more readable code in DRY(don’t repeat yourself) style. One of my lovely useful extensions is phone vibration fun Any.vibratePhone(duration: Long = 200L)…

Simple example how to implement OnClickListener for RecyclerView item HOF — higher order functions — make your code a little bit better In mathematics and computer science, a higher-order function is a function that does at least one of the following: - takes one or more functions as arguments (i.e. procedural parameters), - returns a function as its result. …

This article first time was published by me on my employer’s website(thanks for all MSApps). But it is time to collect all stuff here(because I want to manage it by myself and sometimes reference to there needs to be updated for some reasons) Software design pattern is a general, reusable…