Protected apps

How to enable auto start permission programmatically for customized android OS?

Mi, Xiaomi, Oppo, Vivo, Huawei, LeTV, Asus like smartphone manufacturers are using a customized android OS that looks like and works differently than the stock android OS. Those manufacturers use lots of security functionality. Like your background service will be stopped after screen lock, the device will go to doze mode, foreground service will not […]

Factory Method

What is a Factory Method in Kotlin?

It’s a kinda Design Pattern. How and when do we need to use it? The Factory method is a creational pattern used to create objects when – A class cannot anticipate the type of objects it needs to create beforehand. You want to localize the logic to instantiate a complex object. You need several “constructors” […]

Generics in Kotlin

What are Generics in Kotlin?

They enable types (classes and interfaces) to be parameters when defining classes, interfaces, and methods/functions. Much like the more familiar formal parameters used in the method declarations, type parameters provide a way for you to re-use the same code with different inputs. Generic classes and methods combine reusability, type safety, and efficiency in a way […]

test foreground service

Foreground Services in Android, Kotlin

What is a foreground service in android? A foreground service runs in the background but must come with a notification, so the user knows it’s running on the OS. It’s used for tasks the user should be aware of that shouldn’t be killed by the OS, such as tracking on a run or playing music, […]

REQUEST_IGNORE_BATTERY_OPTIMIZATIONS Dialog

Android Ignore Battery Optimization Programmatically

We develop some android applications with foreground services that execute tasks for a long time. But from Android M or Android 6 or Marshmellow or API v23+, Android decided to put optimize for doze and app standby That causes the app to go to standby mode. The app cannot communicate with a server or do […]

Fetch Google Advertising Id Android, Kotlin coroutines

Nowadays we are using Google advertising id as a unique identifier besides IMEI, GSM subscriber id, Device id, etc. Let’s have a look at how we can retrieve or fetch google ads/advertisement id using Kotlin coroutines.

Companion Object In Kotlin

In Kotlin, If we want to write a function or member of a class that can be called without having the instance of the class, there comes the role of the companion object. So, by declaring the companion object, you can access the members of the class by name only. You can run it on […]

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