Android training in chandigarh (1)

Android Training in Chandigarh

What is Android It is an open-source operating system that is used basically on mobile devices, such as cell phones and tablets. It is a Linux kernel-based system that’s been supplied with rich components that allows developers to create and run apps that can perform both basic and advanced functions.

Android Architecture Android Architecture contains of 4 key components: Linux Kernel Libraries Android Framework Android Applications

Important Items

WHAT IS ADB? ADB stands for Android Debug Bridge. It is a command line tool that is used to communicate with the emulator instance. ADB can control your device over USB from a computer, copy files back and forth, install and uninstall apps, run shell commands, and more. It is a clientserver program that includes three components:

Dialog Box in Android ● AlertDialog : An alert dialogue box supports 0 to 3 buttons and a list of selectable elements. ● ProgressDialog : An extension to AlertDialog and you may add buttons to it. It shows a progress wheel or a progress bar. ● DatePickerDialog : It is used for selecting a date by the user. ● TimePickerDialog : It is used for selecting time by the user.

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