Merging Android LiveData
Learn how to combine two LiveData objects into a single stream of merged Android LiveData using MediatorLiveData.
Android Chips Example: Material Design
Google’s material design has been evolving year by year. At first when Material Design was introduced a lot of new components were listed in its documentation. But their implementation or official widgets were not released at that time. But with every support library release, few new significant components are released. With […]
Android AutoCompleteTextView: Suggestions from Web Service Call
When building a mobile app, one of the most basic things to have in an app is an auto suggest box. It is such a common widget that anyone who’s using an app expects it to be there. But recently I realized that not many Android autocomplete examples exist on […]
Introducing Android Mobile Vision API
In August 2015, Google announced the release of Android Mobile Vision API. At that time this API had mainly three components Face Detection, Barcode scanner and ways to capture the tracking of objects in real time. But later on some bugs were found in its implementation, due to which the access […]
Android Face Detection Example
Nowadays face filter apps are one of the most common apps available on a users phone, where a user can apply various funny filters on their face pictures. Interestingly the base tech that powers these sort of apps is similar to what we are going to discuss in this tutorial. […]
Android Bottom Navigation Bar Example
Its been a while since Google introduced Material Design, but recently with Design Support Library v25 they released a new widget to make an Android Bottom Navigation Bar, as described in the official material design specs. This new navigation component is called the BottomNavigationView and as mentioned, its packaged under the design […]
Optical Character Recognition on Android – OCR
Android itself is a smart OS, still it lacked a very basic feature of text recognition. But not anymore; with the official Optical Character Recognition API of Android and the Mobile Vision library, now Android can perform OCR very efficiently and correctly. I did a very basic feature test to […]
Android Example – Programmatically Scan QR Code and Bar Code
Often when building Android apps, we encounter situations where it is required to scan a bar code or QR code. Now as difficult as it sounds, the complex code it has if you plan to write your own scanning algorithm. But this is the place where new and improved Mobile […]
Android Bottom Sheet Example
When in 2014, Google introduced Material Design, they introduced many new design components, like Floating Action button, Tabs, Cards, and Bottom Sheets for Android. Although most of the new components were not available for Android at that moment. But over time they released a support library by the name of Design Support Library. […]
Image Recognition on Andorid with Google Cloud Vision API
Google introduced a new API called the Google Cloud Vision API. This API has full potential to understand the contents of an image by using the Google’s machine learning platform and TensorFlow. It allows the API to process individual pieces of an image separately and return the results really fast in a unified […]