View value of Password EditText while a button is pressed

References https://stackoverflow.com/questions/28185979/view-value-of-password-edittext-while-a-button-is-pressed

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Transparent ProgressDialog with ProgressBar

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Hash String via SHA-256 in Android

References https://stackoverflow.com/questions/3103652/hash-string-via-sha-256-in-java

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MQTT Topics & Best Practices

Here are a few example topics:

Wildcards Single Level: + Multi Level: # References https://www.hivemq.com/blog/mqtt-essentials-part-5-mqtt-topics-best-practices

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How to Use CommandLineRunner in Spring Boot Application

References https://www.quickprogrammingtips.com/spring-boot/how-to-use-commandlinerunner-in-spring-boot-application.html http://therealdanvega.com/blog/2017/04/07/spring-boot-command-line-runner

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Integrate Facebook Login with your Android Application

Follow this QuickStart for Facebook Login for Android https://developers.facebook.com/docs/facebook-login/android Link the Facebook SDK

Edit Your Manifest Open your /app/src/main/res/values/strings.xml file

Open the […]

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