목록Android (22)

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[Instagram] 01. Navigation Bar (1/2 ~ 1/5)

1. Concepts 1) Android Support Design Library a) Google Doc : https://developer.android.com/topic/libraries/support-library/packages b) Design library for Coordinator Layout and Toolbars c) Add in build.gradle > com.android.support:design:28.0.0 2) Coordinator Layout and Toolbars a) What is Coordinator Layout? - Google Doc : https://developer.android.com/reference/android/support/design/widget/C..
Android/Clone-Project 2020. 1. 5. 22:21
[Java] Byte to binary String (Using for BT library)

Byte to binary String Sol 1) byte b1 = (byte) 129; String s1 = String.format("%8s", Integer.toBinaryString(b1 & 0xFF)).replace(' ', '0'); System.out.println(s1); // 1000v0001 Sol 2) byte b2 = (byte) 2; String s2 = String.format("%8S", Integer.toBinaryString(b2 & 0xFF)).replace(' ', '0'); System.out.println(s2); Ref) https://stackoverflow.com/questions/12310017/how-to-convert-a-byte-to-its-binary..
Android/Android 2019. 5. 29. 22:31
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