안드로이드 tools 이름공간에 대하여.. about android tools namespace. | by 심석보 | To Epic Fail
What is tools:context in Android layout files?
help me get past this error causing line : tools:context=".MainActivity" : r/AndroidStudio
Android studio wont apply any UI changes from activity_main anymore to nether physical nor emulated phones anymore. How do I fix this? Other code changes still apply, so far, just activity_main is
Android Lint Framework — An Introduction | by Saurabh Mishra | ProAndroidDev
What's "tools:context" in Android layout files? - YouTube