- Making http post requests using okhttp
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- findViewById (Activity)
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- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- SortedMap (java.util)
A map that has its keys ordered. The sorting is according to either the natural
ordering of its keys
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- Handler (java.util.logging)
A Handler object accepts a logging request and exports the desired messages to a
target, for example
- Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or
colors in arbitrary
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