- Making http post requests using okhttp
- setRequestProperty (URLConnection)
- getSharedPreferences (Context)
- requestLocationUpdates (LocationManager)
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- Properties (java.util)
A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
- SortedMap (java.util)
A map that has its keys ordered. The sorting is according to either the natural
ordering of its keys
- GridBagLayout (java.awt)
The GridBagLayout class is a flexible layout manager that aligns components
vertically and horizonta
- BufferedImage (java.awt.image)
The BufferedImage subclass describes an java.awt.Image with an accessible buffer
of image data. All
- Annotation (javassist.bytecode.annotation)
The annotation structure.An instance of this class is returned bygetAnnotations() in AnnotationsAttr
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