- Making http post requests using okhttp
- getSharedPreferences (Context)
- getSystemService (Context)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- FileReader (java.io)
A specialized Reader that reads from a file in the file system. All read
requests made by calling me
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- Properties (java.util)
A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
- Table (com.google.common.collect)
A collection that associates an ordered pair of keys, called a row key and a
column key, with a sing
- JOptionPane (javax.swing)
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