- Making http post requests using okhttp
- getExternalFilesDir (Context)
- getApplicationContext (Context)
- getSystemService (Context)
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- SortedMap (java.util)
A map that has its keys ordered. The sorting is according to either the natural
ordering of its keys
- TreeMap (java.util)
Walk the nodes of the tree left-to-right or right-to-left. Note that in
descending iterations, next
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- BoxLayout (javax.swing)
- Github Copilot alternatives