- Creating JSON documents from java classes using gson
- onRequestPermissionsResult (Fragment)
- addToBackStack (FragmentTransaction)
- getSystemService (Context)
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- LinkedHashMap (java.util)
LinkedHashMap is an implementation of Map that guarantees iteration order. All
optional operations a
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- TreeMap (java.util)
Walk the nodes of the tree left-to-right or right-to-left. Note that in
descending iterations, next
- 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
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