- Running tasks concurrently on multiple threads
- putExtra (Intent)
- startActivity (Activity)
- runOnUiThread (Activity)
- Permission (java.security)
Legacy security code; do not use.
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- 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
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- HttpServletRequest (javax.servlet.http)
Extends the javax.servlet.ServletRequest interface to provide request
information for HTTP servlets.
- Top 12 Jupyter Notebook extensions