- Start an intent from android
- addToBackStack (FragmentTransaction)
- setContentView (Activity)
- putExtra (Intent)
- String (java.lang)
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Locale (java.util)
Locale represents a language/country/variant combination. Locales are used to
alter the presentatio
- TreeMap (java.util)
Walk the nodes of the tree left-to-right or right-to-left. Note that in
descending iterations, next
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- From CI to AI: The AI layer in your organization