- Making http post requests using okhttp
- scheduleAtFixedRate (Timer)
- addToBackStack (FragmentTransaction)
- getSharedPreferences (Context)
- System (java.lang)
Provides access to system-related information and resources including standard
input and output. Ena
- Socket (java.net)
Provides a client-side TCP socket.
- URI (java.net)
A Uniform Resource Identifier that identifies an abstract or physical resource,
as specified by RFC
- StringTokenizer (java.util)
Breaks a string into tokens; new code should probably use String#split.>
// Legacy code:
StringTo
- ZipFile (java.util.zip)
This class provides random read access to a zip file. You pay more to read the
zip file's central di
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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