- Making http post requests using okhttp
- setRequestProperty (URLConnection)
- onCreateOptionsMenu (Activity)
- getSupportFragmentManager (FragmentActivity)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- Enumeration (java.util)
A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Manifest (java.util.jar)
The Manifest class is used to obtain attribute information for a JarFile and its
entries.
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