- Running tasks concurrently on multiple threads
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- findViewById (Activity)
- getExternalFilesDir (Context)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- IOException (java.io)
Signals a general, I/O-related error. Error details may be specified when
calling the constructor, a
- OutputStream (java.io)
A writable sink for bytes.Most clients will use output streams that write data
to the file system (
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- Top 12 Jupyter Notebook extensions