- Running tasks concurrently on multiple threads
- setScale (BigDecimal)
- setRequestProperty (URLConnection)
- startActivity (Activity)
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- Deque (java.util)
A linear collection that supports element insertion and removal at both ends.
The name deque is shor
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- List (java.util)
An ordered collection (also known as a sequence). The user of this interface has
precise control ove
- Logger (org.slf4j)
The org.slf4j.Logger interface is the main user entry point of SLF4J API. It is
expected that loggin
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