- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (Timer)
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- FileReader (java.io)
A specialized Reader that reads from a file in the file system. All read
requests made by calling me
- IOException (java.io)
Signals a general, I/O-related error. Error details may be specified when
calling the constructor, a
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- URLEncoder (java.net)
This class is used to encode a string using the format required by
application/x-www-form-urlencoded
- LinkedList (java.util)
Doubly-linked list implementation of the List and Dequeinterfaces. Implements
all optional list oper
- GridBagLayout (java.awt)
The GridBagLayout class is a flexible layout manager that aligns components
vertically and horizonta
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