- Creating JSON documents from java classes using gson
- scheduleAtFixedRate (Timer)
- setScale (BigDecimal)
- getApplicationContext (Context)
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- SQLException (java.sql)
An exception that indicates a failed JDBC operation. It provides the following
information about pro
- LinkedHashMap (java.util)
LinkedHashMap is an implementation of Map that guarantees iteration order. All
optional operations a
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
- TimeUnit (java.util.concurrent)
A TimeUnit represents time durations at a given unit of granularity and provides
utility methods to
- Collectors (java.util.stream)
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