- Reading from database using SQL prepared statement
- scheduleAtFixedRate (Timer)
- getExternalFilesDir (Context)
- getSystemService (Context)
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- PriorityQueue (java.util)
A PriorityQueue holds elements on a priority heap, which orders the elements
according to their natu
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
- Annotation (javassist.bytecode.annotation)
The annotation structure.An instance of this class is returned bygetAnnotations() in AnnotationsAttr
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