- Making http post requests using okhttp
- findViewById (Activity)
- scheduleAtFixedRate (Timer)
- getApplicationContext (Context)
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- TimeZone (java.util)
TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
- XPath (javax.xml.xpath)
XPath provides access to the XPath evaluation environment and expressions.
Evaluation of XPath Expr
- LoggerFactory (org.slf4j)
The LoggerFactory is a utility class producing Loggers for various logging APIs,
most notably for lo
- Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or
colors in arbitrary
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