- Making http post requests using okhttp
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- getOriginalFilename (MultipartFile)
Return the original filename in the client's filesystem.This may contain path
information depending
- getExternalFilesDir (Context)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- System (java.lang)
Provides access to system-related information and resources including standard
input and output. Ena
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- TimeZone (java.util)
TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
- ImageIO (javax.imageio)
- Top 12 Jupyter Notebook extensions