Before session 4
Strings. Files. Lists
Objectives:
When you finish this module, you will
- explain terms: lists, wrapper class.
- gets information from API about classes:
String,StringBuilder,File,Scanner,PrintWriter,ArrayListandHashMap. - reads data from a file and writes data into the file;
- names the main differences between arrays and lists.
Topics
- 4.1 Strings class methods
- 4.2 StringBuilder class methods
- 4.3 Wrapper class
- 4.4 Files
- 4.5 ArrayList
- 4.6 HashMap
- 4.7 Tasks
NB! Watch the video in youtube if you need the subtitles!
Alternative materials
- in English: Chapter 6.1-6.3, 10.1
- in Estonian: here