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Java Streams API

2h 33m 12s
English
Paid

Course description

Functional programming is becoming very popular and it focuses around pure functions. Functional applications avoid the shared state, and tend to be more concise and predictable than those using object-oriented code. In this course you will learn you how to move away from imperative to declarative programming allowing you to write less code and focus on what is important when build applications.

Read more about the course
  • What is functional programming ?
  • Stream API
  • Transformations with Map, Reduce and FlatMap
  • Filtering with Filter, TakeWhile
  • Collectors
  • Statistics
  • Grouping
  • Sorting

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#1: Intellij

All Course Lessons (49)

#Lesson TitleDurationAccess
1
Intellij Demo
01:21
2
Clone
03:43
3
Codebase Walkthrough and Start Branch
03:04
4
Java Streams
03:30
5
How Streams Work
03:27
6
Getting Started With Streams
06:30
7
Exercise
00:59
8
Impretive Solution
01:52
9
Declarative Solution
04:08
10
Visualize Streams
02:13
11
IntStreams
03:54
12
Exercise
00:28
13
Exercise Solution
02:03
14
InsStream Iterate
02:07
15
Other Types of Steams
01:30
16
Finding Minimum Number
03:35
17
Finding Maximum Number
01:39
18
Distinct
02:51
19
Collecting to Set
02:41
20
Filter
04:20
21
Take While
03:23
22
Drop While
02:46
23
Find First
03:10
24
Find Any
02:36
25
AllMatch and AnyMatch
04:36
26
Map
09:54
27
Exercises
00:39
28
Exercise Solution
01:56
29
Reduce
04:01
30
Exercise
01:03
31
Exercise Sol
02:30
32
Flatmap List of Lists
02:16
33
Flatmap List of Optionals
03:19
34
Count
04:00
35
Min Max without comparators
02:02
36
Average and Sum
02:22
37
Summary Statistics
03:39
38
GroupBy
05:00
39
Grouping and Counting
03:33
40
Sorting Elements
03:48
41
Sorting Objects
06:07
42
Exercise
00:25
43
Exercise Solution
02:07
44
Joining Strings Exercise
01:24
45
Joining Strings Exercise Solution
03:50
46
Understanding Collectors
06:20
47
Collectors and Combiner
02:47
48
Streams Are Lazy
03:22
49
How Streams Process Data.cmproj
04:22

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