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930 results

Otavio Santana
Optional in Java - When better code is not an alternative

Since Java 8, Java Developers have one good way to avoid the classic NullPointerException. However, it is still a problem to use ...

23:13
Optional in Java - When better code is not an alternative

2,737 views

3 years ago

Coding wala Shree
🚀 Java 8 Optional Class | Say Goodbye to NullPointerExceptions | Best Practices & Key Methods

"Are null values causing headaches in your Java projects?" Learn how to eliminate NullPointerExceptions using the powerful ...

41:45
🚀 Java 8 Optional Class | Say Goodbye to NullPointerExceptions | Best Practices & Key Methods

1,401 views

1 year ago

Ivan Ponomarev
Mainor 2022: Java Streams & Optionals

Slides: https://inponomarev.github.io/java-mipt/slides09/index-en.html#/ Eesti Ettevõtluskõrgkool Mainor, March 8th, 2022.

1:32:27
Mainor 2022: Java Streams & Optionals

487 views

3 years ago

Coding wala Shree
Java Stream API – Terminal Operations: findFirst, findAny, allMatch, anyMatch, noneMatch | PART 7

Java Stream API Terminal Operations Explained In this video, we explore 5 powerful terminal operations in the Java Stream API: ...

21:54
Java Stream API – Terminal Operations: findFirst, findAny, allMatch, anyMatch, noneMatch | PART 7

93 views

7 months ago

Toronto Java Users Group
2015-09 Category Theory in Functional Programming

The main talk starts at 10:16 This month, Angelo Genovese will introduce a few of the structures in functional programming that ...

1:11:10
2015-09 Category Theory in Functional Programming

3,049 views

10 years ago

Toronto Java Users Group
2014-01 Introduction to Scala

The main presentation starts at 6:03. Christian Sadilek and Donny Nadolny provide an introduction to the Scala programming ...

1:28:14
2014-01 Introduction to Scala

25,991 views

11 years ago

Andy Balaam
What's new in Java 8

It's all about functional programming - Andy Balaam takes you through the new stuff in Java 8, including some good things, some ...

30:36
What's new in Java 8

1,005 views

9 years ago

Deven Phillips
January 2018 - Boston Java - Evolution Of Collections API

Learn about the massive changes in the Java Collections API since Java 7 and going through Java 10.

1:22:39
January 2018 - Boston Java - Evolution Of Collections API

123 views

Streamed 7 years ago

Confreaks
LambdaConf 2015 - Idiomatic Scala  Your Options Do Not Match   Marconi Lanna

The Scaladoc page for Option says: "The most idiomatic way to use a scala.Option instance is to treat it as a collection or monad ...

25:48
LambdaConf 2015 - Idiomatic Scala Your Options Do Not Match Marconi Lanna

2,704 views

10 years ago

Voxxed Days Luxembourg
Pragmatic Functional Refactoring with Java 8  (Richard Warburton)

Conference by Richard Warburton Slides: ...

44:53
Pragmatic Functional Refactoring with Java 8 (Richard Warburton)

809 views

9 years ago

Toronto Java Users Group
2025-07 JSpecify and the Nullness Checker: Avoiding Null Pointer Exceptions

Presented by: Werner Dietl Null pointer exceptions are the bane of programmers and have been called the "billion dollar mistake".

1:26:39
2025-07 JSpecify and the Nullness Checker: Avoiding Null Pointer Exceptions

131 views

5 months ago

Paul King - Erindale SS (2322)
ICS3U: Functions in Java

Functions in Java are required in Grade 11 for the university track, but are optional for the College track and for grade 10.

30:04
ICS3U: Functions in Java

27 views

5 years ago

Bulgarian Java User Group
Scala - one step ahead, Vassil Dichev

Vassil's talk at the first edition of the jPrime conference (27.05.2015) Vassil DichevThe Scala Guy Did you know that the current ...

50:01
Scala - one step ahead, Vassil Dichev

302 views

10 years ago

ScalaIO FR
Joost Heijkoop & Urs Peter - Kotlin vs Scala

We have almost 20 years of Scala experience between us and have experience with many other languages. Recently we have ...

59:16
Joost Heijkoop & Urs Peter - Kotlin vs Scala

3,979 views

7 years ago

Zürich Friends of Haskell
Eliane Schmidli -- An Introduction to Functional Reactive Programming and Yampa - HaskellerZ 2/2023

Reactive applications (for instance in robotics, graphical user interfaces, or gaming) are difficult to program. Most such ...

58:35
Eliane Schmidli -- An Introduction to Functional Reactive Programming and Yampa - HaskellerZ 2/2023

1,173 views

2 years ago

nipafx
Java 12 Experiments (Live Stream)

My first live stream! I dug around in Java 12, cataloging new features and experimenting with a few of them, most notably ...

2:42:03
Java 12 Experiments (Live Stream)

1,304 views

6 years ago

Bulgarian Java User Group
JDK 8: Lessons Learnt With Lambdas and Streams - Simon Ritter

Simons talk on jPrime'2016 https://2016.jprime.io.

50:49
JDK 8: Lessons Learnt With Lambdas and Streams - Simon Ritter

2,159 views

9 years ago

Engineering Community
Functional Refactoring with Java 8 by Taras Kogut (Ukr)

Java 8 recently introduced new features (lambda expressions and method references) and APIs (Streams, Optional and ...

33:46
Functional Refactoring with Java 8 by Taras Kogut (Ukr)

172 views

10 years ago

José A. Alonso
Definiciones de tipos en Haskell

En este vídeo se estudia cómo definir en Haskell nuevos tipos de datos y funciones sobre dichos tipos. Concretamente, se ha ...

1:52:44
Definiciones de tipos en Haskell

1,519 views

5 years ago

nipafx
Use Builders... Cautiously - Effective Java, Item 2

The builder pattern is a powerful tool to ease the instantiation of complex classes. Whether constructor parameters are too ...

25:16
Use Builders... Cautiously - Effective Java, Item 2

2,856 views

7 years ago