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Ivan Polovyi

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Level Up Coding

Java Stream API: Mastering Collectors

When working with Streams, we need a final result, whether it’s a single value, a collection, or an array of values. Transforming a Stream…

Sep 2, 2024

Java Stream API: Mastering Collectors

Sep 2, 2024

Published in
Level Up Coding

Java Nested Types

The Java programming language offers a diverse set of tools to build robust and organized applications. Among these tools are nested types…

Dec 9, 2024

Java Nested Types

Dec 9, 2024

Published in
Level Up Coding

Java Date and Time API: Mastering Zoned and Offset Date-Time for Effective Time Zone Management

Globalization has brought new challenges for programmers, with managing date and time across various time zones being a key issue…

Sep 27, 2024

Java Date and Time API: Mastering Zoned and Offset Date-Time for Effective Time Zone Management

Sep 27, 2024

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Javarevisited

Mastering the Java Time API: A Comprehensive Guide

Java 8 is often celebrated for introducing functional programming features, but it also brought another significant enhancement that…

Sep 19, 2024

Mastering the Java Time API: A Comprehensive Guide

Sep 19, 2024

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Level Up Coding

Java Stream API: Mastering Reduction Operations

When working with Java Streams, a common task is to transform a stream into a single value. This might involve reducing the stream to one…

Aug 27, 2024

Java Stream API: Mastering Reduction Operations

Aug 27, 2024

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Level Up Coding

Java Stream API: Mastering Terminal Operations with Find and Match

One common reason to process a stream of elements is to find or match specific items within it. The Stream API provides a variety of…

Aug 25, 2024

Java Stream API: Mastering Terminal Operations with Find and Match

Aug 25, 2024

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Level Up Coding

Java Stream API: Exploring Mapping Operations

The Stream API allows us to manipulate data in various ways. One of the most common use cases is transforming data from one type or form to…

Aug 23, 2024

Java Stream API: Exploring Mapping Operations

Aug 23, 2024

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Level Up Coding

Java Stream API: Exploring Intermediate Operations

Intermediate operations are crucial in stream processing, and the Stream API offers a wide range of these powerful tools. Mastering them is…

Aug 20, 2024

Java Stream API: Exploring Intermediate Operations

Aug 20, 2024

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Level Up Coding

Java Stream API: Exploring Methods for Creating Streams

Java 8 introduced the Stream API, which revolutionized the language by enabling both imperative and functional programming styles. This…

Aug 18, 2024

Java Stream API: Exploring Methods for Creating Streams

Aug 18, 2024

Published in
Level Up Coding

Mastering Java Collections: Exploring the Queue Interface

The Java Collection API offers a diverse range of data structure types to suit various needs. While ArrayList, Set, and Map are among the…

Aug 9, 2024

Mastering Java Collections: Exploring the Queue Interface

Aug 9, 2024

Ivan Polovyi

Ivan Polovyi

I am a Java Developer | OCA Java EE 8 | Spring Professional | AWS CDA | CKA | DCA | Oracle DB CA. I started programming at age 34 and still learning.

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