GeezerVison is showing stackabuse.com — java - Stack Abuse

java

Articles: 290

Recently published

Article

How to List All Kafka Topics

If you've stumbled upon this article, chances are you've already been working with Apache Kafka, the open-source distributed streaming platform that has gained significant popularity for its ability to handle large-scale, real-time data processing. In this article, we'll dive into the nitty-gritty of managing and monitoring Kafka topics. Topics are...

Scott Robinson

Apr 19, 2023·8 min read

Article

Purging Kafka Topics

If you've been working with Kafka for a while, you're probably aware of the importance of properly managing your Kafka topics. As the backbone of your data streaming infrastructure, well-organized topics can keep your system running smoothly and efficiently, while ensuring that you're making the most out of the valuable...

Scott Robinson

Apr 13, 2023·9 min read

Byte

Java: Convert Int to a Byte

In Java, an int is a 32-bit signed integer, while a byte is a 8-bit signed integer. Converting an int to a byte can be useful in certain situations, such as when working with binary data or when sending data over a network. In this article, we will explore different...

Scott Robinson

Jan 24, 2023·12 min read

Byte

Java Regular Expressions - Validate IP Addresses

Regular Expressions are widely-applicable and used to match patterns in text, whether for search, validation or other processing. A common way to use them is to check whether a number is valid - i.e. follows a pattern. IP addresses follow a particular pattern, and can be tested with Regular...

Guest Contributor

Jan 11, 2023·4 min read

Byte

Java Regular Expressions - Validate SSN

Regular Expressions are widely-applicable and used to match patterns in text, whether for search, validation or other processing. A common way to use them is to check whether a number is valid - i.e. follows a pattern. SSNs (Social Security Numbers) follow a particular pattern, and can be tested...

David Landup

Jan 10, 2023·3 min read

Byte

Java 8 - Collect and Turn Stream into Singleton Set

In this short Byte - we'll take a look at how you can collect and turn a list into a singleton set in Java, using the Functional API, and paired with the collectingAndThen() collector. Advice: If you'd like to read more about collectingAndThen() - read our in-depth "Guide to...

David Landup

Jan 09, 2023·6 min read

Byte

Java 8 - Collect and Shuffle List or Stream

In this short Byte - we'll take a look at how you can collect and shuffle a list in Java, using the Functional API, and paired with the collectingAndThen() collector. Advice: If you'd like to read more about collectingAndThen() - read our in-depth "Guide to Java 8 Collectors: collectingAndThen(...

David Landup

Jan 06, 2023·4 min read

Byte

Java 8 - Collect and Slice List or Stream

In this short Byte - we'll take a look at how you can collect and slice a list in Java, using the Functional API, and paired with the collectingAndThen() collector. Advice: If you'd like to read more about collectingAndThen() - read our in-depth "Guide to Java 8 Collectors: collectingAndThen(...

David Landup

Jan 05, 2023·5 min read

Byte

Java: Get Number of Elements in a List

Getting the number of elements in a list is a common operation during software development. In Java - fetching the length of a list is done via the size() method, which accesses the cached length of the list in O(1) lookup time. List<Integer> arrayList = List.of(...

David Landup

Nov 16, 2022·5 min read