Language Resources

Service Locator Design Pattern in Java: An Introduction, Class/Sequence Diagram, and Implementation

This post contains an article that takes a closer look at the service locator design pattern in java including a class/sequence diagram to easily understand.

January 21, 2022

by Ram N

· 29,787 Views · 4 Likes

Inspecting Joins in PostgreSQL

Postgres uses different algorithms for JOINs depending on the query. We can inspect the query plan to find which type in the article below.

Updated January 21, 2022

by Everett Berry

· 8,172 Views · 4 Likes

Optimization Techniques Using Java Streams

In this post, we'll focus on how to handle the post-processing of the data using Java Streams. We'll also see very powerful techniques to optimize and order the results.

Updated January 21, 2022

by Manu Barriola

· 15,238 Views · 10 Likes

What Is Applicative? Basic Theory for Java Developers

Are you a Java developer who wants to know the theory behind Applicatives? Here you will find a step-by-step tutorial that will help you understand them.

January 20, 2022

by Bartłomiej Żyliński

CORE

· 12,449 Views · 14 Likes

Exploring CockroachDB With Flyway Schema Migration Tool

Get familiar with Flyway and some of the new capabilities in CockroachDB leveraging schema migrations using a docker-compose environment.

January 20, 2022

by Artem Ervits

CORE

· 2,965 Views · 4 Likes

Exploring CockroachDB with ipython-sql and Jupyter Notebook

Here's how ipython-sql can be leveraged in querying CockroachDB.

January 20, 2022

by Artem Ervits

CORE

· 2,220 Views · 4 Likes

You're Running Untrusted Code!

The premise that the code that runs inside your infrastructure can be trusted is dangerous - on-premise or in the Cloud. Here are some arguments that support this claim.

January 20, 2022

by Nicolas Fränkel

· 4,463 Views · 4 Likes

Did You Know the Fastest Way of Serializing a Java Field Is Not Serializing It at All?

This article elaborates on different ways of serializing Java objects and benchmarks performance for the variants.

January 20, 2022

by Per-Åke Minborg

· 9,787 Views · 9 Likes

Get Out Early With Perl Statement Modifiers

Learn how to avoid deeply-nested conditions in your code with guard clauses using Perl’s statement modifiers.

January 20, 2022

by Mark Gardner

CORE

· 2,516 Views · 4 Likes

Leetcode: Improving String Performance in Swift

Get the most out of your Swift strings when using Leetcode.

January 19, 2022

by Pavel Plotnikov

· 3,697 Views · 13 Likes

Open-Source SPL That Can Execute SQL Without RDB

There is no RDB in many scenarios, such as encountering CSV/RESTful JSON /MongoDB and other data sources, or performing mixed calculations between these data sources.

January 19, 2022

by Jerry Zhang

· 5,592 Views · 4 Likes

AWS Lambda Versions and Aliases Explained By Example

Learn how to use AWS Lambda versions and aliases by means of a Java example. Create a simple AWS Java Lambda, create versions and use aliases for your environment.

January 18, 2022

by Gunter Rotsaert

CORE

· 5,612 Views · 6 Likes

Flyweight Design Pattern in Java

In this video tutorial, explore the Flyweight Design pattern in Java. This tutorial includes an introduction, real-time example, implementation, and key points.

January 18, 2022

by Ram N

· 6,431 Views · 4 Likes

PWA Push Notifications in JavaScript? Yes, You Can in 12 Steps!

Push notifications were a privilege for native apps, but now can be sent directly to a PWA. This tutorial discusses how to implement the Push API in 12 steps.

January 18, 2022

by Peter Eijgermans

· 20,085 Views · 5 Likes

JxBrowser and JCEF

Choosing a solution to embed Chromium into a cross-platform Java desktop application

January 17, 2022

by Vladyslav Lubenskyi

· 15,002 Views · 24 Likes

Top 5 Python Frameworks, Libraries, and Packages for Web Development

If you want to become a Python web developer and wondering which Python frameworks, libraries, and packages you can learn then you have come to the right place.

January 17, 2022

by Javin Paul

· 9,184 Views · 4 Likes