---
title: "#predicate articles | Hashnode"
description: "Explore 4 articles tagged #predicate on Hashnode. Tutorials, guides, and how-tos from the community."
url: "https://hashnode.com/tag/predicate"
---

Tag

# #predicate

4 posts · 0 followers

[Philicare](https://hashnode.com/@philicare) · [Dec 2, 2025](https://hashnode.com/posts/semi-predicate-methods/692eaac1d662d584fcc23ffe)

### [Semi-predicate methods](https://langage-ruby.hashnode.dev/semi-predicate-methods?utm_source=hashnode&utm_medium=feed)

In many languages, “predicates” are methods that return either true or false. In Ruby, they’re traditionally marked with a trailing question mark. def are\_you\_ok? if yes true else false end end This question mark is only a convention. ...

1 min read · [langage-ruby.hashnode.dev](https://langage-ruby.hashnode.dev/semi-predicate-methods?utm_source=hashnode&utm_medium=feed)

[Abheeshta P](https://hashnode.com/@abheeshta) · [Nov 25, 2025](https://hashnode.com/posts/java-series-7-functional-programming-and-java-8-the-big-shift/69254c6661688f092ab5a611)

### [Java Series #7: Functional Programming & Java 8 - The Big Shift](https://abheeshta-java.hashnode.dev/java-series-7-functional-programming-and-java-8-the-big-shift?utm_source=hashnode&utm_medium=feed)

Mastering Java 8 Functional Programming — Lambdas, Streams, and Modern Java Features

5 min read · [abheeshta-java.hashnode.dev](https://abheeshta-java.hashnode.dev/java-series-7-functional-programming-and-java-8-the-big-shift?utm_source=hashnode&utm_medium=feed)

[Sergey Shishkin](https://hashnode.com/@Serj-Aleks) · [Jun 5, 2025](https://hashnode.com/posts/predikaty/68414024e814614023f78eb8)

### [Предикаты](https://serj-aleks.hashnode.dev/predikaty?utm_source=hashnode&utm_medium=feed)

Мне не нравится как интерпретируется “логика предикаций” (высказываний, первого порядка …), считаю, что как теория она не до концептуализирована, собственно, сам ее предмет - не определен как информационная структура и, как правило, все сводится, фак...

1 min read · [serj-aleks.hashnode.dev](https://serj-aleks.hashnode.dev/predikaty?utm_source=hashnode&utm_medium=feed)

[Abhinav Pandey](https://hashnode.com/@TheSeerProgrammer) · [Jul 30, 2023](https://hashnode.com/posts/streamlining-your-codebase-a-deep-dive-into-java-8s-predicate-consumer-and-supplier/64c647a6460e695d1a8df517)

### [Streamlining Your Codebase: A Deep Dive into Java 8's Predicate, Consumer, and Supplier](https://theseerprogrammer.hashnode.dev/streamlining-your-codebase-a-deep-dive-into-java-8s-predicate-consumer-and-supplier?utm_source=hashnode&utm_medium=feed)

From Anonymous Classes to Lambdas: Harnessing Predicate, Consumer, and Supplier in Java 8

5 min read · [theseerprogrammer.hashnode.dev](https://theseerprogrammer.hashnode.dev/streamlining-your-codebase-a-deep-dive-into-java-8s-predicate-consumer-and-supplier?utm_source=hashnode&utm_medium=feed)