{"id":16112611,"url":"https://github.com/mfvanek/java-experiments","last_synced_at":"2025-07-22T10:34:20.542Z","repository":{"id":118794976,"uuid":"578088017","full_name":"mfvanek/java-experiments","owner":"mfvanek","description":"Experiments with Java","archived":false,"fork":false,"pushed_at":"2025-03-07T12:15:58.000Z","size":566,"stargazers_count":5,"open_issues_count":4,"forks_count":2,"subscribers_count":1,"default_branch":"master","last_synced_at":"2025-03-16T14:39:15.479Z","etag":null,"topics":["gradle","gradle-8","hacktoberfest","java","kotlin-dsl","spring","spring-6","spring-boot","spring-boot-3","testcontainers"],"latest_commit_sha":null,"homepage":"","language":"Java","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/mfvanek.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2022-12-14T08:23:25.000Z","updated_at":"2025-03-07T12:16:01.000Z","dependencies_parsed_at":"2023-10-03T11:44:27.287Z","dependency_job_id":"9a55483e-d5fc-4372-a58f-4c8582e84a32","html_url":"https://github.com/mfvanek/java-experiments","commit_stats":{"total_commits":148,"total_committers":5,"mean_commits":29.6,"dds":0.2702702702702703,"last_synced_commit":"c85c7a2e8f15b5fc6f8ed50c51e6abde3d65294d"},"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mfvanek%2Fjava-experiments","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mfvanek%2Fjava-experiments/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mfvanek%2Fjava-experiments/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mfvanek%2Fjava-experiments/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/mfvanek","download_url":"https://codeload.github.com/mfvanek/java-experiments/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":243911237,"owners_count":20367649,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["gradle","gradle-8","hacktoberfest","java","kotlin-dsl","spring","spring-6","spring-boot","spring-boot-3","testcontainers"],"created_at":"2024-10-09T20:08:43.320Z","updated_at":"2025-03-18T09:31:11.364Z","avatar_url":"https://github.com/mfvanek.png","language":"Java","funding_links":[],"categories":[],"sub_categories":[],"readme":"# java-experiments\nGradle multi-module project for experiments with Java\n\n[![Java CI](https://github.com/mfvanek/java-experiments/actions/workflows/gradle.yml/badge.svg)](https://github.com/mfvanek/java-experiments/actions/workflows/gradle.yml)\n\n## Modules\n* [Spring Boot 2 app with custom BOM](spring-boot-2-app-example%2FREADME.md)\n* [Spring Boot 3 app with PostgreSQL cluster](spring-boot-app-example%2FREADME.md)\n\n## Useful Java links\n\n### Open Source\n\n* [Open sourcing a library: how hard can that be? by Johan Hutting](https://www.youtube.com/watch?v=uR3rRvg9J5E)\n* [The Secret Life of Maven Central by Jamie Coleman](https://www.youtube.com/watch?v=0A53s8ktN0M)\n\n### How to tune GC and performance\n* [Garbage Collection Tuning Guide](https://docs.oracle.com/javase/8/docs/technotes/guides/vm/gctuning/toc.html)\n* [Common misunderstanding of Metaspace and its sin on killing containers](https://masteranyfield.com/2021/05/12/common-misunderstanding-of-metaspace-and-its-sin-on-killing-containers/)\n* [Mastering GC: tame the beast and make it your best ally](https://www.youtube.com/watch?v=oFhGtshu4ww)\n* [Secrets of Performance Tuning Java](https://www.youtube.com/watch?v=wApqCjHWF8Q)\n* [Java Performance Puzzlers](https://www.youtube.com/watch?v=wgQBz2Ldhvk)\n\n#### RUS\n* [How we learned to use Java in Docker](https://habr.com/ru/companies/hh/articles/450954/)\n* [Configuring the memory of a JVM application in Kubernetes](https://habr.com/ru/companies/domclick/articles/691240/)\n\n### Heap dumps\n\n#### RUS\n\n* [Владимир Ситников — Разбор сложных случаев OutOfMemoryError](https://www.youtube.com/watch?v=OE3wowy29mg)\n* [Владимир Плизга — Путеводитель по анализу памяти JVM-приложений](https://www.youtube.com/watch?v=fPns2O-cnYQ)\n* [Владимир Ситников — Анализ дампов памяти Java-приложений](https://www.youtube.com/watch?v=t_-WyfS9a7k)\n\n### JVM internals\n* [Memory footprint of a Java process by Andrei Pangin](https://www.youtube.com/watch?v=c755fFv1Rnk)\n* [What is Metaspace?](https://stuefe.de/posts/metaspace/what-is-metaspace/)\n* [What is Compressed Class Space?](https://stuefe.de/posts/metaspace/what-is-compressed-class-space/)\n* [How does the default hashCode() work?](https://srvaroa.github.io/jvm/java/openjdk/biased-locking/2017/01/30/hashCode.html)\n\n#### RUS\n* [JVM TI how to make a \"plugin\" for a virtual machine by Andrei Pangin](https://www.youtube.com/watch?v=aiuKiE5-0g4)\n* [Where do hashCode's legs grow from by Andrei Pangin](https://habr.com/ru/articles/165683/)\n\n### Java Core\n* [Method References in Java](https://www.baeldung.com/java-method-references)\n* [Type Erasure in Java Explained](https://www.baeldung.com/java-type-erasure)\n\n#### RUS\n* [Владимир Ярославский — Удивительная история развития сортировки в JDK](https://www.youtube.com/watch?v=bzAHm79aHbA)\n\n#### ClassLoaders\n* [Understanding the Java Class Loader Starting from Java 9](https://sergiomartinrubio.com/articles/understanding-the-java-class-loader-starting-from-java-9/) [eng]\n* [How does the Java ClassLoader system actually work?](https://habr.com/ru/articles/748758/) [rus]\n\n### Java Modules (JPMS)\n* [Java Modules in Real Life](https://www.youtube.com/watch?v=UqnwQp1uHuY)\n\n### CompletableFuture\n\n#### RUS\n\n* [CompletableFuture. Deep dive](https://habr.com/ru/articles/784144/)\n* [How to make CompletableFuture even faster by Sergey Kuksenko](https://www.youtube.com/watch?v=W7iK74YA5NM)\n\n### Java Certification\n\n* [11 Crazy Things I Didn't Know You Could Do With Java Until I Got My Java 11 Certification](https://www.youtube.com/watch?v=J3dqRwNQONE)\n\n### JaCoCo\n\n* [Java, Code Coverage \u0026 Their Best Friend: Bytecode by Evgeny Mandrikov](https://www.youtube.com/watch?v=nhxcUUthnk8)\n* [Evgeny Mandrikov, Marc Hoffmann — Java Code Coverage mechanics](https://www.youtube.com/watch?v=Knb_qpp3dsQ)\n\n### Logging\n\n* [Logging Best Practices - MDC, Ingestion and Scale](https://talktotheduck.dev/logging-best-practices-mdc-ingestion-and-scale)\n\n### Spring Boot\n\n#### RUS\n\n* [Boot yourself, Spring is coming by Evgeny Borisov](https://www.youtube.com/watch?v=yy43NOreJG4)\n* [Spring Boot the Ripper by Evgeny Borisov](https://www.youtube.com/watch?v=zEdHFXr9D9Y)\n* [The Curse of Spring Test by Evgeny Borisov](https://www.youtube.com/watch?v=7mZqJShu_3c)\n\n### JUnit 5\n\n* [JUnit 5 Conditional Test Execution with Annotations](https://www.baeldung.com/junit-5-conditional-test-execution)\n\n#### RUS\n\n* [Дмитрий Тучс — The art of JUnit extensions](https://www.youtube.com/watch?v=NFHdzKcU5OU)\n* [Дмитрий Тучс — The art of JUnit extensions 2](https://www.youtube.com/watch?v=EhqGk_l99uI)\n\n### Maven\n* [Introduction to the Dependency Mechanism](https://maven.apache.org/guides/introduction/introduction-to-dependency-mechanism.html)\n* [A Guide to Maven Artifact Classifiers](https://www.baeldung.com/maven-artifact-classifiers)\n* [What I Wish I Knew About Maven Years Ago](https://www.youtube.com/watch?v=F3UA1Xt3jWE)\n\n### Gradle\n\n#### RUS\n* [Кирилл Толкачёв — Релиз менеджмент с помощью Gradle](https://www.youtube.com/watch?v=l6ZfFFomEhk)\n* [Иван Осипов — Kotlin DSL: теория и практика](https://www.youtube.com/watch?v=q_UM1EY2S5g)\n* [Александр Белов — Gradle DSL изнутри](https://www.youtube.com/watch?v=vRzOr61xH60)\n\n### People management\n\n* [The Art of 1:1 Meetings — 6 Tips For Better Feedback](https://betterprogramming.pub/the-art-of-1-1-meetings-6-tips-for-better-feedback-8b80eb59b210)\n* [Teamlead Roadmap RUS](https://tlroadmap.io/)\n\n### Liquibase and Flyway\n\n* [Flyway - Squashing Migrations](https://medium.com/att-israel/flyway-squashing-migrations-2993d75dae96)\n\n### PostgreSQL\n\n* [Migrating a production database without any downtime](https://teamplify.com/blog/zero-downtime-DB-migrations/)\n* [Optimizing Postgres for write heavy workloads ft. Checkpoint and WAL configs](https://www.youtube.com/watch?v=t8rAOgDdH1U)\n* [Tuning PostgreSQL for High Write Workloads](https://www.youtube.com/watch?v=xrMbzHdPLKM)\n* [Performance oriented Spring Data JPA \u0026 Hibernate by Maciej Walkowiak](https://www.youtube.com/watch?v=exqfB1WaqIw)\n\n#### RUS\n\n* [PostgreSQL by Vladimir Borodin](https://www.youtube.com/watch?v=ejLzS6rVpkk)\n* [The internal structure of PostgreSQL for practicing engineers](https://www.youtube.com/watch?v=jGOkSerUPw4)\n* [Indexes in PostgreSQL. How to understand what to create](https://www.youtube.com/watch?v=ju9F8OvnL4E)\n* [Expensive DELETE by Nikolay Samokhvalov](https://habr.com/ru/articles/523536/)\n* [Changing the schema of PostgreSQL tables without long locks](https://habr.com/ru/companies/yandex/articles/435880/)\n* [Дмитрий Фатов — Разгоняем вставку больших объемов данных Spring + PostgreSQL](https://www.youtube.com/watch?v=lpFDv50xn30)\n* [Сергей Синдеев, Группа «Рексофт» — Hibernate, OOM и ооочень длинные запросы](https://www.youtube.com/watch?v=KUmzw-gAhCY)\n* [Владимир Ситников — B-Tree индексы в базах данных на примере Spring Boot-приложений, PostgreSQL, JPA](https://www.youtube.com/watch?v=y-Wtyvme4gE)\n* [Михаил Жилин — Как PostgreSQL может сделать больно, когда не ожидаешь?](https://www.youtube.com/watch?v=pTWfjyeQ5Ks)\n\n#### Column migration from int to bigint\n* [Column migration from INT to BIGINT in PostgreSQL](https://zemanta.github.io/2021/08/25/column-migration-from-int-to-bigint-in-postgresql/) [eng]\n* [DBA: when serial is almost over](https://habr.com/ru/companies/tensor/articles/547740/) [rus]\n\n#### The effect of the order of columns in tables on the size of PostgreSQL databases\n* [eng](https://www.2ndquadrant.com/en/blog/on-rocks-and-sand/)\n* [rus](https://habr.com/ru/articles/756074/)\n\n### Kubernetes\n* [You (probably) need liveness and readiness probes](https://developers.redhat.com/blog/2020/11/10/you-probably-need-liveness-and-readiness-probes)\n* [Liveness probes are dangerous](https://srcco.de/posts/kubernetes-liveness-probes-are-dangerous.html)\n* [Liveness and Readiness Probes](https://cloud.redhat.com/blog/liveness-and-readiness-probes)\n\n### Load Testing\n\n#### Gatling\n\n* [Write Gatling Performance Tests with Java](https://rieckpil.de/write-gatling-performance-tests-with-java/)\n\n##### RUS\n* [Using Gatling. Introduction](https://habr.com/ru/companies/tinkoff/articles/655341/)\n\n### Timeouts\n* [eng](https://engineering.zalando.com/posts/2023/07/all-you-need-to-know-about-timeouts.html)\n* [rus](https://habr.com/ru/articles/755750/)\n\n### GraphQL\n\n#### RUS\n* [From REST to GraphQL: a 20-minute adventure](https://www.youtube.com/watch?v=90Ul1zDNMYA)\n\n### Java/Spring Platform development\n* [Building Spring Boot based modular libraries for 120 teams our findings](https://www.youtube.com/watch?v=7ji6DQ6COx0)\n* [Delving Into Spring Boot Netflix: Netflix's Application Framework](https://www.youtube.com/watch?v=by-G0WX-LHA)\n* [The Magic of Platforms](https://platformengineering.org/talks-library/the-magic-of-platforms)\n\n### IntelliJ IDEA\n* [IntelliJ IDEA Tips \u0026 Tricks by Anton Arhipov](https://www.youtube.com/watch?v=FD8FtyX-nbQ)\n* [Debugging applications with IntelliJ IDEA by Anton Arhipov](https://www.youtube.com/watch?v=4rb5CxjPhgU)\n\n#### RUS\n* [Антон Архипов — Эффективная работа с IDE(A)](https://www.youtube.com/watch?v=_rj7dx6c5R8)\n* [Антон Архипов - Анализ и отладка приложений в IntelliJ IDEA](https://www.youtube.com/watch?v=p6nXKii-GEo)\n\n## Useful Kotlin links\n* [Public API challenges in Kotlin](https://jakewharton.com/public-api-challenges-in-kotlin/)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmfvanek%2Fjava-experiments","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmfvanek%2Fjava-experiments","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmfvanek%2Fjava-experiments/lists"}