Чашечка Java

Difference between private and final class, method, and variables in Java? Hello guys, one of the common questions among Java beginners is what is the difference between a private and final keyword in Java? The confusion arises because they are very similar and used in a... Read: http://www.java67.com/2020/04/difference-between-private-and-final-in-java.html

How to Print Prime Numbers from 1 to 100 in Java [Solved] Hello guys, today, I'll share with you a simple problem of writing a Java program to print prime numbers up to a given number like saying prime numbers from 1 to 100. It's one of the most... Read: http://www.java67.com/2016/01/java-program-to-print-prime-numbers.html

What is InstanceOf keyword in Java [Example Tutorial] The Java programming language and JVM are full of hidden gems and even though I am using Java for more than a decade I still get surprised by features that I didn't know for quite some time like... Read: http://www.java67.com/2018/03/instanceof-keyword-example-in-java.html

Difference between trustStore vs keyStore in Java SSL If you are confused between truststore and keystore and looking to find what exactly they mean then you have come to the right place. Earlier, I have shared free Java courses and today, I am going to... Read: http://www.java67.com/2012/12/difference-between-truststore-vs.html

Top 25 React Native interview Questions Answers Hello guys, if you are preparing for React Native Developer interview and looking for common React Native Interview questions and answers then you have come to the right place. Earlier, I have shared... Read: http://www.java67.com/2022/05/top-25-react-native-interview-questions.html

Difference between 32-bit vs 64-bit JVM in Java? Hello Java Programmers, if you want to learn Java virtual Machine in-depth and wondering what is the difference between a 32-bit and 64-bit JVM and which one should you use and why? then you have... Read: http://www.java67.com/2019/12/difference-between-32-bit-vs-64-bit-jvm.html

SQL Join Tutorial - How to use JOIN Multiple Tables in SQL query? MySQL Example Hello guys, if you are wondering how to join multiple tables in SQL to produce a combine result which contains columns from all tables but not sure how to do it then you have come to the right place.... Read: http://www.java67.com/2021/07/how-to-use-join-clause-in-sql-mysql-example.html

Article Series: Native Compilations Boosts Java Java dominates enterprise applications. But in the cloud, Java is more expensive than some competitors. Native compilation makes Java in the cloud cheaper. It raises many questions for all Java users: How does native Java change development? When should we switch to native Java? When should we not? And what framework should we use for native Java? This series provides answers to these questions. By Karsten Silz Read: https://www.infoq.com/articles/native-compilations-boosts-java/

Top 20 MySQL Interview Questions with Answers Hello guys, if you are preparing for MySQL and Database interview or a Java developer role with MySQL experience and looking for frequently asked MySQL interview questions and answers then you have... Read: http://www.java67.com/2022/05/top-20-mysql-interview-questions-with.html

Difference between Primary and Foreign keys in SQL [Answer] The database is a collection of tables and a table is the collection of rows or records. A primary key is the data to uniquely identify a row in the table. For example, if an Employee table has... Read: http://www.java67.com/2015/12/difference-between-primary-and-foreign.html

When to use TRUNCATE vs DELETE command in SQL? While working with the database we often need to delete data, sometimes to create more space, sometimes just remove all data to make the table ready for the next day's transaction, or sometimes... Read: http://www.java67.com/2013/07/difference-between-truncate-vs-delete-SQL-Command-database-interview-question.html

Думаете о большой пропускной способности? Встречайте виртуальные потоки Цель этой статьи — изучить известные факты о грядущем расширении модели многопоточности Java. Нет, не беспокойтесь, текущая модель многопоточности Java остается, но за кулисами что-то хорошее уже стучится в виртуальную дверь. Да, мы говорим о JEP-425: Virtual Threads. Читать: https://habr.com/ru/post/663570/?utm_campaign=663570

How to use DROP command to remove tables in Oracle, MySQL and SQL Server Hello guys, if you want to learn about DROP command in SQL then you have come to the right place. Earlier, I have shared the best free SQL and Database courses and several tutorials to learn SELECT,... Read: http://www.java67.com/2021/04/sql-drop-command-example-mysql-.html

Quarkus 2.8.0 Introduces Fine Grained Transaction API Red Hat has released Quarkus 2.8.0 that delivers integration with the RESTEasy Reactive REST layer and GraalVM 22.0 by default. A fine grained programmatic transaction API offers more control over transactions. By Johan Janssen Read: https://www.infoq.com/news/2022/05/quarkus-2-8-0/

​Разрабатываете на Java и хотите сделать первый шаг к своему карьерному росту? Приходите 12 мая в 20:00 на открытый урок «Разработка консольных приложений на Spring и Picocli». На нём опытный fullstack-разработчик покажет, как строить Command Line Interface и утилиты командной строки на Picocli как альтернативу Spring Shell. Для участия в вебинаре пройдите вступительный тест: https://otus.pw/hfCh/ Это #партнёрский пост

SQL Tutorial - EXISTS and NOT EXISTS Example in MSSQL The IF EXISTS and NOT EXISTS commands in T-SQL are covered in depth in this article. When comparing data sets using subqueries, it also illustrates why EXISTS should be preferred over IN and NOT... Read: http://www.java67.com/2022/05/sql-tutorial-exists-and-not-exists.html

Pulumi extends infrastructure as code support for Java and YAML Read: https://www.infoworld.com/article/3658857/pulumi-extends-infrastructure-as-code-support-for-java-and-yaml.html#tk.rss_java

Static Java: Current State Java’s long lasting motto of write once, run everywhere, seems to be adapting to the cloud native era. With the need for faster boot time and lower footprint, Static Java is gaining traction. To better understand the benefits and implications of adopting Static Java, InfoQ reached out to Dan Heidinga, principal software engineer at Red Hat. By Olimpiu Pop Read: https://www.infoq.com/news/2022/05/static-java-state-2022/

JetBrains IntelliJ IDEA 2022.1 Introduces Dependency Analysis JetBrains has released IntelliJ IDEA 2022.1 that introduces the Dependency Analyzer to provide insights and improve the codebase. Usability and productivity improvements include inlay hints, running commands from Markdown files and improved debugging and profiling. By Johan Janssen Read: https://www.infoq.com/news/2022/05/jetbrains-intellij-2022-1/