Michał Dąbrowski

Here's what I've written (so far):

Baeldung on Java

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Java (3)
Persistence (2)
Java Map (2)
Core Java (2)
Testing (1)
Security (1)
REST (1)
Java Streams (1)
Java Numbers (1)
Java List (1)
Java IO (1)
Java Collections (1)
Algorithms (1)

Bitmasking in Java with Bitwise Operators

Filed under Core Java

A quick and practical guide to low-level bitmasking using bitwise operators.

Iterate Over a Set in Java

Filed under Java Collections

Learn look at how to iterate over the elements of a Set in Java.

How to Check if a Database Table Exists with JDBC

Filed under Persistence

Have a look at how we can check if a table exists in the database using JDBC and pure SQL.

Optimizing HashMap’s Performance

Filed under Java Map

A quick and practical introduction to HashMap performance optimization.

Using a Byte Array as Map Key in Java

Filed under Java Map

Learn how to use a byte array as a key in a Java HashMap.

Object States in Hibernate’s Session

Filed under Persistence

A quick and practical guide to Hibernate’s Session object states.

Probability in Java

Filed under Algorithms

We’ll look at a few examples of how we can implement probability with Java.

Introduction to Finagle

Filed under Java

Learn how to send and receive information over the wire using Twitter’s RPC Library Finagle.

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