java

Structuring packages in Java web applications

Often times in Java web applications we see that the package structure indicates that a layered architecture is used. In this post we’re going to explore the ideas around what would happen if layers were not the topmost level of organization in an application architecture.

7 min read

Java’s Ternary Operator in Three Minutes

The ternary operator is a form of syntactic sugar for if-then-else statements. It is also known as the conditional operator, which is perhaps a more meaningful name because it evaluates conditions like if does.

3 min read

Externalized configuration in Spring Boot

Externalized configuration is essential if you wish to deploy the same deployable unit to different environments without modifying the source code. Spring Boot provides several easy methods of doing that.

3 min read

Getting started with Dropwizard

Dropwizard is a framework for building RESTful web services in Java. In this tutorial we’re going to have a look at how to get started with developing a Dropwizard application by building a new service from scratch.

12 min read

Java 8 Puzzlers: Streams

In the spirit of the book Java Puzzlers by Joshua Bloch and Neal Gafter, this post discusses a Puzzler that can be found in Java 8 Streams.

2 min read

Java 8: CompletableFuture

CompletableFuture is an implementation of the Future interface but with a modern twist. It takes advantage of functional operations to promote asynchronous/event-driven programming model.

5 min read

Chaining Optionals in Java 8

Optionals in Java can help you to write a program without null checks. Chaining Optionals in a Stream enables to pick the first Optional which has a value and return it.

1 min read

Optionals in Java 8

If you have had any experience with Java, then you most likely have seen the NullPointerException. Optional in Java 8 are a way to fight them.

5 min read

The fork/join framework in Java

Introduced in Java 7, the fork/join framework is used to divide a parallelizable task into smaller ones and afterwards combine the intermediate results to get the end result.

2 min read

Java 8: Lambda expressions

In computer programming, an anonymous function (also function literal or lambda abstraction) is a function definition that is not bound to an identifier.

3 min read
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java 8

Java 8 Puzzlers: Streams

In the spirit of the book Java Puzzlers by Joshua Bloch and Neal Gafter, this post discusses a Puzzler that can be found in Java 8 Streams.

2 min read

Java 8: CompletableFuture

CompletableFuture is an implementation of the Future interface but with a modern twist. It takes advantage of functional operations to promote asynchronous/event-driven programming model.

5 min read

Chaining Optionals in Java 8

Optionals in Java can help you to write a program without null checks. Chaining Optionals in a Stream enables to pick the first Optional which has a value and return it.

1 min read

Optionals in Java 8

If you have had any experience with Java, then you most likely have seen the NullPointerException. Optional in Java 8 are a way to fight them.

5 min read

Java 8: Lambda expressions

In computer programming, an anonymous function (also function literal or lambda abstraction) is a function definition that is not bound to an identifier.

3 min read
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linux

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windows

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spring

Structuring packages in Java web applications

Often times in Java web applications we see that the package structure indicates that a layered architecture is used. In this post we’re going to explore the ideas around what would happen if layers were not the topmost level of organization in an application architecture.

7 min read

Externalized configuration in Spring Boot

Externalized configuration is essential if you wish to deploy the same deployable unit to different environments without modifying the source code. Spring Boot provides several easy methods of doing that.

3 min read
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php

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lambda

Chaining Optionals in Java 8

Optionals in Java can help you to write a program without null checks. Chaining Optionals in a Stream enables to pick the first Optional which has a value and return it.

1 min read

Optionals in Java 8

If you have had any experience with Java, then you most likely have seen the NullPointerException. Optional in Java 8 are a way to fight them.

5 min read

Java 8: Lambda expressions

In computer programming, an anonymous function (also function literal or lambda abstraction) is a function definition that is not bound to an identifier.

3 min read
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apache

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configuration

Externalized configuration in Spring Boot

Externalized configuration is essential if you wish to deploy the same deployable unit to different environments without modifying the source code. Spring Boot provides several easy methods of doing that.

3 min read
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pki

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redis

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testing

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git

How to write a good commit message

Version control systems play a vital role in tracking the history of changes in a codebase. Knowing how to write good commit messages is an essential skill if you wish to have your project’s history well documented.

9 min read
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optional

Chaining Optionals in Java 8

Optionals in Java can help you to write a program without null checks. Chaining Optionals in a Stream enables to pick the first Optional which has a value and return it.

1 min read

Optionals in Java 8

If you have had any experience with Java, then you most likely have seen the NullPointerException. Optional in Java 8 are a way to fight them.

5 min read
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dropwizard

Getting started with Dropwizard

Dropwizard is a framework for building RESTful web services in Java. In this tutorial we’re going to have a look at how to get started with developing a Dropwizard application by building a new service from scratch.

12 min read
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spring boot

Externalized configuration in Spring Boot

Externalized configuration is essential if you wish to deploy the same deployable unit to different environments without modifying the source code. Spring Boot provides several easy methods of doing that.

3 min read
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functional programming

Chaining Optionals in Java 8

Optionals in Java can help you to write a program without null checks. Chaining Optionals in a Stream enables to pick the first Optional which has a value and return it.

1 min read

Java 8: Lambda expressions

In computer programming, an anonymous function (also function literal or lambda abstraction) is a function definition that is not bound to an identifier.

3 min read
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stream

Java 8 Puzzlers: Streams

In the spirit of the book Java Puzzlers by Joshua Bloch and Neal Gafter, this post discusses a Puzzler that can be found in Java 8 Streams.

2 min read
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sugarcrm

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vcs

How to write a good commit message

Version control systems play a vital role in tracking the history of changes in a codebase. Knowing how to write good commit messages is an essential skill if you wish to have your project’s history well documented.

9 min read
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version control

How to write a good commit message

Version control systems play a vital role in tracking the history of changes in a codebase. Knowing how to write good commit messages is an essential skill if you wish to have your project’s history well documented.

9 min read
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rest

Getting started with Dropwizard

Dropwizard is a framework for building RESTful web services in Java. In this tutorial we’re going to have a look at how to get started with developing a Dropwizard application by building a new service from scratch.

12 min read
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jersey

Getting started with Dropwizard

Dropwizard is a framework for building RESTful web services in Java. In this tutorial we’re going to have a look at how to get started with developing a Dropwizard application by building a new service from scratch.

12 min read
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dependency injection

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control flow

Java’s Ternary Operator in Three Minutes

The ternary operator is a form of syntactic sugar for if-then-else statements. It is also known as the conditional operator, which is perhaps a more meaningful name because it evaluates conditions like if does.

3 min read
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conditional

Java’s Ternary Operator in Three Minutes

The ternary operator is a form of syntactic sugar for if-then-else statements. It is also known as the conditional operator, which is perhaps a more meaningful name because it evaluates conditions like if does.

3 min read
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fork

The fork/join framework in Java

Introduced in Java 7, the fork/join framework is used to divide a parallelizable task into smaller ones and afterwards combine the intermediate results to get the end result.

2 min read
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join

The fork/join framework in Java

Introduced in Java 7, the fork/join framework is used to divide a parallelizable task into smaller ones and afterwards combine the intermediate results to get the end result.

2 min read
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concurrency

The fork/join framework in Java

Introduced in Java 7, the fork/join framework is used to divide a parallelizable task into smaller ones and afterwards combine the intermediate results to get the end result.

2 min read
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concurrent programming

The fork/join framework in Java

Introduced in Java 7, the fork/join framework is used to divide a parallelizable task into smaller ones and afterwards combine the intermediate results to get the end result.

2 min read
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fork/join

The fork/join framework in Java

Introduced in Java 7, the fork/join framework is used to divide a parallelizable task into smaller ones and afterwards combine the intermediate results to get the end result.

2 min read
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null reference

Optionals in Java 8

If you have had any experience with Java, then you most likely have seen the NullPointerException. Optional in Java 8 are a way to fight them.

5 min read
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sparkfun

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SoC

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dtr

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multithreading

Java 8: CompletableFuture

CompletableFuture is an implementation of the Future interface but with a modern twist. It takes advantage of functional operations to promote asynchronous/event-driven programming model.

5 min read
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i/0

Java 8: CompletableFuture

CompletableFuture is an implementation of the Future interface but with a modern twist. It takes advantage of functional operations to promote asynchronous/event-driven programming model.

5 min read
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publish-subscribe

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loose coupling

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puzzler

Java 8 Puzzlers: Streams

In the spirit of the book Java Puzzlers by Joshua Bloch and Neal Gafter, this post discusses a Puzzler that can be found in Java 8 Streams.

2 min read
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unicode

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compiler

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chrome

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ifconfig

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kata

Practice programming with code katas

Kata is an exercise where the novice repeatedly tries to emulate a master. In karate, these kata are a sequence of basic moves, strung together in a way that makes sense. PragDave proposes the idea of doing the same with programming.

7 min read
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javascript

Practice programming with code katas

Kata is an exercise where the novice repeatedly tries to emulate a master. In karate, these kata are a sequence of basic moves, strung together in a way that makes sense. PragDave proposes the idea of doing the same with programming.

7 min read
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binary tree

Practice programming with code katas

Kata is an exercise where the novice repeatedly tries to emulate a master. In karate, these kata are a sequence of basic moves, strung together in a way that makes sense. PragDave proposes the idea of doing the same with programming.

7 min read
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algorithm

Practice programming with code katas

Kata is an exercise where the novice repeatedly tries to emulate a master. In karate, these kata are a sequence of basic moves, strung together in a way that makes sense. PragDave proposes the idea of doing the same with programming.

7 min read
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data structure

Practice programming with code katas

Kata is an exercise where the novice repeatedly tries to emulate a master. In karate, these kata are a sequence of basic moves, strung together in a way that makes sense. PragDave proposes the idea of doing the same with programming.

7 min read
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web service

Getting started with Dropwizard

Dropwizard is a framework for building RESTful web services in Java. In this tutorial we’re going to have a look at how to get started with developing a Dropwizard application by building a new service from scratch.

12 min read
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jackson

Getting started with Dropwizard

Dropwizard is a framework for building RESTful web services in Java. In this tutorial we’re going to have a look at how to get started with developing a Dropwizard application by building a new service from scratch.

12 min read
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package

Structuring packages in Java web applications

Often times in Java web applications we see that the package structure indicates that a layered architecture is used. In this post we’re going to explore the ideas around what would happen if layers were not the topmost level of organization in an application architecture.

7 min read
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architecture

Structuring packages in Java web applications

Often times in Java web applications we see that the package structure indicates that a layered architecture is used. In this post we’re going to explore the ideas around what would happen if layers were not the topmost level of organization in an application architecture.

7 min read
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layer

Structuring packages in Java web applications

Often times in Java web applications we see that the package structure indicates that a layered architecture is used. In this post we’re going to explore the ideas around what would happen if layers were not the topmost level of organization in an application architecture.

7 min read
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