Lessons with tag: java
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Java Hello World
August 16, 2022
Stereotypical simple java program prints "hello world". Commands:
javac Hello.java
java Hello
0:46
Java Install: The Recommended Way
August 16, 2022
Walks you through how to install Java using the sdkman tool.
Install
curl -s "https://get.sdkman.io" | bash
Commands Cheatsheet
sdk
java -version
sdk list
sdk list java
java -version
sdk list maven
sdk list gradle
sdk list tomcat
sdk list ant
s...
7:30
free lesson
Java Tomcat Demo App
August 16, 2022
We'll walk through a tomcat demo app.
We'll show how tomcat handles deployment. All you have to do is copy the war file into the webapps folder and tomcat will automatically expand it and reload the server.
We'll also explain the tomcat exampl...
12:01
free lesson
Java Spark Web Frontend and Backend Apps
August 16, 2022
We'll cover the Java Spark Microframework. This is Sinatra-like framework in Java.
This lightweight framework is great to use for quick demo apps.
We'll walk thorough both simple pre-built backend and frontend apps. The frontend app simple call...
15:56
Java Spring Initializr Maven
August 16, 2022
We'll use the Spring Initializer generator to create a starter Spring Boot project with a pom.xml file.
We'll also get the Spring Boot app working by adding a route to the homepage and controller print out "Hello World"
We'll build the project
...
4:09
Java Spring Boot Web Backend and Frontend Demo Apps
August 17, 2022
We'll cover the Java Boot Framework.
This framework is a popular choice for Java developers writing web apps. We'll take you through 2 demo apps that covers a common pattern of a frontend app calling a backend app.
We'll walk thorough both sim...
20:29
Java Spring Boot Actuator Health Check
August 21, 2022
How to configure the Spring Boot actuator health check.
2:59
Java gradle vs gradlew
August 21, 2022
A quick video to explain the difference between the gradle vs gradlew commands.
Essentially, gradlew is a wrapper shell script that ensures everyone working on the project is using the same version of gradle. The script is also smart enough to d...
1:37
Java Spring Initializr Gradle
September 7, 2022
We'll use the Spring Initializer generator to create a starter Spring Boot project with a build.gradle file.
We'll also get the Spring Boot app working by adding a route to the homepage and controller print out "Hello World"
We'll build the pro...
4:15
BoltOps Tools
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Terraspace: The Terraform Framework
It provides an organized structure, conventions over configurations, keeps your code DRY, and adds convenient tooling. Terraspace makes working with Terraform easier and more fun.
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Jets: The Ruby Serverless Framework
Ruby on Jets allows you to create and deploy serverless services with ease, and to seamlessly glue AWS services together with the most beautiful dynamic language: Ruby. It includes everything you need to build an API and deploy it to AWS Lambda. Jets leverages the power of Ruby to make serverless joyful for everyone.
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AWS CodeBuild Tool
Cody is a AWS CodeBuild management tool. Cody simplifies creating and managing AWS CodeBuild projects. Comes with a powerful DSL.
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Lono: The CloudFormation Framework
Building infrastructure-as-code is challenging. Lono makes it much easier and fun. It includes everything you need to manage and deploy infrastructure-as-code.
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Kubes: Kubernetes Deployment Tool
Kubes is a Kubernetes Deployment Tool. It builds the docker image, creates the Kubernetes YAML, and runs kubectl apply. It automates the deployment process and saves you precious finger-typing energy.