Two databases used by one Spring Boot application does not seem tricky. But they both are accessed through Spring Data JDBC. And then the most tutorials remains tight-lipped. Even though that is not straight forward but still possible.
Executing operations one after another is easy. However, sometimes we desire more - parallelism. Are you sure you know how to execute tasks in parallel in Java? If not, let me show you how to start multiple threads with ExecutorService, give them some tasks and wait for the result.
Active, inactive, saved, verified, sent, completed. Do they seem familiar? If so, you have had a potential use case for State design pattern. Would you like to learn it? Then, let's do it.
Memento is a design pattern that represents one of the possibilities to implement save and restore functionality.
Although automatic watching for changes and rebuilding bundles is a great webpack feature that improves development, there is some more manual work that needs to be done before you see the result in the browser. I would like to show you how webpack-dev-server can help you.
- MySQLSyntaxErrorException: Table 'db.settings' doesn't exist
- Tutorial for webpack 4 - part 12 - fix for IE11 problem
- Tutorial for webpack 4 - part 11 - external JS library (jquery-ui)
- Tutorial for webpack 4 - part 10 - watching for changes
- Tutorial for webpack 4 - part 09 - external CSS library (Bootstrap)
- Tutorial for webpack 4 - part 08 - external JS library (jQuery)
- Tutorial for webpack 4 - part 07 - multiple JS files for a page
- Tutorial for webpack 4 - part 06 - SCSS
- Tutorial for webpack 4 - part 05 - CSS
- Tutorial for webpack 4 - table of contents
- Tutorial for webpack 4 - part 04 - Modes
- Tutorial for webpack 4 - part 03 - HTML files in bundles
- Tutorial for webpack 4 - part 02 - first bundles
- Tutorial for webpack 4 - part 01 - introduction
- Var, let and const in JavaScript
- npm ERR! code ERR_STREAM_WRITE_AFTER_END
- Repeating actions with Spring Retry
- What is Kotlin?
- Logging configuration for Spring Boot (logback)
- Code minification and cache-busting
- Code minification with Gulp
- Plugin for EU cookies law
- Cannot find ServletContextInitializer
- Google and Facebook login in one application
- Module xyz reads package org.apache.commons.logging from both commons.logging and jcl.over.slf4j
- Getting started with Single Sign On with Facebook in Spring Boot app
- Grid system in Bootstrap 4
- Scheduling tasks in Spring
- Java Influencers about Project Jigsaw
- Testing for exceptions in Spock
- Using @ControllerAdvice to handle @Controller exceptions globally
- Angular 2 video tutorial for beginners
- Use the built-in formatting to construct this argument.
- Testing arguments of method execution with Spock Framework
- Adding rows to HTML table with jQuery
- Two equality operands (== and ===) in JavaScript
- Google Sign-In with Spring Security (no Spring Boot)
- Full reinstall of Node.js
- After NGPOLAND 2016
- Google profile details in Spring Boot application
- NGPOLAND 2016 is coming
- npm ERR! peerinvalid
- Getting started with Google Sign-In in Spring Boot app
- How it feels to learn JavaScript in 2016
- Basics of mutable and immutable classes
- Story of LazyInitializationException
- jQuery UI themes - buttons and dialogs
- Button and confirmation dialog in jQuery UI
- Google-like calendar in web application
- What the heck is the event loop anyway?
- Lombok - solution for getter and setter boilerplate code
- Enabling H2 db in Spring Boot app
- Spring Boot application deployment on standalone Tomcat
- Code minification - the archaism?
- Testing user interface with Sahi
- Setting up SASS with gulp
- How to mock static methods
- Custom filters in AngularJS
- JDBC connection strings and drivers
- Formatting data - filters in AngularJS
- Getting C/C++ performance out of Java
- ng-if vs ng-show
- Showing and hiding elements with ng-show and ng-hide
- Migration to Angular 2
- Creating custom AngularJS module
- Configuring AngularJS project to use UI Bootstrap
- How to add an external module to an AngularJS project
- Setting up AngularJS with bower and gulp