A small application with an in-memory database and a web interface, which is build on spring-webmvc and h2 database engine. Project Users.
External feedback form for a static site. This application includes a backend and frontend, so that it can be called both from an external site and from the current site. Frontend has a responsive layout for both desktop computers and mobile devices.
Example of a single-endpoint web service with the GraphQL API and three in-memory H2 databases using spring-webmvc and spring-data-jpa.
The code from the AngularJS Material site updated a bit to use with a md-scroll-shrink attribute.
A simple lightweight solution, which is built using a AngularJS Material library without any directives.
Небольшая подборка стихов, которые мне запомнились со школы. Эти стихи старше меня более чем на полвека. Не уверен, что это входит в школьную программу, но мне нравится.
Задачи по Java, ставшие уже классическими на сегодняшний день, но актуальные. Источники разные - основные темы те же самые. Встречаются в разных местах в интернетах и не только.
Медведь был безобразным, косолапым и грязным животным. Однако добрее его не было никого во всем лесу. Hо звери замечали только его внешность.
Example of a site that uses only servlets with annotations. The server response is based on html templates with parameterized expressions for substitution.
Create one REST controller, several servlets and a custom error handling mechanism.
When task is clear and you know how it solves, result depends on trifle: just to code it. And at that time in keyboard's buttons music starts to play.
Two variants of the same figure. Spatial cross in parallel projection. Rotation of three-dimensional objects on all three axes at once.
A small Java code snippet, which fits in one servlet, to create an image containing captcha and it's text value.
What and how to learn in his life, everyone decides for himself. The main thing is not to make mistake in main direction, then there would be no questions that to do with that education.
Consider the difference between parallel and perspective projection. Both are widely used in practice for different purposes.
The rotation of a point by a specified angle relative to another point on the plane - is a part of a secondary school geometry curriculum. Consider an example with a square 200x200 and the origin of coordinates at its centre.
I found the code of this game on GitHub - liked a transition from 2D to 3D by turning. I made a little changes, because it is a Chinese version, which didn't fit the screen.
Plain and simple, nothing useless - I love these solutions. Unfortunately, this is not mine. Of all the variants of similar animation I mostly like this one.
I was going to use this solution for my Tetris 3D, but had to be abandoned, because when there is a large number of such cubes, the browser slows down.