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=0) { let js = text.slice(pos1, pos2); + '<\/' + "script" + '>'; arrText.push(js); // next pos1 = pos2; continue; } } } break; } return arrText; } function OpenDialog(parentDiv, urlContent) { parentDiv = document.getElementById('modal-background'); // new !!!!!!! parentDiv.appendChild(document.getElementById('modal-template')); document.getElementById('modal-background').style.display = "block"; document.getElementById('modal-template').style.display = "flex"; // !!!!! document.getElementById('modal-body').innerHTML = ""; post_url(urlContent, "", function(text_from_server) { var element = document.getElementById('modal-body'); element.innerHTML = text_from_server; // add scripts var arrJSText = get_scripts(text_from_server); for (var i=0; i
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Programming, development, testing
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Java
Java
Download and install
Installation JDK (download and install the Java library for Windows)
Download and install IntelliJ IDEA to explore Java, Spring, Jakarta EE | Functionality and differences: Community | Ultimate
Learn the language Java (class, interface, properties, etc.)
Create a simple console app in IntelliJ IDEA to learn Java
Collections and Arrays
interface
What is interface in Java ?
Directly in the code (at runtime) we make an implementation for the interface | Java
Flows
Threads in Java
lambda, an unnamed method
lambda is an unnamed method (no name and no class owned) | Java
Exceptions
Exceptions and handling in Java. Example: try {...} catch (Exception e) {...}
Why use throws Exception in the function name in Java? Answer: The method throws an exception and there is no handling of try catch. Example: float CalculateDensity(float mass, float volume) throws Exception { ... throw new Exception("Error! Volume is zero."); ... }
Java web application (servlet, jsp page, basic functionality and no frameworks)
Web Application
Creating a new simple web application (jsp web page) | Java, Maven
Servlet
Create a web servlet (the servlet is located on the web server, returns the result on request) | Java
Web Server
Installation Tomcat web server (download and install for Windows)
Check, test Tomcat web server (create a new my.hml file)
Questions
What is Maven
What is a dynamic web page jsp (Java Server Page) ?
How to install Smart Tomcat plugin in Intellij Idea
Error "The SDK is not specified for module ... | Project SDK is not defined ..." in IntelliJ IDEA | Java
Spring in Java (Spring Framework, Spring Data, Spring Boot, ...)
What is Spring? Why use Spring in Java?
Spring Framework (IoC, Dependency Injection, Bean, Container)
What is Spring Bean? What is Spring Container? IoC (inversion of control) | Creating a simple Spring project and configuration Spring Container in an XML file | Editor IntelliJ Idea and language Java
What is Dependency Injection in Spring? Creating a simple Spring project with Dependency Injection in the constructor with the attributes @Component, @Autowired | Editor IntelliJ Idea and language Java
Spring Web
Create a new Spring Web application (the request goes to the Controller → Controller creates a response as text or json) | Java, Spring Web, Spring Boot, Maven
Spring WebSocket
Creating a new Spring WebSocket application (Java WebSocket sends a message to the JavaScript WebSocket) | Java, Spring WebSocket, Spring Boot, Maven
Cloud Azure for Spring Web
Create Azure Web App with the type Java (free). That is, create an empty web server
Put the Java Spring web application in Azure
Connect to the application Azure Web App (Java) via FTP | use File Explorer
Questions
Error "The SDK is not specified for module ... | Project SDK is not defined ..." in IntelliJ IDEA | Java, Spring Boot
How to install Spring WebSocket plugin in Intellij Idea
Jakarta EE / Java EE in Java (Web Applications, Web Services)
What is Jakarta EE (Java EE)? | In which editor (program) is it convenient to write Jakarta EE (Java EE) code?
Creating a simple web project in IntelliJ Idea Ultimate | Jakarta EE (Java EE)
Struts in Java (extends API Java Servlet using MVC)
What is Struts | Java
Interviews on Java
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