What does checkexistence do in thymeleaf 3.0?

But also, since 3.0 you can use the new "checkExistence" property in your template resolvers (including the SpringResourceTemplateResolver), which will allow you to instruct the resolver to check whether a resource actually exists or not before really reading it.
Just so, what are the advantages of using thymeleaf in spring?
It was developed to process different kinds of files like HTML, XML, JavaScript, CSS, and plain-text. The biggest advantage of using Thymeleaf is that it brings natural templates to your development workflow — HTML templates that can be directly opened in browsers and still render correctly as web pages.
Indeed, what do you need to know about thymeleaf in Java? Thymeleaf is a Java library. It is an XML/XHTML/HTML5 template engine able to apply a set of transformations to template files in order to display data and/or text produced by your applications. It is better suited for serving XHTML/HTML5 in web applications, but it can process any XML file, be it in web or in standalone applications.
Besides, how are conditional attributes used in thymeleaf template engine?
Thymeleaf is a popular server-side template engine widely used by developers for Java-based web applications. Thymeleaf provides several conditional attributes like th:if, th:unless, and th:switch that can be used to conditionally hide or show parts of your template in the result.
Similarly, where are thymeleaf templates stored in Spring Boot?
Thymeleaf templates are just HTML static files (.html extension) that works both in browsers and web applications. By default, these templates are stored in src/main/resources/templates/ folder. Spring Boot automatically picks and renders these HTML files when required.