The Stored Procedure is an Operation that allows calling a procedure stored in a database. To use this Component correctly, the procedure must be previously created in your database. Discover how to use the Stored Procedure reading this article.

The Parameter Collector Operation permits one to collect a set of parameters from multiple sources and to redistribute them to multiple targets. In this way, the operation reduces the model complexity by deleting some data flows, improving its reading and creating a neater model.

The Jump Operation permits to jump forward and backward within the application without modeling an explicit navigation flow. A forward jump redirects the user to the specified Parameter Collector Operation. A backward jump redirects the user to the last visited Jump Operation and follows that operat...

The Math is an Utility Component designed to parse and evaluate mathematical expressions. A mathematical expression is composed by variables and operators and can be either statically defined at modeling time or dynamically provided through an input parameter at run-time. The Math replaces the varia...

Sometimes may happens that a user has to access to a content and depending on some parameters or actions that content has to change. By the alternative pages,it's possible to decide which content has to be shown depending on one or more conditions defined at run time. Alternative element is usefu...

WebRatio introduced the chance to use Visibility Conditions in a Web Project. This feature allows you to disable or show elements in the generated Web application if the conditions specified for those elements are verified. It is now possible to integrate the horizontal profiling of the Web appli...

A job is a sequence of operations that has to be executed asynchronously by the application. It's possible to schedule a job at a specific time or interval, which means that jobs can be automatically triggered (scheduled when the application starts). It's also possible to schedule a job at runtime: ...

Reloading an entire page can be expensive in terms of computational costs: it means recomputing all the components contained on a page and the queries included in them. This operation can take some time and have a significant impact on performance. For this reason, a partial refresh of the page can ...

Popups are a commonly used rich interaction. By using a popup you can open a new layer above the current main page. If the popup is set as “Modal”, it also prevents any interaction with the rest of the web application. When the popup window is closed, the underlying main page becomes active again, a...

Rich forms are forms in which the user interaction triggers an event and the execution of a specific business logic. The aim is facilitate the form compilation and improve the user’s experience in the web Application. Many events can be managed to enrich the user’s interaction with a form, and some ...

Autocompletion allows you to specify an information source to be used as a suggestion for the fill-in of a text field. In this way, the user can type only the initial letters of the word or of the value to be inserted in the field. The Web application shows different options from which the user can ...

The Periodical Page Refresh is a feature that allows you to add a trigger to a navigation flow with the selective refresh enabled. In this way, it’s possible to automate clicking on a link to update some information in real time. This feature is very useful when you need to execute a business logic ...

The Domain Model Utility Component is available starting from the WebRatio 5.1 version. It's a hybrid unit, which means that it can be placed in every View (Site View, Module Definitions View, Service View). It permits to retrieve information about entities and relationship of the Domain Model....

Tomcat Application Server is able to manage by default all the ISO-8859-1 characters to encode URIs. If your Application uses characters that does not belong to this character set, you have to configure the Application Server or your Application in order to correctly manage them. If not config...

Let's suppose that you want to deploy your project directly on the remote host that will contain the Web Application. You have to configure the Deploy Configuration that allows you to obtain the final Web Application package in order to be able also to upload the package on the remote host. This art...

The "java.lang.ClassFormatError: Invalid method Code length" error, is an error that you can get generating the layout of your Web Project, it means that you used a template in the Web Project that is too large to be compiled. Read this article to discover more about how to handle and prevent this ...

The WebRatio variables allow to configure the folder in which the Web Application of a Web Project will be generated when one of the following commands is used: Generate Full Web Project, Generate Selection, Generate Logic Descriptor Only, Generate Layout Pages Only. This articles describe which are...

The deploy functionality is related to the process of installing your Web Application on a local/remote machine, or even in the cloud. Deployment is configured in WebRatio through the Deploy Configurations dialog which allows you to specify all the deploy settings (e.g. the application to dep...

The Mail Operation permits users to send personalized emails to each destination address. The email body can be dynamically computed, replacing placeholders in the defined templates with the real content. The email body can also contains images. This article explains how you can use images static a...

The use of static values is often required when designing an application. Static values may depend on the application’s deployment environment. You can set these static values in a dedicated *.properties file, which is loaded at the application startup. This file contains a list of key-value pairs. ...

When designing Web Projects, often the use of static values are required, such as values of conditions, passing of static values in Links Coupling, values in configuration Properties of the Units, etc. The problem of the usage of static values is that they may vary according to the environment in wh...

This article explains step by step how to create the business process model of the "Vacation Request" process. You will see a brief explanation about the process proposed and then the procedure to create the process model in WebRatio using the BPM perspective.

This article explains step by step how to create the business process model of the "Travel Order" process. You will see a brief explanation about the process proposed and then the procedure to create the process model in WebRatio using the BPM perspective.

This article explains step by step how to create the business process model of the "Computer Repair" process. You will see a brief explanation about the process proposed and then the procedure to create the process model in WebRatio using the BPM perspective.

WebRatio lets you model your own business processes and obtain a prototype of the resulting Web application. But what about creating a professional Web application implementing your processes? You can start from the proposed prototype and evolve it until you obtain the final solution. What you need ...