Notifications and Alerts You can show different alert messages or notifications on different events on your pages - when a server action has been executed successfully or if there is an error, on click, on form submit, or on any other dynamic event you are using. Front-End Components goes here Getting Started Get started with Wappler - learn how to download and install it and how to get support. Routing and URL Rewrite With the integrated Routing options in Wappler you can create Single Page Applications (SPA). You can also greatly improve SEO of your site, using the URL Rewrite options. Cookies, Sessions and Local Storage Learn how to manage Cookies, Sessions and Local Storage. File Management Here you will find everything related to file upload, file management and image processing. You will learn how to upload single or multiple files, delete or move files and also store their names into a database. How-to Guides Find step by step guides on how to accomplish common tasks in Wappler. You will learn how to quickly add any HTML element on you page, add margin or padding, duplicate elements and work with responsive images. Project Manager The Project Manager allows you to create new projects and manage the existing ones. Learn how to use the Project Manager and it’s options. Mobile Apps Wappler allows you to build and publish amazing mobile apps directly to the Apple App Store and Google Play Store with a single click. So simple and yet, so powerful! Server-side Components Imagine full visual programming without any coding. It is now possible with the next generation server side framework included in Wappler, called Server Connect. It will provide you with a full visual workflow builder for server side workflows and many ready to go server actions at your disposal. API and JSON Wappler includes powerful visual tools that allow you to connect to any data API or hosted JSON files. In this category you will learn how to add and use dynamic data from such data sources on your pages. Forms & Data Validation Build responsive forms and validate your form inputs or the data you are working with. Apply client-side and/or server-side data validation tools. Bootstrap 4 Visual Designer Get started with Bootstrap, the world’s most popular front-end framework for building responsive, mobile-first sites. Image Galleries & Animations Wappler includes different image galleries and animation components for your websites. Add slideshows, masonry grid layouts, preloaders or animate any element on your page with a couple of clicks! Ecommerce Design and develop full blown Ecommerce solutions with Wappler’s powerful tools and frameworks.<br> Here you can find more in depth articles of how you can achieve the best results without doing any coding but just focusing on the user flow. Security and Login Create a complete login system for your site. Restrict all your pages and data APIs using the Security Provider tools, integrated in Wappler.
Check if a Database Record Already Exists Before Inserting a New Entry [Forms & Data Validation] (1)
Debugging Problems [Server-side Components] (3)
You can easily debug issues related to server-side processing such as - form not sending email, record not inserting or updating, query not showing data etc. The first thing you need to do is to open the server connect …