By Carlos Méndez
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Approximately This Book
Demystify the quandaries of net improvement utilizing Play Framework
try and debug your apps through the use of Play's in-built checking out framework
grasp the middle positive aspects of Scala via a finished assurance of code and examples for various scenarios
Who This e-book Is For
This e-book is meant for these builders who're prepared to grasp the inner workings of Play Framework to successfully construct and install web-related apps.
What you are going to Learn
customise your framework to house the categorical requisites of an program
boost responsive, trustworthy, and hugely scalable functions utilizing Play Framework
construct and customise Play Framework plugins that may be utilized in a number of Play purposes
make yourself familiar with third-party APIs to prevent rewriting present code
achieve an perception into many of the elements of trying out and debugging in Play to effectively attempt your apps
Get to grasp all in regards to the techniques of WebSockets and Actors to technique messages in line with events
Play Framework is an open resource net program framework that's written in Java and Scala. It follows the Model-View-Controller architectural development and allows the consumer to hire Scala for software improvement, whereas holding key homes and contours of Play Framework intact.
Starting off via development a easy program with minimum good points, you get an in depth perception into dealing with facts transactions and designing versions in Play. subsequent, you enterprise into the thoughts of Actors and WebSockets, the method of manipulating facts streams, and checking out and debugging an software in Play. ultimately, you achieve an perception into extending the framework through writing customized modules or plugins in Play. each one bankruptcy has a troubleshooting part that is helping you out through discussing the motives of, and ideas to, a few generally confronted concerns.
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Extra info for Learning ExtJS - Fourth Edition
You cannot repeat the top-level namespace followed by the class name. EmployeeClass (not good; also this will be interpreted as a property rather than a class) • The name for the top-level classes should be camel-cased. The groups and namespaces grouping of the top-level class should be in lowercase (again as a convention but not forbidden). ux component. However, as a rule if you are using plugins or third-party components, be sure that the name(s) you are using do not collide or interfere with these plugins/components.
Before we can start creating widgets, we need to wait until the DOM is ready to be used and Ext JS is loaded and parsed. onReady, which executes a callback automatically when all the nodes in the tree can be accessed. alert("Hello"," my first Ext JS app"); } }); One of the advantages of using Ext JS is that the library only uses one single object in the global scope called Ext to allocate all the classes and objects within the framework. [ 11 ] An Introduction to Ext JS 5 If you open the HTML file in your favorite browser, you will see something like the following screenshot: Feel free to use your favorite browser to work through the examples in this book.
Learning ExtJS - Fourth Edition by Carlos Méndez