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It is very useful to copy table data from a old existing table to a new table when you need to back up data and replicating the production data for testing. To copy data from one table to another table, you can use CREATE TABLE and SELECT statements as follows. Simple example of copy table: […]
AngularJS scopes is a special object which joins controller with views. $scope object access model data in controller as it is the first argument to controller. $scope is specifically for controller so it can inherit its parent controller also. Basically, scope is an object which refers to the application model i.e. an execution context for […]
Using CREATE TRIGGER statement you can create a trigger. You have to put the trigger name after the trigger statement. Let’s see an example of Create Trigger: For example we have two tables i.e. users and userhistory. users:userIDfirstNamelastName userhistory:userIDlast_update Read Also: INSERT … ON DUPLICATE KEY UPDATE Now we will create a trigger before update […]
3 concepts in which KnockoutJS is build upon is:– Through observables dom elements and ViewModel exchange information– Bindings between UI and ViewModel– Templating web applications To make it observable declare as:this.property = ko.observable(‘value’); Let’s try below Observables example: <!DOCTYPE html> <head> <title>KnockoutJS – Observables</title> <script type=”text/javascript” src=”http://ajax.aspnetcdn.com/ajax/knockout/knockout-3.1.0.js”></script> </head> <body> <!– This is input box, used […]
Now a days everyone use a single page application i.e. all necessary information are gathered into a single page and KnockoutJS is no exception of this which uses MVVM Application Framework. This is a client side framework which very easily bind html to domain data with MVVM pattern. MVVM is an architectural design pattern for […]
To bind application data to attributes of HTML DOM Elements directives are used: ng-disabled, ng-show, ng-hide, ng-click. HTML DOM Elements directives: ng-disabled:It is used for disabling a given control. <input type=”checkbox” ng-model=”enableDisable”>Disable <button ng-disabled=”enableDisable”>Click Me</button> ng-show:It is used for showing a given control. <input type=”checkbox” ng-model=”showHide”>Show <button ng-show=”showHide”>Click Me</button> ng-hide:It is used for hiding a […]
In this tutorial you will get the basic knowledge of KnockoutJS and how to use on programming. Basically it is a JavaScript library based on MVVM pattern i.e. Model-View-View-Model by which developer build rich and responsive websites. It separates the application model, view and view model. It supports most of browsers i.e. Firefox 3.5+, IE […]
MySQL triggers are nothing but a SQL statement stored in the database. When any event associate with a table is fired i.e. insert, update or delete a trigger is executed. TRUNCATE statement delete the all data in a table but does not execute the triggers associated with this. The different between trigger and stored procedure […]
Since the advent of web design, as a professional that is, there has been a long list of common mistakes, made by those designers. Over the years, those mistakes have evolved, and changed, so that today, the types of mistakes designers make can be considered significantly different, at least in some respects. However, the real […]
Digital marketing is any marketing that requires the use of the internet or electronic devices. Ease of access to the internet coupled with ever-evolving technology means that there are more digital marketing options now than ever before – many of which could help catapult your business to another level. Here are 3 examples of digital […]