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In Amazon Linux, it is not yet packaged with php5.6. When we install PHP by a standrad command: $yum install php* 1. It will install PHP version 5.3 Below are the steps to update PHP version from 5.3 to 5.6

While using dual boot system (Windows + Ubuntu) there can be problems with mounting the drives of Windows inside Ubuntu. This problem generally occurs with Windows 8 and above versions. Solution: When we shutdown our system it does not fully

beforeSave(): This function is called automatically before every save or update operation. This function must return true if you want to continue save process. The data for save, if needed in this function, will be in $this->data. Syntax: class MyModel

Data Filtering is required in PHP to validate input and sanitize input received. Generally, we need to validate data before inputs need to be saved or used in our webpage. Wrong data inputs may cause exceptions or erroneous state in

Indexing of all files inside a folder and all its subfolders can be done using java language in the following ways: 1. Using data import handler. 2. Without data import handler i.e by creating a recursive function in java code.

Wrapper classes are the classes to convert the primitive types to objects of their respective class. We have many primitive types in Java like int, float, char etc. These primitive types can not be used in Collections as Collections only

Problem: Why we use @TestVisible annotation for a private method and private variable of a Class in Salesforce? Description: I have a situation where I want to call a private method of a class in the test class, whenever I

In PHP, the trait is a method of code re-usability. Php is single inheritance programming language. So there is a limitation of code reusability due to single inheritance. Traits in PHP is basically a method of code reusability. Traits have

1.Create an email template. For example, we created a template called “Leads: Welcome email” Somewhere in the template, add “ref:{Object Id of the record}” which you want to track the activity For example, in our template, we added ref: {!Lead.Id}.