Useful tips for everyday
What are database credentials? A credential is a record that contains the authentication information (credentials) required to connect to a resource outside SQL Server. This…
How do you check if all checkbox is checked? filter(“:checked”). length){ alert(‘all checked’); } }); All this will do is verify that the total number…
How do I extract unique values from a list? 4 Methods to Extract Unique Values Go to Data tab in the menu. In Sort and…
How do you write a simple unit test? Here we go. Test One Thing at a Time in Isolation. Follow the AAA Rule: Arrange, Act,…
What is CIDR notation? CIDR notation (Classless Inter-Domain Routing) is an alternate method of representing a subnet mask. It is simply a count of the…
How do you find a loop in a directed graph? To detect cycle, check for a cycle in individual trees by checking back edges. To…
How do I stop access to direct URL? Prevent direct access to a webpage by typing the URL you may need the $_SESSION for the…
What is array stack in java? public class ArrayStack extends java.lang.Object implements java.lang.Cloneable. An ArrayStack is a generic stack of references to E objects. Limitations:…
What is the difference between StringBuffer and string builder? The String class is an immutable class whereas StringBuffer and StringBuilder classes are mutable….Difference between StringBuffer…
What is database transaction in laravel? Database Transactions You may use the transaction method provided by the DB facade to run a set of operations…