What is the difference between primary key and unique constraints?
SQL | Difference between primary key and unique constraints There is only one primary key in a table. It creates the clustered index automatically and it cannot have NULL value whereas there can be multiple …
Factorial program in python
Python | Program to find factorial of a number This is an example of how to find the factorial of a number in python. The factorial of a number is a product of all the positive …
What is tag in HTML?
HTML | Basic tags A tag is a string in the language enclosed in angle brackets. An opening tag does not begin with a slash (/). An ending or closing tag is a string that …
What are cookies in PHP?
PHP | What are cookies in PHP? A cookie is a small piece of information store by the browser on the client location and sent to the server with every request. It stores a limited amount …
Shutdown a window system through RUN or Command Prompt
SHUTDOWN | A CLI command for Windows It's really cool to shutdown your computer through Run command or command prompt. Actually shutdown is a CLI (command line interface) command or function which is use to …
Factorial program in python using recursion
Python | Program to find factorial of a number using recursive function This is an example of how to find the factorial of a number in python using a recursive function. The factorial of a …
Django create query set
Django | Insert record in database using create() function create() create(**kwargs) Create function create a new object with the given `kwargs`, saving it to the database and returning the created object. It creates an object …
Count number of words in a string in python
Python | Program to count the number of words in a string split() and len() method is used to get the number of words in a string. The split() method split a string into a list …
Initialize a local Git repository
Git init | Initialize a local Git repository The git init command creates a new Git repository in local. This is usually the first command you will run before working on a new project. git …
Fibonacci series in python
Python | Fibonacci series This is an example of how to print the Fibonacci series. It takes an input number from the user to print the Fibonacci series. The Fibonacci series is a sequence of …
How can we know the number of days between two given dates using PHP?
Bellow code is used for the same $date1 = date(‘Y-m-d’); $date2 = ‘2006-08-15’; $days = (strtotime($date1) – strtotime($date2)) / (60 * 60 * 24); echo $days;
How can we know the number of days between two given dates using MySQL?
DATEDIFF function is use for finding the number of days between two given dates using MySQL DATEDIFF(‘2018-03-07′,’2017-01-01’)
What is HTML Elements
HTML | What is HTML Elements HTML elements help to create a webpage. It consists of a start tag, some content, and an end tag. Everything from the start tag to the end tag …
Why is Django called a loosely coupled framework?
Django | Loosely Coupled Framework Django is called a loosely coupled framework because of its MVT architecture, which is a variant of the MVC architecture. It helps in separating the server code from the client-related code. Django’s …
What is the difference between JavaScript and JQuery
JQuery | Difference between JavaScript and JQuery Javascript is a client-side scripting language whereas jQuery is a library (or framework) built with JavaScript. Javascript JQuery javascript is a dynamic and interpreted client-side scripting language …