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 …
Give an example of Transaction with commit and rollback?
PHP-MySQL | Transaction with commit and rollback try { // First of all, let's begin a transaction $db->beginTransaction(); // A set of queries; if one fails, an exception should be thrown which we are handling at …
Python program for bubble sort
Python | Bubble sort program Bubble Sort is the simplest sorting algorithm that works by repeatedly swapping the adjacent elements if they are not in the right order. This is an example for bubble sort …
What are global, protected and private attributes in Python?
Python | Global, Protected, and Private Global, Protected, and Private access modifiers in Python. Python does not use these keywords to control access modifications instead single and double underscore ‘_’ symbols are used to specify Protected and Private to determine the access control. …
List primitive and non primitive data types?
Primitive data types are Integers, Float, Strings, and Boolean. Non-primitive data types are Array, List, Tuples, Dictionary, Sets, and Files.
How to send an email in Python Language?
Python | Send an email To send an email, Python provides smtplib and email modules. Import these modules into the created mail script and send mail by authenticating a user. It has a method SMTP(smtp-server, port). …
What is lambda in Python?
Python | Lambda function A lambda function is a small anonymous function. This function can have any number of parameters but, can have just one statement. Syntex: lambda arguments : expression a = lambda x,y : …
How do yo handle exception in python?
Python | Exception Handling Python has many built-in exceptions that are raised when your program encounters an error. Try and Except Statement – Catching Exceptions: Try and except statements are used to catch and handle …
What is a Meta Class in Django?
Django | Meta Class A Meta class is simply an inner class that provides metadata about the outer class in Django. It defines such things as available permissions, associated database table name, singular and plural versions …
Explain Django’s Request/Response Cycle.
Django | Request/Response Cycle Whenever a request is received by the Django server. The Request is processed by various middlewares and is passed to the URL Router. Then, the server looks for a matching URL in the urlpatterns …
What are lists and tuples? What is the key difference between the two?
Python | lists, and tuples Lists and Tuples both are sequence data types that can store a collection of objects in Python. They are both heterogeneous data types means that you can store any kind of …
What is monkey patching in Python?
Python | Monkey Patching In Python, the term monkey patch only refers to dynamic modifications of a class or module at run-time. # m.py class A: def func(self): print("Hi") import m def monkey(self): print …
Explain how to delete a file in Python?
Python | Delete a file Using command os.remove(file_name) Use the os module to delete a file, we need to first import it, and then use the remove() function provided by the module to delete the file. It …
List the common security issues that can be avoided by using Django?
A few common security issues that can be avoided by using Django are: Clickjacking Cross-site scripting and SQL injection