Python Print String N times
Python | Print String N times >>> s = 'Python' >>> n = 5 >>> print(s * n) PythonPythonPythonPythonPython
Undo the most recent local commits in git
Git | Undo the most recent local commits Bellow command is used to reset the last local commit. git reset HEAD~
python return multiple values from functions
Python | Return multiple values from functions >>> def A(): return 2, 3, 4 >>> a, b, c = A() >>> print(a, b, c) 2 3 4
Python MSSQL: SELECT Data – Step-by-Step Guide with Code Examples
Once you’ve inserted data into your Microsoft SQL Server (MSSQL) database, the next step is retrieving it. Python, combined with the pyodbc library, makes it easy to execute SQL SELECT queries and fetch results for …
Can you explain the filter(), map(), and reduce() functions?
Python | filter(), map(), and reduce() Functions filter() function accepts two arguments, a function and an iterable, where each element of the iterable is filtered through the function to test if the item is accepted or …
What are static files in Django? And how can you set them?
In Django, static files are the files that serve the purpose of additional purposes such as images, CSS, or JavaScript files. Static files managed by “django.contrib.staticfiles”. There are three main things to set up static …
Python In-place swapping of two numbers
Python | In-place swapping of two numbers >>> a, b = 10, 20 >>> print(a, b) 10 20 >>> a, b = b, a >>> print(a, b) 20 10
What is the use of vars(), dir() and help() functions?
Python | vars(), dir() and help() The vars() function returns the __dict__ attribute of an object. The dir() function returns all properties and methods of the specified object, without the values. The help() function is used to display …
Does Python support interfaces like Java does?
No. However, Abstract Base Classes (ABCs) are a feature from the abc module that let us declare what methods subclasses should implement. Python supports this module since version 2.7.
Refreshing JWT Tokens in Django with djangorestframework-simplejwt
Introduction: Why Token Refreshing Matters JWT (JSON Web Tokens) are commonly used for securing APIs in modern Django applications, especially with frontend frameworks like React, Vue, or mobile apps. However, access tokens expire quickly (usually …
Explain the difference between @staticmethod and @classmethod?
Python | Difference between @staticmethod and @classmethod A staticmethod is a method that knows nothing about the class or the instance it was called on. It just gets the arguments that were passed, no implicit first argument. …
Django API Documentation Using Swagger with drf-yasg
Introduction: Why Swagger API Docs Matter in Django Great code deserves great documentation—especially for APIs. When building REST APIs with Django REST Framework (DRF), clear and up-to-date documentation is critical for: Frontend developers and third-party …
Does Django support NoSQL?
Django | NoSQL NoSQL basically stands for “not only SQL”. This is considered an alternative to the traditional RDBMS or relational Databases. Officially, Django does not support NoSQL databases. However, there are third-party projects, such as …
Getting the Recent One Month or One Year Records from a MySQL Table
When working with time-sensitive data — such as user activity logs, sales records, or system logs — it’s often necessary to retrieve records from the last month or year relative to today’s date. This guide …
How to Remove Special Characters from a String in PHP (With Full Examples)
How to Remove Special Characters from a String in PHP (With Full Examples) Removing special characters from strings is a common requirement in PHP when handling user inputs, sanitizing file names, creating SEO-friendly URLs, or …