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  • blog-category-djagno
  • blog-category-python
  • blog-category-mongodb
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python class special methods or magic methods

python class special methods or magic methods. magic methods allow us to override or add the default functionality of python objects. One of the biggest advantages of using Python's magic methods is that they provide a simple way to make objects behave like built-in types. That means you can avoid ugly, counter-intuitive, and nonstandard ways of performing basic operators.


Introduction to API development with Django REST framework

Introduction to API development with Django REST framework. You can build the API for any Django application. Pre-requisites are Django and OOPS(object oriented programming concepts) . In this


Django-REST User Level Permissions and Object Level Permissions

Django-REST User Level Permissions and Object Level Permissions. User Level Permissions and Object level Permissions allow to serve customers based on their access levels or permissions. Let us consider the scenario of Authors, Books, Readers. Authors are only allowed to write the books. Readers are only allowed to read the allowed Books.


Building and Parsing XML Document using Python

Creating XML document with required elements, Then Parsing it using Python to generate a serialized form of its contents.


How To Send And Receive Email With Django And Amazon SES

django-ses-gateway a pluggable Django application is used for sending mails from your verified domains and verified emails. We can also use django-ses-gateway for receiving messages and deliver them to an Amazon S3 bucket in an encrypted format, publish notifications to Amazon SNS to process the response or call your custom code via an AWS Lambda function.


Generate PDF from HTML in django using weasyprint

WeasyPrint is to combine multiple pieces of information into an HTML template and then converting it to a PDF document.


Linux, managing child processes executing concurrently

Concurrent processing is complicated, it’s better to avoid it when possible, but when there is a priority for faster execution or there is a need to have multiple functionalities(programs) simultaneously we have to go for it. Using ampersand(&) symbol we can run processes in background or subshell, this way they run concurrently.


Securing Django with multi factor authentication using Django-MFA

Use Django Multi-Factor Authentication method to verify user identity with more than one authentication methods. It can be used for user login, any transactional methods etc.


Deploy Django using CloudFormation Template

CloudFormation helps in Using JSON templates to describe the resources needed from aws. With this approach, we don't have to repeat the same manual configuration every time. However manually creating a cloud formation template is complex, so CloudForm is used to simplify this task.


How to backup and restore your database(mysql, postgresql, mongodb)

Data loss can happen when we accidentally delete the files, or when server crashes or system fails, or when we applied migrations to the data that didn't work so we don't get previous data with the schema. In the production environment, it's mandatory to do database backup when we do changes in the code.


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