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A blog about Django, Python, mongo DB, LINUX, Amazon Web Services


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Django Conditional Expressions in Queries

Posted On 13 February 2016 By MicroPyramid

Reduce database queries in django with Conditional Expressions. By using Conditional Expressions we can use "If...Elif...Else" expressions while querying the database so that we can reduce the number of queries to the database and increase the response time. If we don't use conditional expressions in queries we have to write raw SQL queries or we have to hit/query the database for multiple times. That's the reason Django included Conditional Expressions from version 1.8

Check test coverage in Django code with Coveralls

Posted On 13 February 2016 By MicroPyramid

Coverage: It is a tool used for measuring the effectiveness of tests, showing the percentage of your codebase covered by tests.
Test Coverage is an important indicator of software quality and an essential part of software maintenance. It helps in evaluating the effectiveness of testing by providing data on different coverage items. It is a useful tool for finding untested parts of a code base. Test coverage is also called code coverage in certain cases.

Python to Debian package: Simple, Easy and Fast

Posted On 11 February 2016 By MicroPyramid

Packaging python script to debian follows strict instructions, using the following instructions, most of the steps can be skipped hence making it easy and fast.
If you like video goto https://www.youtube.com/watch?v=a9GzDZB5VeU. This video doesn't show setup.py file creating which is required, but excluding that portion everything is same as below.

Copy Text to ClipBoard event using Javascript

Posted On 03 February 2016 By MicroPyramid

Here you can learn about copy to clipboard using JavaScript. Copying content from a web form without needing to use the default browser functions. For this i am using ZeroClipboard functionality in the JavaScript.

Django Unit Test cases with Forms and Views

Posted On 22 January 2016 By MicroPyramid

By writing unit test cases, you can evaluate each code component in the initial stage itself and it'll improve your app/code performance. Which is the best practice to test your code and you can easily determine if there are any errors.

Django efficient implementation of Amazon s3 and Cloudfront CDN for faster loading.

Posted On 22 January 2016 By MicroPyramid

Django by default to store the files in your local file system. To make your files load quickly and secure we need to go for any third party storage systems. AWS s3 is one of the storage service for the Internet. It is designed to make web-scale computing easier for developers. django has a package called django-storages which can be used to store the files in the amazon s3 and serve them from its cloudfront service.

Django Testing Automated with Self Hosted Gitlab CI and Docker

Posted On 22 January 2016 By MicroPyramid

It is a bit pricy if you want to host code for collaboration using bitbucket or github on your own VPS or On-Premisis servers. Gitlab in midst of this provides a community edition which is packed with essential features and also free of cost. Both Editions ship with CI integrated in it and also can handle 3rd party CI applications like Jenkins or Bamboo ..etc.,

Querying with Django Q objects

Posted On 22 January 2016 By MicroPyramid

Querying with Django Q objects: Q object encapsulates a SQL expression in a Python object that can be used in database-related operations. Using Q objects we can make complex queries with less and simple code.

Understanding Checkout flow in Django Oscar.

Posted On 22 January 2016 By MicroPyramid

Explaining Django Oscar checkout flow.

Getting Started with the IPython Notebook

Posted On 22 January 2016 By MicroPyramid

IPython is a set of tools developed to make it easier for the programmers to work with Python and data. IPython provides extensions to the Python programming language that make working interactively convenient and efficient. IPython Notebook lets you write and execute code, analyze data in your web browser.

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