GitLab Container Registry is a secure and private registry for Docker images integrated completely in Gitlab. In this tutorial we will setup and use GitLab Container Registry. If you're using previous versions of Gitlab upgrade and then follow this tutorial.
Celery is a task queue that is to built an asynchronous message passing system. It can be used as a bucket where programming tasks can be dumped. The program that passed the task can continue to execute and function responsively.
To monitor the status of these celery tasks we use celery flower
The Celery Flower is a tool for monitoring your celery tasks and workers. It's web based and allows you to see task progress, details, worker status.
HTTP/2, next version of HTTP/1, http/1 can not handle the present web which has become more resource intensive, it cannot processes multiple requests in an efficient manner. HTTP/2 has got many techniques to harness the requirements of current web experience.
SPDY is the core part of HTTP/2 protocol, many of the http/2 protocol techniques are part SPDY.
Python collections - Counter is to count the frequency of character, OrderedDict is to track the order of the contents in which they are added and defaultdict is to provide a default value for a nonexistent key for the dictionary element are explained with real time examples in part 2 of collections series.
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
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.