While working with Nginx or any other server there is sometimes the need to parse the logs and see the consolidated view. This view can help you with identifying the things that are wrong like too many 5xx. Let’s have a look at log parsing in python. In this article, we will take nginx default
When we are talking about how to start python we must understand the basic tools that will help you in writing better code debugging and dependency management. How to start python projects. To start any project it is always recommended to create the project in its own environment. This means that anything that is installed
In recent articles, we talked about containers a lot like the below articles. In this article also we are going to continue the same trend and talk about how docker networking works. To understand very basic docker networking we need some knowledge beforehand. Lets read about namespaces in linux, veth pair and bridge. Namespaces: Namespaces
When we talk about containers a big name that comes into picture is docker. Docker is a leading container platform and provides all the functionalities required in the life cycle of a container. In this article, we will talk about docker components and how they work together. Docker consists of the following components. Docker Daemon:
If you working in a DevOps or SRE environment, it is very rare to find a person who has not heard of the name containers. In this article, we talk about the life cycle of a container. For this purpose, we will use docker for a container runtime. Let’s have a look at the docker
When we talk about databases. One of the biggest types that exists is SQL. SQL or Structured Query Language is used where you have to keep data that is relational in nature. Mysql, Postgres, DB2 are the different software that implements it. SQL comprises of many sub-languages that provide different capabilities to SQL. The capabilities
Generators are just like normal functions, what makes functions generators in yield statement instead of the return statement. Also since you starting to read about generators, you should have a look at Iterators in python and how it works.Lets read about generators in python. What is yield? Yield is a keyword that is used to
In this article, we will talk about best practices for programming in any language. Add readability to your code as much as possible. The function name should tell what this function does. The function should be visible in one screen. You should not scroll to view the whole function. Try to write pure functions instead
Generally, iterators are used to iterate over a list of objects. We use iterators without knowing we are using it. Let’s understand Iterators in python and look at the below example a = [1,2,4,5,6,7,8] for i in a: print(i) Here we have used iterator behind the scenes of for-in to loop over a list. How to create
If you are working as a DevOps you must have heard the name NAT. In this article, we will talk about them and SNAT and DNAT. NAT (Network Address translator) is generally used when you want to hide one side of the network and show it as a single IP. NAT keep a connection table