Programming, Tech and Science

Moving the WSL2 vhdx

There are a lot of chances that your WSL2 environment size is going to blow up. It is very easy for it to reach 100GB in size. In these cases it is better to move the vhdx file from the system drive to an external ssd or some other non

Unbrick router via TFTP

In this post, I am going to show how to unbrick your router which might be bricked due to a failed firmware upgrade or flashing another firmware like OpenWRT. Most of the new generation routers ship with a restore mechanism via TFTP protocol and since TFTP is generally a part

Reduce WSL2 disk size

WSL was good but it was not perfect for a linux dev running Windows 10. One reason was it was not fully compatible with linux. In the upcoming Windows 10 feature update, a new version of WSL is coming and it is called WSL2. It is optional and users can

Non Blocking Scheduled tasks in python

A lot of times we need to run some kind of automatic update scripts in our python api webserver. One example of it might be automatically fetching and updating your machine learning models if they have been updated in a remote location with least disruption. Also the automatic update task

MongoDB authentication

In this post, i try to show one of the ways of using authentication on standalone versions and replica set of MongoDb STANDALONE INSTANCE Connect to mongo shell on the mongodb instance and run. use admin; db.createUser( { user: "adminUser", pwd: "adminPassword", roles: [ { role: "userAdminAnyDatabase", db: "admin" }, "readWriteAnyDatabase" ] } ); REPLICA SET

Setting up Drone CI/CD

CI/CD pipelines is a must for rapid prototyping and development of applications. Be it frontend or backend. One of the open source tool for CI/CD is the one called Drone Setup of this tool is extremely simple. Requirements * docker installation on your system Just ssh into your server

Cron Jobs in Kubernetes

A lot of time, we need to run periodic jobs using Cron. Kubernetes is an amazing tool for it since it simplifies resource management by spinning up nodes in case of non availability of resources and releasing them in case of excess capacity. Cron jobs can be deployed by referring

Finding means of multi-modal Gaussian distribution

Need to find the means of the multi-modal normal distribution * In our day to day lives, we encounter many situations where data is generated with multiple peaks(modes). * One such problem would be the identification of peak hour times in a public transport systems like metro or buses. * We need

Setting Up Nginx Ingress, Letsencrypt in Kubernetes without LoadBalancers

Deploying services using Docker containers are all in the rage nowadays and Kubernetes provides a good way to manage them. Also, majority of the cloud providers have kubernetes as a service. So there's that too. Before we begin I assume that you have setup Kubernetes and have Kubectl configured on