Here I will note down few npm commands and their usage. Before starting with the commands, I want to note the semvar notations for npm dependency versions. Node dependencies follow Semvar annotations. Which means: major.minor.patch. Carret (^) sign means major version has to match and rest can be changed durning…

Some handy commands when it comes to managing java versions on MacOS. — To view installed java versions on Mac use this command /usr/libexec/java_home -V The output will be like (abridged): Matching Java Virtual Machines (9): 11.0.12, x86_64: "Zulu 11.50.19" /Library/Java/JavaVirtualMachines/zulu-11.jdk/Contents/Home 1.8.0_302, x86_64: "Zulu 8.56.0.21" /Library/Java/JavaVirtualMachines/zulu-8.jdk/Contents/Home 1.8.0_251, x86_64: "Java SE 8" /Library/Java/JavaVirtualMachines/jdk1.8.0_251.jdk/Contents/Home

While I was preparing for my AWS Machine Learning Specialty Certification exam, I was looking for a place where I can have quick look at the summaries. Being a total novice in this area, I found this kind of resource saved my time looking up for information on the built-in…

Maven enforcer plugin has many usages when it comes to managing dependencies. The one I am going to give an example of now, has to do with banning certain dependencies. The use case is something like this — you have a multi-module maven project. As time has grown your repo…

As I familiarize myself with the Machine Learning technology, I am keeping notes of the concepts that I am coming across. Someone else like me, may benefit from this. So here goes the first part of the glossary. Confusion matrix: Confusion matrix for a classification model is a layout that…

Nifty way to automate installations — Expect command. Short&Sweet: yum -y install expect autoexpect ./your-installer-file.sh This will spawn your installer file and prompt you for the answers to the questions and you will provide answers just this once — I promise! It will record your answers and generate a file named script.exp in the same directory. Next time or any number of times you want to run the installer with the same inputs, you just need to do:

If you are a woman in tech, you must be familiar with “Imposter Syndrome”. Even if you don’t know what it means, I can bet at one time or the other, you have definitely felt it. Few weeks ago I went to a meet-up/workshop that was titled “overcoming imposter syndrome”…

I am considerably new with Ansible and wanted to verify the changes I have made to an existing Ansible project. I found a nifty solution to my problem. I am now running the Ansible playbook inside a docker container. …

Prologue: I’m from Bangladesh, now living in Melbourne, Australia. In Bangladesh the culture of having childcare is not prevalent. And raising children is still considered to be women’s job. So if you are a working mom in Bangladesh, you have to resort to having a nanny, unless you have any…