Listing the Largest N Files or Folders Recursively

bash

Listing the largest N files or folders recursively is handy. Let’s frame a usecase. So, you’re Ubuntu server is tanking. You’re running Jenkins or something else and your job logs have just started piling up. You’re UI doesn’t work anymore and the only thing you can do is SSH into your instance. What do you …

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Functional Annotations in Python 3.x

python

Have you used Functional Annotations in Python 3.x? Maybe you’ve heard them mentioned? Regardless, let’s explore what they are and how they help us. Because if they don’t help us, then we probably shouldn’t care. The Problem You’re programming and don’t know what thisRandomFunction should return. Maybe it’s a bool maybe it’s a string who …

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How To Get Started With Apache Airflow?

When Airbnb was scaling rapidly, they faced the problem of organizing complex data pipelines. To combat this and become a data-driven organization, Airbnb launched Apache Airflow in 2015, their custom-made open-source platform to manage complex workflows. In simple words, Apache Airflow is a platform where you can create, schedule, and monitor complex workflows using simple …

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Editing all Elements of a DataFrame According to a Condition

python

Let’s work on manipulating a dataframe. Let’s work on editing all elements of a DataFrame according to a condition. You have a horde of data you just imported from a CSV or an Excel doc. You’ve managed to get the data into a Pandas DataFrame using one of the built in import methods like read_csv …

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Remove Your Computer’s Name From your Bash/Terminal on Ubuntu

Happen to be trying to remove your computer’s name from your bash/terminal on Ubuntu? I thought it was an eyesore when I was writing up some docs and was taking screenshots. I did some research and thought I’d pass along what I learned. My Setup Windows 10 Ubuntu Subsystem Edit your hidden .bashrc file! So …

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What git branch am I in?

What git branch am I in? It’s an age old question I’ll ask myself maybe once an hour. I’ll make a big change, decide that I need to save the repo before I break something, I make a commit (often times with commitizen), and then git push origin … . But where was I pushing …

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Make an Image Clickable in React Native

Trying to make an image clickable in React Native? It was one of the harder things for me to do when I started off so I thought I’d do a quick write up. My Setup MacOS Big Sur Webstorm 2020.2.3 Starting a New React Native Project Click React Native under new project in Webstorm. This …

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Upload a Pandas DataFrame to DynamoDB using Python

python

So you’re trying to upload a Pandas DataFrame to DynamoDB using Python? Let’s take a step back first. Why are we using DynamoDB? What is DynamoDB? What is DyanmoDB DyanmoDB is a non-relational fully managed database product offered by Amazon’s cloud computing arm AWS. So why would you go the DynamoDB route vs MySQL, Postgres, …

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Permission Denied (Publickey)

Are you getting the Permission Denied (Publickey) error? I imagine you’re starting to setup a Digital Ocean droplet or Ubuntu on another cloud provider and need to ssh into your server? After trying are you getting the permission denied (Publickey) error? I was setting up Jenkins and wanted to quickly access the droplet from my …

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