Pentatonic Superimposition
Let us analyse a modal harmony, such as someone playing the G lydian chord: G - A - B - C# - D - E - F# 1 - 2 - 3 - #4 - 5 - 6 - 7 If you have a G ly…
Easily encrypt and decrypt files using GPG and Bash functions
Use bash functions to simplify encryption and decryption using GPG: To use them simply add your file to encrypt or decrypt, as an argument, like…
Generate SHA-512 hashes using Python
python -c "import crypt, getpass, pwd; \ print(crypt.crypt('password', '\$6\$saltsalt\$'))"
Pagination in Solidity
Simple working Solidity code to paginate arrays returned from a Smart Contract: pragma solidity >=0.4.22 <0.6.0; contract ArrayPagination { …
Mapping network connections to Process ID's in Windows
One of the cool features in Linux is the ability to map network requests with process id's (PIDs). This can help any system administrator trouble…
Remove all Docker images and containers
Very handy and fundamental commands to delete ALL Docker images and containers: First start by deleting the containers (since these are dependenci…
Render Material-UI Modal in the center of the Screen
The Material-UI Modal component is a very powerful and commonly used component in the ReactJS community. Unfortunately it is badly documented . One o…
Hot Reloading Node and React on Docker Windows
Ever since I moved my development environment to Windows, it has been a constant struggle to emulate the previous environment that I had built on OSX…
Trigger TeamCity job when specific branch is merged to Master
Any DevOps who has been involved in some serious CI/CD pipeline architectures have met these particular requirements at least once in his life: De…
Calling setState() behind an async call in ReactJS
I have blogged about how dangerous it is to use setState() during component lifecycle methods or render() functions. This is because the component ca…
Chaining API requests with Redux Thunk
Recently I wanted to be able to gather an array of objects on the first API request, and then for each object, fire off another API request that will…
Fire Action Creator after React State changes
I have recently come across a situation where I needed to wait for an axios async request to complete, get the final status from the response (either…
How to pass ReactJS state into Redux Action Creator
Although there are differing opinions on whether accessing state in action creators is a good idea (for example, Dan Abramov strongly discourages su…
Update React State from Component Props
ReactJS state and prop data model is so flexible that I cannot fathom how to solve information system problems otherwise, and I keep reminding this …
Material UI 1.0 with Styled Components
Material UI 1.0 brings with it huge styling flexibility compared to its predecessor. For starters, now you can easily theme and style the components…
About my coding environment
People often ask me about my environment setup, specifically the IDE and the themes that I use. I currently use VS Code , which I prefer over…
Choose an SSH key to push to your Git repository
Usually Git assumes that you are using your default SSH key if you want to push to a secure Git repo. However this is not always the case and you mig…
Using Firefox with create-react-app
If you are using create-react-app to build your ReactJS applications (who isn't anyways?!), you may be wondering how to change the default brows…
Fixing random restarts on my late 2011 MacBook Pro
Prologue My constant love-hate relationship with Apple products has been going on since the last decade. My first Apple product was the (back then)…
