How to write Anonymous Functions in Javascript
There is a lot of power in Javascript syntax. One of those powerful things is that of Javascript Anonymous Functions.
But what is an Anonymous …
Read Article →Technical Articles
In-depth guides, insights, and best practices for modern software engineering
How to use Docker to test any Linux distribution locally
I often need to test a specific Linux binary or make sure something works as expected from yum install or apt install.
To do this, it’s common …
Read Article →How to get the Maximum Depth of a Binary Tree in Python
Let’s say that you have a binary tree and we needed to know it’s maximum depth.
Binary tree input data [3,9,20,null,null,15,7] could be …
What is Fizz Buzz?
Fizz buzz is a common programming interview question.
The problem statement usually reads something like this:
Read Article →Write a short program that …
How to Deploy a Helm “Hello World” app onto Kubernetes
We will create a simple Hello World static HTTP Service using Helm, package it and release it to an AWS EKS Cluster.
This tutorial expects you to have …
Read Article →How to write a Quicksort Algorithm in Python
While there are libraries available for all programming languages that offer abilities to sort list, arrays and collections, it is important to know …
Read Article →How to Reverse a String or List using Python
Python comes with the power of slicing.
Let’s try it with a String:
>>> example1 = 'hello world'
>>> example1[::-1] …How to get the IP address in Python
Python exposes a socket library that allows us to perform networking tasks such as getting the IP Address as well as getting the Hostname of our …
How to Reverse a Binary Tree in Python
Reversing a Binary Tree is a common programming interview question.
By learning how to Reverse a Binary Tree in Python, you are working towards …
Read Article →[Solved] Unable to Detach AWS Network Interface
You do not have permission to access the specified resource.
If you are seeing this error appears up when trying to delete or detach a Network …
Read Article →How to delete a file in Python
A quick solution in Python
import os
os.remove("filename.txt")
The above code will delete a file in Python, it will not however delete a …
Read Article →How to safely parse JSON in Javascript
JSON stands for Javascript Object Notation and has become wildly popular to transport and store data between application, databases and more.
However, …
Read Article →Check if an HTML Checkbox is checked using Javascript
While processing forms in web development, it’s a common requirement to be able to tell if a checkbox has been checked or not.
It’s not …
Read Article →How to Push Docker Images to AWS ECR
Docker images are usually stored on Docker Hub, but AWS’s Elastic Container Registry can also be used. It’s a great solution and this post …
Read Article →How to monitor Network Traffic on Linux
There is a fantastic tool to see and monitor Bandwidth and Network Traffic on Linux.
It’s called bmon and it works out of the box.
How to Setup …
Read Article →How to Merge Javascript Objects
A Javascript Object – now just called JSON – is a collection of values and properties stored as a map.
How would you merge two or more Javascript …
Read Article →When to use Pip3 instead of Pip in Python
If you have multiple versions of Python installed on a system, such as both Python 2.7 and Python 3.6+. Then pip will often refer to the Python2 bin, …
How to use Screen on Linux
Screen on Linux is a popular command-line program that lets you multiplex between interactive shells.
What that means is, you can use screen to save …
Transfer a domain from Namecheap
Namecheap is a pretty good registrar. As its name says, yes, it is usually pretty cheap. I would also like to point out that I personally have nothing …
Read Article →How to Package a Python App using Nuitka
Learn how to package a Python app in this tutorial.
For the most part, once you’ve written your Python code, you simply deploy it to a server, …
Read Article →Introduction to NPM
What is NPM?
NPM stands for Node Package Manager, and is the default way to extend your Node applications.
There are an absolute ton of packages …
Read Article →How to create a Symbolic Link on Linux / Mac
A symbolic link – or often just sym-link – is a pointer or shortcut to where the actual file lives on a filesystem. What does it take to create a …
Non-interactive git clone (ssh fingerprint prompt)
If you have ever been in the annoying situation where you had to run git clone from a server that you did not have interactive access to, such as a …
When your Python code is much faster with PyPy
Python is a very powerful language, there are so many libraries available for it.
However, many developers will complain about its speed by comparison …
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