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Author: Petronald Green

How to manually generate SSL certificates for Flynn applications

For the last few years the flynn team has been working on getting us letsencrypt integration. While I feel the…

How to add Flynn to your GitLab CI/CD workflow

Goal: Make GitLab deploy to Flynn I will assume you already have your .yml setup to build your project. As…

How to deploy an Angular 6 project to Heroku

As I had difficulty finding a reliable source online, I decided to create my own. Here is how you deploy…

Ubuntu 18.04 Tools and Apps

This serves to be an ever-changing┬ápersonal list of what to install if I ever redo my Ubuntu machine. Currently I…

How to create an observable in Ionic v2

Observable.create(observer => { this.http.get(url, {headers}).subscribe(res => { this.response = res; observer.next(this.response); observer.complete(); }, err => { console.log(err); observer.error(err); observer.complete(); });…

How to fix django cors issue

create a file middleware.py and type class CORSMiddleware: def __init__(self, get_response): self.get_response = get_response def __call__(self, request): response = self.get_response(request)…

How to calculate MD5 hash on windows

In command prompt or powershell certutil -hashfile filename.zip MD5  

Fix: Android emulators not starting in Ubuntu

Often this happens when for some reason or the other your OpenGL config is broken. This is often an issue…

How to fix gradle in Intellij IDEA

When starting a project in Intellij IDEA if you see an error around the lines of Gradle sync failed: The…

Virtualization: Should I assign CPU’s or Cores

TL:DR Cores Cores Cores (but no more than pCPU count) When creating a new virtual machine in VMware ESXi or…

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