Justin Silver

Justin Silver Blog

Cryptocurrency / Linux / Technology

Syscoin 3.0 Masternode Configuration

This is a setup guide for creating a Syscoin 3.0 Masternode. You will need a Virtual Private Server (VPS) from hosting providers such as Amazon EC2, DigitalOcean Droplets, Google Compute Engine, Microsoft Azure, Choopa,...

Technology

Atlassian JIRA + Nginx SSL Reverse Proxy

I use JIRA in a cloud infrastructure where it’s obviously desirable to serve the contents over SSL, therefore I set up a reverse proxy via Nginx to the JIRA backend service and handle the...

Technology

Validate SSL Certificate & Private Key

It’s not uncommon to need to validate if an SSL certificate / private key combination is valid. The easiest way to do this is with OpenSSL, an open source library that… is a robust,...

Linux

Nginx Configuration Monitor

I wanted a way to quickly distribute configuration files to my servers and have Nginx automatically reload. I found a solution for Debian servers and adapted it for CentOS 7 here. You will first...

Linux / Technology

Github + Multiple Repository SSH Deploy Keys

I use Jenkins for CD/CI, but was running into the issue of deleted files not being removed from the target server. My solution to this issue was to only use Jenkins to generate the...

OSX

Reinstall All Homebrew Packages

After upgrading to OS X Sierra I was unable to start MariaDB (or MySQL). Long story short, I ended up rebuilding openssl which fixed the signal 4 error, likely due to changes in the...