01Cryptocurrency
Syscoin + Node.js = Blockchain Apps!
Getting Started You will need to have syscoind or Syscoin Core Qt running on your system and have node/npm installed. If you don't have Node.js I recommend installing it via nvm.…
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02Cryptocurrency
Syscoin 3 Alias Creation
Or, How I Learned To Stop Worrying and Love the Command Line Before we start - please read this post fully! It will only take a few minutes, and you will feel much more…
03Linux
MongoDB Clustering for CentOS 7
A quick guide to installing a MongoDB cluster on CentOS 7 hosts. Network Configuration 10.0.10.1 config01 10.0.20.1 shard01 10.0.20.2 shard02 10.0.30.1 app01 Install MongoDB…
04Linux
Syscoin Core 3.0 Build Scripts
Build Scripts Use the following commands to compile Syscoin 3.0 on a variety of operating systems. These scripts will prepare your system with the proper build tools and install…
05Linux
Syscoin Masternode Hot Wallet to Syscoin-Qt
Oh no! If you set up your Syscoin masternode with a hot wallet (by importing a private key for your collateral transaction) then you have put your syscoins at great risk! A flaw…
06Technology
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…
07Technology
Using NGINX as an Atlassian JIRA Reverse Proxy
I use JIRA in a cloud infrastructure where it's obviously desirable to serve the contents over SSL, therefore I set up an NGINX as a JIRA reverse proxy for unencrypted requests…
08Technology
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…
09Linux
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…
10Technology
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…
11OSX
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…
12Linux
LEMP: CentOS 7, NGINX, PHP7, and Redis for Wordpress
Scripts to setup a Wordpress server on CentOS 7 with NGINX, PHP/PHP-FPM 7, Redis and more. Firewalld - allow only HTTP/S and SSH traffic Letsencrypt - free SSL certificates Yum…