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General

How to issue ACMEv2 Wildcard with Certbot on Ubuntu 18.04

Posted on July 14th, 2018.

We need to issue a willdcard SSL certificate for the domain *.yourdomain.com.

Featured

Linux

Jenkins and SSL: x509: certificate signed by unknown authority error

Posted on June 30th, 2018.

This is something that really run me mad and took a while to have it sorted. Unfortunately there is not much documentation online, therefore I am posting this for personal reference and to help others who could stumble upon the same issue.

Featured

General

My quest for a Linux compatible 5Ghz USB dongle

Posted on June 25th, 2018.

So, the day came when I finally got a fiber line at home: 150Mbps symmetrical.

Featured

General

ZFS: setting up a mirror with ZIL and L2ARC optimizations

Posted on June 19th, 2018.

I have always been a big fan of ZFS and had the opportunity to set up a Solaris network backup server with data deduplication. It was the time when I was running my small VPS business and needed to be able to make live snapshots of our clients VPS disks. ZFS and its data deduplication feature saved the day!

Featured

General

Converting an Array of Objects to an Object.

Posted on May 19th, 2018.

Very useful post which explains how to an array of objects to an object of objects:

Featured

Linux

Installing Wok and Kimchi on CentOS 7.x

Posted on March 24th, 2018.

I’ve been looking for a nice graphical front-end for KVM for an CentOS host. I stumbled across Kimchi and decided to try it out.

Featured

React

Material-UI Toggle and onToggle callback function. Passing data.

Posted on March 4th, 2018.

Data from a Material-UI toggle component can be passed to a callback function with a data-* tag.

Featured

React

Setting Up a React.js Environment Using Npm, Babel 6 and Webpack

Posted on September 3rd, 2017.

Simple and easy to understand tutorial for newcomers:

Featured

CakePHP 3

CakePHP 3 and FPDF

Posted on April 23rd, 2017.

FPDF is a PHP class which allows to generate PDF files with pure PHP. which can be easily integrated in our CakePHP 3 app.

Featured

CakePHP 3

Example of PHP Shorthand If / Else

Posted on April 13th, 2017.

I keep forgetting this, so here’s a note: