When I firstly heard about Crystal language, I got really exited. It fixes exactly four problems I sometimes have with Ruby; types, speed, memory consumption and compilation to machine code. After many months silently following its development I decided to try it out for a simple program I need — a simple server standing between […]
If you have ever generated PDFs in your Ruby apps you were probably also asking yourself how do I test that the PDF turns out the way I want?
If you are deploying Ruby web application on Fedora with Puma (or other) application server and Nginx web server as a proxy, you might encounter SELinux forbidding Nginx to use the Puma socket. Here is how to create a SELinux policy module that you can use during your server provisioning.
If you are setting up your own remote server/VPS you will probably like to make it easy to deploy your code with simple git push. In other words you want to setup something that providers such as Heroku or OpenShift let you do to deploy your code. Luckily, it’s very easy!
If you are using Rails with activerecord-postgis-adapter 3.1.4 perhaps you got into a point where you were suddenly getting the following error:
can't cast RGeo::Geographic::SphericalPointImpl to point
If you are using Vagrant with KVM (with vagrant-libvirt plugin) on Fedora, you might have experienced that sometimes the KVM virtual machine becomes unresponsive. Simply put you would wait forever for trying to ssh to the machine using vagrant ssh. It unfortunately happens to me sometimes when my laptop goes to sleep. So the simple […]
How to solve collisions of VirtualBox with virtual bridges on Fedora (e.g. when running Vagrant).
Have you ever needed a DNS server that would be visible both on your host and your Vagrant guests? Landrush is one of those things that can pretty much save you. Unfortunately it was designed around VirtualBox and Mac OS, so it does not work on Linux out-of-the-box. And it does not work with libvirt […]
First update of what? If you haven’t notice it yet, we announced a new developer portal for Fedora some time ago. Today I released a first update with some new contributions that landed on our GitHub after the announcement. So what’s new?
Do you always think twice before downloading software that comes in a tar or zip file? Me too, I like to manage my software in easy and straightforward manner and that’s why I repackaged Otto, Packer and Vault in RPM format. If you are running Fedora, CentOS or RHEL 6 you can now use my […]