At work, some of our projects keep test data in large JSON files. These files are usually structured as an array of objects, which can be thousands of lines long. When I need to make changes, manually find-and-replacing can only get me so far. I can get c... (more…)

Build a WebSocket server in Node.js using ws library and test it with a WebSocket client app. (more…)

Continuous Deployment is awesome because you can forget about the infrastructure part of the development and only focus on the code. Heroku makes it incredibly easy to set it up using Github and Automatic Deploys. Create a new projectFork the simple Nodej... (more…)

A little over 3 years ago, a few friends and I started a group called pasten to participate in the Chaos Computer Club's Capture The Flag (CTF) competition. It is a jeopardy style CTF, where the participating teams need to solve security related challenge... (more…)

It might be NOT that hard as you think! Let’s see you can you can call C/C++ code or use a native library from a Node.js app. (more…)