There is no way, by default, to ensure that your Javascript Object you passed into a function will stay as is nevertheless. And that creates a problem and a lot of side effects. To avoid this common pitfall we create immutable objects, those that no… »

A common pitfall when comes to development teams is the inconsistent software and library versions across developers. The first time you install a Node.js dependency by , the latest version of that package, will be installed along with the npm's… »

When you are writing an API, especially when is going to go public, you want the error responses to be as consistent as possible. You want your errors to be identical everywhere, to provide not too much information for your internal system but enough… »

A week ago Thanasis asked me to make a Javascript 101 for the SKG Node.js monthly meetup. The trap? I had to present it a week after. :/ At first, it looked not such an easy task, since I hadn't have any slides or anything ready for it. Fuck it… »

I haven't really gotten into React.js yet, even though I have heard about it about a year ago. It was this video, about react-native and how you can build native iOS apps with Javascript, that really got me thinking. So, I started searching around… »