TLDR: there’s a sample repo here if you’re lazy to read this post. The sample repo include GitHub Actions sample for CI as well. The Rust bit It’s very simple. You write your function in Rust #[js_function(3)] fn say_hello(ctx: CallContext) -> Result<JsString> { let name = …

So I was going through this post from Instagram Engineering blog while researching for some sharding solutions. The solution is quite elegant and I decided to port this to MySQL. Turns out, it’s harder than I thought since we’re using a pretty dated MySQL version at work. There is no sequence, just …

Old but gold. This science fiction / comedy / absurdist / completely serious talk traces the history of JavaScript, and programming in general, from 1995 until 2035. It’s not pro- or anti-JavaScript; the language’s flaws are discussed frankly, but its ultimate impact on the industry is tremendously …

I always prefer explicit over clever, hacky hack. Explicit make the code looks clearer, more maintainable and leaning toward a more predictable behavior (aka junior developers will be less likely to mess it up). Take an example of this code where I have a folder called providers. This here below is the content of the …

modules management with npm Nodejs comes with an amazing package manager called npm. Start a project with npm init which will then create a configuration file named package.json, keeping track of all the modules your project is using. You don’t have to manually manage this file yourself. If you want to add a …

The era in which a common career trajectory is to become a lifer at some software company and work one’s way up to higher and higher internal positions has been over for a long time (This era had already been over in the 1990s when I was a young programmer). You don’t owe the company you work for anything …

StrongLoop allows you to quickly create REST APIs using their graphic interface and CLI. SLC also supports debugging, profiling, tracing, deploying as well as monitoring features. Creating REST APIs with slc is as easy as creating datasource and model. StrongLoop will do the rest for you. I was very tempted to use …

Let’s write a simple function hello that return a string when called. var hello = function () { return 'Hello ' + name; } Now convert it into a generator. Call hello() this time will return you an Object instead: the generator. var hello = function *() { return 'Hello ' + name; } Let’s consider the …

The documentation of bluebird is so much better than Q - the library which I’m currently using. bluebird with nodejs is even better: it can convert an existing promise-unaware API to promise-returning API which is so awesome. Thid feature works with most popular libraries (which use error as first arg (as they …

I started a HTML5 hybrid mobile app project recently. Before I start coding the frontend, I had to decide which client side JavaScript framework I will be using. The choice narrows down between AngularJS (Ionic framework) and Ember. Of those two, AngularJS is obviously the more popular choice. There’re many …