June 2016 - Ciphertrick

Unit testing controllers in AngularJS with karma-jasmine

This is our second article on unit testing in AngularJS. Previously we had written an article on how to setup our machine and get started with unit testing, we also wrote a test for a custom filter. In this article, we will see how we can unit test controllers in AngularJS with Karma and Jasmine. […]

Rahil Shaikh 6 years ago

Avoiding callback hell in Node.js

Callback hell is a phenomenon that afflicts a JavaScript developer when he tries to execute multiple asynchronous operations one after the other. Some people call it to be the pyramid of doom. Let’s have a look at an example of what we call callback hell. doSomething(param1, param2, function(err, paramx){ doMore(paramx, function(err, result){ […]

Rahil Shaikh 6 years ago

All Javascript NodeJS

Read Excel Files and convert to JSON in Node.js

Sometimes in an application, you may have a requirement to upload data via an excel file or a job to read data from a bunch of excel files or may be run some analytics. Dealing with excel files is common in web applications. This tutorial aims to make reading excel files using NodeJS easier for […]

Rahil Shaikh 6 years ago