· 2 min
MongoDB: Radius Search with Coordinates Using $geoWithin and $centerSphere
How to use MongoDB's $geoWithin and $centerSphere operators to search for documents within a given radius of coordinates.
Victor Queiroz
Developer blog — web development, JavaScript, and more.
· 2 min
AngularJS 1.3: Getting to Know Async Validators
An introduction to AngularJS 1.3's $asyncValidators — what they are, how they work, and how to use them with ngModel.
· 2 min
Configuring Wi-Fi with a Broadcom BCM4312 on Debian
Step-by-step guide to getting a Broadcom BCM4312 wireless card working on Debian using the wl kernel module.
· 2 min
AngularJS, Jasmine, Karma: Testing Directives
A guide to unit testing AngularJS directives using Jasmine, Karma, and ngMock — from importing dependencies to compiling elements.
· 2 min
AngularJS: Creating Tests with Jasmine and Karma
How to write unit tests for AngularJS applications using Jasmine and Karma — from setup to running your first tests.
· 3 min
Jasmine: First Contact with Unit Testing
An introduction to Jasmine, the BDD testing framework for JavaScript — suites, specs, matchers, and best practices.
· 3 min
gulp.js: Using It for the First Time
An introduction to gulp.js, the fast and efficient task runner — how to install, configure, and create your first task.
· 3 min
Node.js — Creating a Simple Web Server with Express 4
A step-by-step guide to creating a simple static file server using Node.js and Express 4.
· 3 min
AngularJS: Directives — What They Are and How They Work
An introduction to AngularJS directives: what they are, how normalization works, and how to create your own.