- Eventual Consistency in Real Time Apps — answering How do you ensure that your local model is in sync with what’s stored on the backend?
- Exploring CS — Both courses are designed to teach the fundamental concepts and big ideas of computing along with coding, and to inspire kids about computer science’s creative potential to transform society.
- Why Computer Literacy Is Key To Winning the 21st Century (Mother Jones) — [teaching CS to] middle and high schoolers at the UCLA Community School, an experimental new public K-12 school. “I saw this as a new frontier in the social-justice fight,” she says. “I tell my students, ‘I don’t necessarily want to teach you how to get rich. I want to teach you to be a good citizen.'”
Site speed is essential to business success, yet many pages are getting bigger and slower.
Earlier this year, I was researching online consumer preferences for a client and discovered, somewhat unsurprisingly, that people expect web sites to be fast and responsive, particularly when they’re shopping. What did surprised me, however, were findings in Radware’s “State of the Union Report Spring 2014” (registration required) that showed web sites, on average, were becoming bigger in bytes and slower in response time every year. In fact, the average Alexa 1000 web page has grown from around 780KB and 86 resources in 2011 to more than 1.4MB and 99 resources by the time of the early “2014 State of the Union Winter Report.”
As an experiment, I measured the resources loaded for Amazon.com on my own computer: 2.6MB loaded with 252 requests!
This seemed so odd. Faster is more profitable, yet companies were actually building fatter and slower web sites. What was behind all these bytes? Had web development become so sophisticated that all the technology would bust the seams of the browser window? Read more…
A new mantra for your next (programming) meditation session.
You might feel fine.
A few best practices for when you're learning the language
D3 doesn’t stand for data-design dictator
Designers and developers making data visualizations on the web are buzzing about d3.js. But why? Read more…
this is used to refer an object. But which object this refers too depends on the code you’re executing and how