2015.09.21 / Technology research
Frank Fan
KNOWORTH
只有想不到、没有做不到

2026-04-05 / Technology research
Prior to iOS9, you could only use spotlight to find apps by their name. With the announcement of the new iOS9 Search APIs, Apple now allow developers to choose what content from their apps they want to index, as well as how the results appear in spotlight, and what happens when the user taps one of the results. The 3 APIs NSUserActivity The NSUserActivity API was introduced in iOS8 for Handoff, but iOS9 now allows activities to be searchable. You can now provide metadata to these activities, meaning that spotlight can index them. This acts as a history stack, similar to when you are browsing th[…]
by Chris Grant
2026-04-05 / other
I think its a great question, and it is one that I asked many of my mentors as I was becoming a software engineer. The problem was that many people suggested different books on different topics. All the books they suggested were great in their own right, but no one was able to give me a list that would be the ESSENTIALbooks, the MUST READS, that any engineer with hopes of being great should most certainly read. Well Ive learned a lot from my mentors and realized that I still had a lot to learn with the many different books that were suggested to me. I decided to develop a routine to read one b[…]
by Jason Roell
2026-04-05 / Prototype design
Without motion, there cannot be interaction. When you close a tab, it disappears from the screen: at this basic level, motion provides immediate feedback (which is crucial since vision is our dominant sense), but at a more advanced level, motion adds a layer of humanity and realism. Animation makes interfaces feel alive and truly responsive to the user. In the past, animations were a luxury mostly for Flash-based sites, but now almost every site uses CSS/Javascript/HTML5 animations ranging from simple sliders to more complex parallax scrolls. This isnt a bad thing in addition to looking nice an[…]
by Jerry Cao