Sang Chi

25 Magazines | 4,108 Articles | 41,600 Followers | 253 Likes | @sangchi | Startup Builder. Co-founder at stealth. Former Data @Flipboard. Twitter: sandbreaker

Refactoring at Scale – Lessons Learned Rewriting Instagram’s Feed

When the Instagram team rewrote their iOS feed from the ground up, they learned more than they anticipated about collection views, diffing, and the …

Data Modeling

Kustomer, founded by Salesforce alums, nabs $12.5M to repair customer care

The need to contact customer support is the bane of many a modern consumer’s existence: not only is it likely that you are doing it because you have a problem that needs fixing, but you are inevitably sucked into a vortex where you have to sit on the phone for ages (or wait in stasis for emailed …

Salesforce

AppLovin, a 115 employee, profitable startup that never raised money from VCs, sold itself for $1.4 billion

A hot mobile ad startup based in Palo Alto called AppLovin has confirmed that it sold a majority interest in itself to a Chinese private equity firm, Orient Hontai Capital, for $1.4 billion.<p>As we previously reported, rumors of the deal emerged about a month ago, sources told TechCrunch at that time.<p>…

Startups

Why amazing video games could be causing a big problem for America

<i>A previous version of this article incorrectly characterized Danny Izquierdo's education. The post has been updated to specify he has an associate degree.</i><p>Danny Izquierdo, a 22-year-old who lives with his parents in Silver Spring, Md., has found little satisfaction in a series of part-time, low-wage …

Gaming

X's and O's

pdf [2MB] ppt [6MB]<p>Nine times out of ten, when you hear about deep learning breaking a new technological barrier, Convolutional Neural Networks are …

Computer Science

How Dropbox securely stores your passwords

It’s universally acknowledged that it’s a bad idea to store plain-text passwords. If a database containing plain-text passwords is compromised, user …

The 280-Year-Old Algorithm Inside Google Trips

Posted by Bogdan Arsintescu, Software Engineer & Sreenivas Gollapudi, Kostas Kollias, Tamas Sarlos and Andrew Tomkins, Research Scientists ...

Science And Intuition: How To Make Almost Anything Go Viral

There are two schools of thought regarding how to make anything go viral. In The Tipping Point, Malcolm Gladwell emphasizes the importance of the messenger. In contrast, Jonah Berger’s Contagious: Why Things Catch On proclaims that a properly structured message makes the messenger inconsequential. …

Malcolm Gladwell

How South Korea Can Help Abandoned Babies—And Their Parents

Enact Safe Haven laws<p><b>Correction appended, Sept. 16, 2016</b><p>Every time I heard the bell ring, signaling the opening of the insulated and sensor-equipped Baby Box in Seoul, my body jolted. It meant that a baby was being placed inside. It meant that a parent was giving up their child.<p>I spent three months …

Babies

Europe's hottest startups 2016: Stockholm

Stockholm has produced more billion-dollar unicorn startups per capita than any other city in Europe<p><b>Population</b> 925,000• <b><br>Size</b> 381km2• <b><br>Global cities index ranking</b> 32<p>It may have a population of less than a million, but Stockholm has produced more billion-dollar unicorn startups per capita than any other …

Startups

Evidence Rebuts Chomsky's Theory of Language Learning

The idea that we have brains hardwired with a mental template for learning grammar—famously espoused by Noam Chomsky of the Massachusetts Institute …

Vietnamese-Style Pork Chops with Fresh Herb Salad

A heavy-hitting marinade and an unexpected plum and herb salad transform pork rib chops into an irresistible summer meal. Learn how to make this recipe and more in our online cooking class with Sur la Table.<p>Blend shallot, garlic, brown sugar, fish sauce, soy sauce, oil, and pepper in a blender. …

Pork

44 Classic French Meals You Need To Try Before You Die

Everything you wanted to know about French food but were afraid to ask.<p>1. Coquilles Saint-Jacques<p>You think you know scallops but if you haven’t tried this dish, you don’t know shit.<p>Find the recipe here.<p><b>What to drink:</b> A sauvignon or a Chablis.<p><b>For dessert:</b> These scallops are often served for …

Food & Dining

Facebook's go-to management manual says you can identify a great boss by who they spend their time with

You're a manager who oversees seven employees: two are underperforming, one is your star, and the rest deliver what they're supposed to but not much more.<p>How much time do you spend with each? Common sense would suggest you spend most of your time with the struggling employees to get them back on …

Management

5 Quick Workouts to Get Rid of Back Fat

As annoying as love handles are, it's not uncommon for guys to hold onto back fat—for a variety of reasons. "First, poor diet; eating whole foods …

Fitness

Everything I Know About Leadership I Learned from Star Trek

It’s <i>Star Trek</i>’s 50th anniversary, and while I could wax rhapsodic about the impact the show had on me, one thing that persists, even now, every day, …

Star Trek

These Technologies May Actually Deliver Elon Musk’s Dream of Changing the World

As Tesla founder Elon Musk promises to change the world, starting with a giant battery factory in the Nevada desert, investors from Toronto to Tokyo …

Energy

Technical analysis of client identification mechanisms - The Chromium Projects

In common use, the term “web tracking” refers to the process of calculating or assigning unique and reasonably stable identifiers to each browser …

Scalable Live Video Streaming with NGINX Plus and BITMOVIN

[Editor: <i>This is a guest post by Christopher Mueller of BITMOVIN.</i>]There’s nothing more frustrating than being in the middle of watching a live speech …

FFmpeg

How to Raise a Genius: Lessons from a 45-Year Study of Supersmart Children

On a summer day in 1968, professor Julian Stanley met a brilliant but bored 12-year-old named Joseph Bates. The Baltimore student was so far ahead of …

Kids

Four Pillars Powering the Future of Health

<i>Hunter Howard, Health Transformer and President of Hormone Therapeutics, talks about the company’s mission, what gets him excited about the future of</i> …

Health

How Facebook News Feed Works

This is the ultimate guide to how Facebook chooses what to show in your News Feed, and how you can get your content seen by more people.<p>Understanding how the News Feed works is tough because the algorithm is always changing. So TechCrunch launched this research project for today’s 10th anniversary …

11 reasons we didn’t invest in your company

Like most VCs, we often review dozens of deals each week. We have developed a funnel that enables us to quickly eliminate those that do not fit our general investment criteria (e.g. industry, stage, model).<p>The deals that survive this initial culling process are subjected to much greater scrutiny …

Investing

The biotech empires of Silicon Valley and Europe

As biotechnology gains prominence among investors, two hubs have emerged as hotbeds of innovation for the resurgent industry.<p>While the …

Silicon Valley

A psychologist says parents should do these 12 things to raise a more confident child

Confidence is one of the greatest gifts a parent can give their child.<p>Carl Pickhardt, a psychologist and author of 15 parenting books, says a kid who lacks confidence will be reluctant to try new or challenging things because they're scared of failing or disappointing others.<p>This can end up holding …

Kids

Burn belly fat faster with 6 small lifestyle changes

Losing belly fat takes time and patience. But what if you have neither? Beach holiday coming up? Friend’s wedding round the corner? Business trip …

Fitness

Here are the winners of the 2016 Hugo Awards

This year’s World Science Fiction convention, MidAmeriCon II, is currently being held in Kansas City, Missouri. And during tonight’s Hugo Awards ceremony, voters largely rejected the slated works that had been placed on the ballot.<p>The Hugo Award is one of the major awards for speculative fiction …

Hugo Awards

Why Behavioral Economics is Cool, and I’m Not

Here are some of my favorite surprising studies. What do they have in common?<p>People are more likely to buy jam when they’re presented with 6 flavors …

Psychology

Companies die when they’re afraid to fail, Quip CEO Bret Taylor says

Taylor also discusses being a Twitter board member and why Silicon Valley struggles with diversity on the latest Recode Decode.<p>"There’s a joke at Google: You can make the worst product in the world, but you have a link from the Google homepage, so you’re gonna be successful by any objective metric."<p>…

Kara Swisher

Infrastructure for Deep Learning

Vicki Cheung, Jonas Schneider, Ilya Sutskever, and Greg Brockman August 29, 2016<p>Deep learning is an empirical science, and the quality of a group's …

Amazon Web Services