ARMv9 What is the Big Deal
If you are a cellphone user, then you know ARM chips: they power your phone, and now they are powering the next generation Macs. They are also making major inroads into the server space. We are at a cusp of a major shift in industry, the likes of which has not been seen in decades. […]
Spatialite Speed Test
Based on my earlier tests I felt confident that I could expand the size of the dataset to my intended extent. So I grabbed 12-digit HUCS for the entire United States. I was confident this would crush spatialite and finally make the response time for my question extend to close to 1 second. Read more
紧咬特斯拉、追赶英伟达，中国车企造芯的野心和困局
一位芯片行业从业者在接受36氪采访时称，小鹏汽车自研芯片计划已经启动了数月之久。从目前整体情况看，小鹏在造芯上以“小步试错”的打法进行，其团队规模成员不足10人，规模尚不大。 Read more
MySQL EXPLAIN Notes
Apr 9, 2021 mysql> explain select * from t1; +—-+————-+——-+——+—————+——+———+——+——+——-+ | id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra | +—-+————-+——-+——+—————+——+———+—– Read more
元气森林因宣传“0蔗糖”致歉：对不起，饮料里有糖
4月10日，元气森林在其官方微信平台发布一则题为《一个迟来的升级》的公告。公告称，元气森林乳茶产品标识和宣传中没有说清楚“0蔗糖”与“0糖”的区别，容易引发误解，为此进行修正升级：从2月4日起生产的大部分乳茶 Read more
Life as a “Ledger” Wallet Data Breach Victim
I have had two Ledger Nano X* cryptocurrency wallets for a couple of years now. One of them died during a firmware update which they offered to replace but I didn’t print the label and send it in time. That’s on me and if that was the only problem I had I could have lived […]
History of Flow vs. Asana
This is a story about how I lost $10,000,000 by doing something stupid. It turned out that Dustin Moskovitz (@moskov), the billionaire co-founder of Facebook, was a fellow to-do list junkie, and he was quietly working on his own product. Read more
High Performance Numeric Programming With Swift
I’ve managed to create a couple of libraries that can achieve the same speed as carefully optimized vectorized C code, whilst being concise and easy to use. Read more
FDA approves first test of CRISPR to correct genetic defect causing sickle cell disease
In 2014, two years after her Nobel Prize-winning invention of CRISPR-Cas9 genome editing, Jennifer Doudna thought the technology was mature enough to tackle a cure for a devastating hereditary disorder, sickle cell disease, that afflicts millions of people around the world, most of them of African d Read more
Have I Been Facebooked? : Hacker News
Of course Facebook, or even FAANG, for that matter, would keep all of the data that they hoarded from EU citizens, illegally. It goes along well with the Silicon Valley mentality (I am culturally American and I am from the west coast of the US, so I understand what is going on here. Read more