Understanding JSON Schema — Understanding JSON Schema 7.0 documentation
JSON Schema is a powerful tool for validating the structure of JSON data. However, learning to use it by reading its specification is like learning to drive a car by looking at its blueprints. Read more
设于新加坡 东南亚首个电子垃圾回收设施今天开幕
（早报讯）东南亚首个电子垃圾回收设施今天（3月24日）开幕。这个建于本地的设施每天可以回收高达14万公吨的锂电池。 Read more
如何看待西方多国以「新疆人权问题」为由对华施压，外交部发言人历数上述国家的反人权历史回应？
怪不得他们攻击我们的寄宿制学校呢，我们的本来是给家远的孩子提供的。 也就是这帮人曾经这么干过，所以才会觉得我们正常的举动，在他们看来都是坏事。 Read more
供应紧张进口芯片涨价20% 晶圆制造和上游半导体设备将受益
据南京海关工作人员介绍，今年1-2月仅江苏昆山口岸进口的集成电路就超过了100亿元，在数量基本和去年持平的情况下，进口的金额增长了20%。 Read more
过年了，想给自己的上司（男的）送个礼，一千到两千块钱的，不知道送什么合适？
之前在网上看过好多好多教人怎么送礼的文，都是教人怎么机巧舌变找说辞，怎么顺水推舟看场合。 你在过年的当口，送这个价值量的礼物，是容易把领导搞得年都过不安生，里外不是人的。 Read more
年轻人是否应该主动给亲戚长辈拜年？怎么拜年才不尴尬？
其实有一点你是想错了的，和亲戚关系变淡了并不是由于你混的差了，也不是因为亲戚一年到头见不到几回，而是你的家庭和你这个亲戚关系变淡了。 人和人的交往都是有目的性的，哪怕是亲戚之间，也是有远近亲疏的。 Read more
California: Criminal rings loot billions in jobless funds
LOS ANGELES (AP) — Sophisticated hackers, identity thieves and overseas criminal rings stole over $11 billion in unemployment benefits from California last year, but the extent of the fraud might grow far larger: billions more in payments are under investigation. Read more
SolarWinds: How Russian spies hacked the Justice, State, Treasury, Energy and Commerce Departments
Bill Whitaker reports on how Russian spies used a popular piece of software to unleash a virus that spread to 18,000 government and private computer networks. Read more
OSM In Realtime
Watch OSM updates in near real-time Read more
Underused and Overused GCD Patterns
All serial queues ultimately target a global queue, which is responsible for actually executing the work; but, for historical reasons, the default target is an overcommit queue. That means it has a higher max thread cap and creates threads more aggressively. This avoids that. Read more