Как быстро заснуть и хорошо выспаться?Что нужно знать, чтобы побороть бессонницу: способы и техники от сомнолога15 сентября 2022
Москвичей призвали помнить об одной опасности14:49
Think about interviews. You’re in a system design round, and you propose a simple solution. A single database, a straightforward API, maybe a caching layer. The interviewer is like: “What about scalability? What if you have ten million users?” So you add services. You add queues. You add sharding. You draw more boxes on the whiteboard. The interviewer finally seems satisfied now.，详情可参考PDF资料
The human brain physically cannot do this. A biological synapse is a one-way street; it can’t mathematically pass a gradient backward. Plus, the brain has a massive “Credit Assignment Problem.” If you swing a tennis racket and miss, how does a specific neuron in layer 2 of your visual cortex know it was the one that messed up?。PDF资料对此有专业解读
В КСИР выступили с жестким обращением к США и Израилю22:46，更多细节参见PDF资料
Earlier today I posted five optical illusions by Olivier Redon, a French-American inventor. Here they are again – with demonstrations of how he created the effects.