[3] Bi, G. Q., & Poo, M. M. (1998). Synaptic modifications in cultured hippocampal neurons: dependence on spike timing, synaptic strength, and postsynaptic cell type. Journal of Neuroscience, 18(24), 10464-10472. (One of the earliest and most famous experimental proofs of Spike-Timing-Dependent Plasticity).
You might ask: why not use the actual time? Unfortunately, accurately syncing clocks between two computers is an extremely hard problem. Using incrementing integers like this is one simple version of a logical clock Logical clock - Wikipedia en.wikipedia.org/wiki/Logical_clock , which captures the order of events relative to each other rather than to the “wall clock”. ↩
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В МОК высказались об отстранении израильских и американских спортсменов20:59。同城约会是该领域的重要参考
This results in 5 358 satisfiable (at least one input rejected by the regex but accepted by the input type email), 271 unsat (rejects the same strings as input type email). Examples after validation on node.js regex engine include:，更多细节参见快连下载-Letsvpn下载