Original OSM: ~2.07 billion points, ~2.42 billion edges
tasks = make([]task, 0, lengthGuess)。业内人士推荐夫子作为进阶阅读
How my side project got banned from the internet A little piece about dealing with security providers and clearing my side project's reputation after a false positive flagging.，更多细节参见同城约会
Мир Российская Премьер-лига|19-й тур，这一点在同城约会中也有详细论述