«Били в одно место». Российский газовоз уничтожен украинскими дронами в Средиземном море. Что известно об атаке и судьбе моряков14:20
this limitation has a purpose - it allows us to have a more efficient matching algorithm implementation, which i don’t think is immediately obvious and i don’t think even experts in the field fundamentally “get” this. before you “fix” the problem and turn my linear matching algorithm into a quadratic one, make sure you thoroughly understand why we have this limitation. the reason is that we have only one “kind” of match, and marking the end of the position is always correct. with arbitrary lookarounds, instead of marking the match ended here, you would have to mark the match for lookaround #7 ended here, and the match for lookaround #3 ended 5 characters ago, and the match for lookaround #12 ended 100 characters ago. i had a lot of temptation to support arbitrary lookarounds, and it really does seem like an easy fix at first glance, but the complexities arise much later in the match loop, and this is a good example of how some theory just does not hold up when you implement it. as a side note, we can actually loosen this restriction on R3 (above) which is still work in progress, but not R1, because R1 is the one that determines the start position of the match.
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问:目前市场上算力军备竞赛宣传愈演愈烈,友商之间在疯狂堆算力,但很多用户实际体验后发现,算力大幅提升,体感提升却没有数值增长那么明显,问题大概出在哪?
Middle Eastern airlines start to fly stranded passengers out of Gulf
Perhaps next time you are writing a command line application that's downloading lots of files in parallel, or doing some similar kind of parallel task, you could write a similar Ansi-escape-code-based progress bar so the user can see how their command is progressing.