drop-oldest: Drops the oldest buffered data to make room. Useful for live feeds where stale data loses value.
In 1992, in a small shop in British Columbia, a sign maker named Blair Gran stared at a wall full of half-finished jobs and felt something click. Sign-making was treated like a commodity — orders in, banners out — but as thousands of signs came through his shop, he couldn’t help but notice the difference between the good ones and the bad ones. He could see that every sign that left his shop was either helping a business get noticed, or letting it disappear in plain sight.
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除夕当晚，我们去了四川德阳灯会，现场还有歌舞和打铁花表演。南方周末记者 黄思卓/摄
NASA astronaut who had medical problem in space breaks silence
。同城约会对此有专业解读
Цены на нефть взлетели до максимума за полгода17:55
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