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If you find yourself needing to sit down to take off your shoes, it might be time to start paying attention to your sense of balance.People don't usually think about balance until they fall, but little signs such as relying on handrails to go up and down stairs can be early warnings that stabili 阅读全文
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When her husband died of cancer 10 years ago, Becky Aikman says she experienced grief and adapted to her loss -- but not in the way some people seemed to expect.proactive：有前瞻性的，主动地 About a year after his death, when Ms. Aikman felt it was time to start rebuilding her life, she attended a widows su.. 阅读全文
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In the war for the Chinese Internet, messaging giant Tencent is taking the battle to rival Alibaba's territory as never before.Tencent, a leader in online messaging and gaming, said Monday it will pay $215 million for a 15% stake in online retailer JD.com, in advance of JD.com's planned U.S. 阅读全文
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Malaysia Airlines Flight MH370, with 239 people aboard, lost contact early Saturday with the airline shortly into the flight from Kuala Lumpur to Beijing. Government and airline officials said they weren't ready to speculate about what caused the Boeing 777-200 to disappear from radar. Here are 阅读全文
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For much of the last year, intellectuals and officials in China -- land of world-beating students and, in a bygone age, the scholar official -- have been wringing their hands over the country's declining interest in reading.bygone：过去的 wringing：湿透的，扭绞 Earlier this week, the anxiety surfaced in th 阅读全文
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AS AUTO MAKERS ADD far-out features to the latest cars at warp speed--everything from futuristic heads-up displays to simple perks like hands-free calling--the appeal of the newest showroom tech can be hard to resist. But a car, unlike a smartphone, doesn't need to be replaced every two years. I 阅读全文
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The problem: Every night, your workaholic boss is still glued to the computer when you need to leave. How to go home without looking like a slacker?slacker：懒鬼Should you sneak out, hoping to avoid a six o'clock showdown in the hall? Guiltily apologize, promising to be on email all night? Or just 阅读全文
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Several years ago, while observing a parenting group in Minnesota, I was struck by a confession one of the women made to her peers: She didn't really care that her husband did the dishes after dinner. Sure, it was swell of him, and she had friends whose husbands did less. But what she really wan 阅读全文
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Daifailluh al-Bugami was just a year old when his parents noticed that his lips turned blue as he slept at night. It was his weight, doctors said, putting pressure on his delicate airways.delicate：精致的，微妙的，易碎的 Now Daifailluh is 3, and at 61 pounds he is nearly double the typical weight of a child hi. 阅读全文
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今天用Matlab跑程序，由于数据量太大，又出现Out of memory. Type HELP MEMORY for your options.的问题。看到这篇文章非常实用，转过来方便查阅~用 Matlab 进行大规模科学计算或仿真时，内存是一个需要时常注意的问题。在matlab里运行>>system_dependent memstats就可以看到内存的使用状况。当你写的 Matlab 程序跳出“Out of Memory” 时，以下几点措施是需要优先考虑的解决方法：1. 升级内存2. 升级64位系统3. 增加虚拟内存4. 采用3GB开关启动系统由于32位 Windows 操作系 阅读全文