If you've always wanted to further your education or upgrade your skills but haven't had the time, online courses may be the answer.

如果你一直想进一步提高教育水平或提升技能，但却没有时间的话，那在线课程可能就是解决之道。

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Now with rolling upgrade and using one of the options described in this article, you can easily upgrade your high availability clusters online.

现在，借助滚动更新功能和本文描述的一个选项，您就能轻松在线升级您的高可用性集群。

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The extra security also helps avoid plug-ins, or software players can use to upgrade their online characters.

额外的安全措施也有助于避免游戏玩家使用外挂来为自己的在线角色升级。

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This upgrade promotion for Windows 8 Pro both online and at retail outlets runs through January 31st, 2013.

FORBES: Microsoft Announces A Limited Time Windows 8 Pro Upgrade For $39.99

Eventually, the most successful of the companies are likely to upgrade to new versions of Microsoft products available online.

FORBES: Microsoft's War on Google's Terms

Today, Bob continues his mission to help people upgrade their homes and improve their lives with advice online at BobVila.com.

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