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分布式系统的事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ogle i/o上的演讲《Transaction Across DataCenter》（视频： http://www.youtube.com/watch?v=srOgpXECblk）
前面，我们说过，要想让数据有高可用性，就需要冗余数据写多份。写多份的问题会带来一致性的问题，而一致性的问题又会带来性能问题...
PostgreSQL DISTINCT ON with different ORDER BY
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Hide div after a few seconds
...ding. The eval function is the most misused feature of JavaScript.
http://www.jslint.com/lint.html
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C# Double - ToString() formatting with two decimal places but no rounding
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That's great. I hope my comment doesn't look that silly now. :-) I'll change my downvote then.
– CesarGon
Mar 16 '10 at 12:06
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How do I use brew installed Python as the default Python?
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As you are using Homebrew the following command gives a better picture:
brew doctor
Output:
==> /usr/bin occurs before /usr/local/bin This means that system-provided programs will be used instead of those provided by
Homebrew. This is an issue if you eg...
Pretty-Print JSON Data to a File using Python
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The program can't start because libgcc_s_dw2-1.dll is missing
I have created a simple program in C++ with Code::Blocks.
16 Answers
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How can I count text lines inside an DOM element? Can I?
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var element = document.getElementById('content');
document.defaultView.getComputedStyle(element, null).getPropertyValue("lineHeight");
You will also need to take padding and inter-line spacing into account.
EDIT
Fully self-contained test, explicitly setting line-height:
function countLines...