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How do you match only valid roman numerals with a regular expression?
...mple:
0: <empty> matched by M{0}
1000: M matched by M{1}
2000: MM matched by M{2}
3000: MMM matched by M{3}
4000: MMMM matched by M{4}
You could, of course, use something like M* to allow any number (including zero) of thousands, if you want to allow bigger numbers...
How do I get the width and height of a HTML5 canvas?
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123
It might be worth looking at a tutorial: Firefox Canvas Tutorial
You can get the width and hei...
Is there a JavaScript MVC (micro-)framework? [closed]
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community wiki
2 revs, 2 users 50%Martin Drapeau
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AngularJS: How to clear query parameters in the URL?
...bapp and include a "code" query param in the URL. It's a traditional Oauth 2.0 flow.
16 Answers
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整合phpcms v9和discuz X3.2实现同步登陆、退出免激活 - 更多技术 - 清泛网...
整合phpcms v9和discuz X3.2实现同步登陆、退出免激活内容管理选择了phpcms v9，社区论坛选择了discuz X3 2，现在需要实现两个系统的同步注册、登陆、退出。discuz所属康盛公司为我们提供了解决方案，那就是通过UCenter实现多系统间通...
What is the difference between the | and || or operators?
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12 Answers
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Is there common street addresses database design for all addresses of the world? [closed]
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12 Answers
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How to enable mod_rewrite for Apache 2.2
I've got fresh install of Apache 2.2 on my Vista machine, everything works fine, except mod rewrite.
15 Answers
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Unresolved Import Issues with PyDev and Eclipse
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132
In the properties for your pydev project, there's a pane called "PyDev - PYTHONPATH", with a sub...