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Changing the color of an hr element

... also need to specify background-color (as @Ibu suggested in his answer). HTML 5 Boilerplate project in its default stylesheet specifies the following rule: hr { display: block; height: 1px; border: 0; border-top: 1px solid #ccc; margin: 1em 0; padding: 0; } An article titled “12 Littl...
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Simple way to create matrix of random numbers

...urther reading: https://docs.scipy.org/doc/numpy/reference/routines.random.html share | improve this answer | follow | ...
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raw_input function in Python

...to input() in Python 3. From http://docs.python.org/dev/py3k/whatsnew/3.0.html share | improve this answer | follow | ...
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Ruby on Rails: How can I revert a migration with rake db:migrate?

...r rails 3 also. Check the docs here guides.rubyonrails.org/v3.2/migrations.html – Mahesh Feb 11 '19 at 17:05 ...
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GB English, or US English?

... I would go with current standards and pick the US English spelling. HTML and CSS are acknowledged standards with the spelling "color", secondly, if you are working with a framework like .NET then chances are you already have color available in different name spaces. The mental tax on having ...
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Most used parts of Boost [closed]

...Eric Niebler's article on "Conditional Love" (artima.com/cppsource/foreach.html) describes how BOOST_FOREACH works. It's pretty crazy. – Jeff Hardy Aug 7 '09 at 17:31 2 ...
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How to allow only one radio button to be checked?

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邻里聊:参考微信的原生应用案例 · App Inventor 2 中文网

...1.1 截图来源:最终 .aia 的界面配置与积木测试状态,经 HTML 预览器实际截图;可点击查看大图。属于界面预览,尚非 Android 或伴侣运行截图。地图和原生视频区域为占位。 📦 最终 .aia 源码 下载技能版 · 下...
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keytool error Keystore was tampered with, or password was incorrect

...r> You can visit https://tomcat.apache.org/tomcat-8.5-doc/config/http.html to see all attributes share | improve this answer | follow | ...
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How can I get the Google cache age of any URL or web page? [closed]

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