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How to flip background image using CSS?
How to flip any background image using CSS? Is it possible?
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How do you create a random string that's suitable for a session ID in PostgreSQL?
I'd like to make a random string for use in session verification using PostgreSQL. I know I can get a random number with SELECT random() , so I tried SELECT md5(random()) , but that doesn't work. How can I do this?
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TreeMap sort by value
I want to write a comparator that will let me sort a TreeMap by value instead of the default natural ordering.
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Can I disable a CSS :hover effect via JavaScript?
I’m trying to prevent the browser from using the :hover effect of the CSS, via JavaScript.
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How to configure Ruby on Rails with no database?
It would be convenient to use Ruby on Rails for a small website project that has no current need for a database. I know I could create an empty database in MySQL and go from there, but does anyone know a better way to run Rails without a database?
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How to create a hash or dictionary object in JavaScript [duplicate]
I want to create a map object in javascript. I came to the following idea:
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Why shouldn't all functions be async by default?
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Installing libv8 gem on OS X 10.9+
I'm trying to install libv8 3.16.14.3 but getting an error on OSX Mavericks using latest stable rvm and ruby-1.9.3-p125.
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Where do I find the line number in the Xcode editor?
In Xcode 3, the line number of the current cursor location was displayed. I don't see this in Xcode 4. Is there a setting that will turn it on? Or a keypress that will give it to me?
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Linux C++ 单元测试与gcov代码覆盖率统计 - C/C++ - 清泛网 - 专注C/C++及内核技术
Linux C++ 单元测试与gcov代码覆盖率统计gtest-and-coverage本文主要介绍Linux下C++单元测试下的代码覆盖率统计的方法，测试框架采用gtest，当然也可以使用其他的，这里不做过多的说明，主要介绍代码的覆盖率统计方法。一、什么是gco...