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What are the Ruby Gotchas a newbie should be warned about? [closed]
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25 Answers
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Why do we use arrays instead of other data structures?
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772
Time to go back in time for a lesson. While we don't think about these things much in our fancy ...
Get characters after last / in url
... get the characters after the last / in an url like http://www.vimeo.com/1234567
8 Answers
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Jar Mismatch Found 2 versions of android-support-v4.jar in the dependency list
I am trying to create 2 versions of an Android app (free/paid). I have an Android Library that contains files common to both. I created a new Android project and am trying to use the Library but get the error below:
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How can I get the current network interface throughput statistics on Linux/UNIX? [closed]
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answered Feb 27 '09 at 20:45
Mehrdad AfshariMehrdad Afshari
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Explain which gitignore rule is ignoring my file
... But after seeing your question I did some googling and found that back in 2009 this feature was requested and partially implemented. After reading the thread, I realised it would not be too much work to do it properly, so I have started work on a patch and hope to have it finished in the next day ...
Easiest way to upgrade eclipse 3.7 to 4.2 (Juno)
So since Eclipse juno is based on 4.2 instead of 3.7, what is the easiest way to upgrade to it, short of installing a separate copy of juno and re-installing all my existing plugins from 3.7 into it?
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用户界面（UI）组件 · App Inventor 2 中文网
...如何水平对齐的数字，含义如下：
1 （左对齐）
2 （右对齐）
3 （水平居中）
垂直对齐
表示屏幕内容如何垂直对齐的数字，含义如下：
1 （顶部对齐）
2 （垂直居中）
3 （底部对齐）
如果屏幕可...
Characters allowed in a URL
...1*( unreserved / sub-delims / ":" )
IPv6address = 6( h16 ":" ) ls32
/ "::" 5( h16 ":" ) ls32
/ [ h16 ] "::" 4( h16 ":" ) ls32
/ [ *1( h16 ":" ) h16 ] "::" 3( h16 ":" ) ls32
/ [ *2( h1...