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Index on multiple columns in Ruby on Rails
...er matters enormously in indexing. Place the where clauses to the left and complete the index with the ordering columns to the right. stackoverflow.com/questions/6098616/dos-and-donts-for-indexes
– Denis de Bernardy
May 29 '11 at 20:36
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Rsync copy directory contents but not directory itself
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Try rsync -av ~/foo/ user@remote.com:/var/www/bar/
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How to unpack and pack pkg file?
...d replace a file but I dont know how pack again to pkg.
http://emresaglam.com/blog/1035
http://ilostmynotes.blogspot.com/2012/06/mac-os-x-pkg-bom-files-package.html
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Reading a List from properties file and load with spring annotation @Value
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Delete a closed pull request from GitHub
...mething you can easily ask them, just drop them an email at support@github.com
UPDATE: Currently Github requires support requests to be created here: https://support.github.com/contact
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手握利器，直面“蓝脸”! ——使用WinDbg抗击系统崩溃 - 操作系统(内核) - ...
...我们就要在Microsoft的在线帮助和支持(http://support.microsoft.com)中查找该停止代码等信息或者使用我们的利器——WinDbg进行手动分析了。笔者推荐后者，因为同一个停止代码可能由各种各样的驱动程序错误造成，得到了停止代码并不...
Rendering JSON in controller
...f every browser's built-in security. If you have your API at api.yoursite.com and you will be serving your application off of services.yoursite.com your JavaScript will not (by default) be able to make XMLHttpRequest (XHR - aka ajax) requests from services to api. The way people have been sneaking...
Install NPM into home directory with distribution nodejs package (Ubuntu)
...eep the system away from my operating system's files. Here's how I suggest compartmentalizing Nodejs packages:
Install Nodejs and NPM via the chris-lea PPA. Then I set up a package root in my homedir to hold the Node "global" packages:
$ NPM_PACKAGES="$HOME/.npm-packages"
$ mkdir -p "$NPM_PACKAGES...
Serving favicon.ico in ASP.NET MVC
What is the final/best recommendation for how to serve favicon.ico in ASP.NET MVC?
9 Answers
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Fragment over another fragment issue
...would be the code:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:clickable="true" />
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