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Get GPS location from the web browser

I am developing a mobile based web-site, there I have integrated Google Maps, I need to fill the 'From' field of Google Maps dynamically. ...
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Could not locate Gemfile

I'm certainly no Ruby developer but I have an application on my server using Ruby, Gems, and Bundler. I am trying to install another Ruby on under a different user account but on the same VPS. When I go to run ...
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New line in JavaScript alert box

How do you put in a new line into a JavaScript alert box? 20 Answers 20 ...
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How to download and save a file from Internet using Java?

There is an online file (such as http://www.example.com/information.asp ) I need to grab and save to a directory. I know there are several methods for grabbing and reading online files (URLs) line-by-line, but is there a way to just download and save the file using Java? ...
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Rendering HTML inside textarea

I need to be able to render some HTML tags inside a textarea (namely , , , ) but textareas only interpret their content as text. Is there an easy way of doing it without relying on external libraries/plugins (I'm using jQuery)? If not, do you know of any jQuery plugin I could use to do this? ...
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How do you usually Tag log entries? (android)

I assume most of you are aware of android.util.Log All logging methods accept 'String tag' as a first argument. 13 Answers ...
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AngularJS ng-class if-else expression

With AngularJS I'm using ng-class the following way: 9 Answers 9 ...
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MySQL主从服务器数据一致性的核对与修复 - 数据库(内核) - 清泛网 - 专注C/...

...遇到类似下面的错误信息,那么恭喜你中招了: mysql> SHOW SLAVE STATUS\G Last_Errno: 1062 Last_Error: Error 'Duplicate entry '...' for key ...' on query. 为啥会出现唯一索引键值重复?最大的可能是错误的对从服务器做了写操作!出现此类错误...
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“Cloning” row or column vectors

Sometimes it is useful to "clone" a row or column vector to a matrix. By cloning I mean converting a row vector such as 9 A...
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How to view method information in Android Studio?

In Eclipse, when you hover your mouse over a method, a window would appear with a description of what the method does, what the parameters mean and what it returns. Is there a way to get Android Studio to do the same thing? ...