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GitHub clone from pull request?

...sing the -b option and for pull request: git clone https://github.com/user_name/repo_name.git -b feature/pull_request_name dir_name In your case, the branch you want to clone is the source branch of the pull request (feature/mongoose-support): git clone https://github.com/berstend/frappe.git -b ...
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Calculating distance between two points, using latitude longitude?

...Java code given by Dommer above gives slightly incorrect results but the small errors add up if you are processing say a GPS track. Here is an implementation of the Haversine method in Java which also takes into account height differences between two points. /** * Calculate distance between two po...
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Counting the occurrences / frequency of array elements

...be faster than creating an associative array. – quant_dev Sep 29 '17 at 20:24  |  show 1 more comment ...
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Facebook Graph API, how to get users email?

...ress is to request extended permissions on the email field. The user must allow you to see this and you cannot get the e-mail addresses of the user's friends. http://developers.facebook.com/docs/authentication/permissions You can do this if you are using Facebook connect by passing scope=email in...
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Is an empty href valid?

...leted by RFC 3986 (which is currently IETF’s URI standard), which essentially says the same. HTML5 HTML5 uses (valid URL potentially surrounded by spaces → valid URL) W3C’s URL spec, which has been discontinued. WHATWG’s URL Standard should be used instead (see the last section). HTML 5.1...
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When to use IMG vs. CSS background-image?

...ng icon. This ensures that the meaning of the image can be communicated in all user-agents, including screen readers. Pragmatic uses of IMG Use IMG plus alt attribute if the image is part of the content such as a logo or diagram or person (real person, not stock photo people). —sanchothefat...
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MFC子窗口和父窗口(SetParent,SetOwner) - C/C++ - 清泛网 - 专注C/C++及内核技术

...己的子窗口(child)。在MFC 的CWnd类中,所有者窗口保存在m_hWndOwner成员变量中,父窗口则保存在m_hParent中,但是这两个值并不一定和窗口对象数据结构中的值相对应。 窗口之间的关系,决定了窗口的外在表现。比如显示、销毁等...
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Passing arguments to C# generic new() of templated type

...tion you must constrain it with the "new" flag. public static string GetAllItems<T>(...) where T : new() However that will only work when you want to call the constructor which has no parameters. Not the case here. Instead you'll have to provide another parameter which allows for the cr...
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Original purpose of ? [closed]

...purpose today because HTTP as we know it today is still, at least fundamentally, a stateless protocol. This use case was actually first described in HTML 3.2 (I'm surprised HTML 2.0 didn't include such a description): type=hidden These fields should not be rendered and provide a means for servers t...
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Crash logs generated by iPhone Simulator?

...ept trying a few things in the app and it kept crashing). The crashes were all the same, so it wasn't an issue, but I am wondering if this is generally the case? – Samik R Dec 8 '12 at 7:46 ...