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Calculate distance between two latitude-longitude points? (Haversine formula)

...a that the Wikipedia article uses? Is it more efficient and/or more numerically stable? – musiphil Dec 20 '12 at 3:47 ...
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Make a URL-encoded POST request using `http.NewRequest(…)`

...alues{} data.Set("name", "foo") data.Set("surname", "bar") u, _ := url.ParseRequestURI(apiUrl) u.Path = resource urlStr := u.String() // "https://api.com/user/" client := &http.Client{} r, _ := http.NewRequest(http.MethodPost, urlStr, strings.NewReader(data.Encode()...
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Eclipse IDE: How to zoom in on text?

... There is a project from a guy called 'tarlog' that made a plugin for eclipse at this google code site: http://code.google.com/p/tarlog-plugins/downloads/detail?name=tarlog.eclipse.plugins_1.4.2.jar&can=2&q= It has some other features for eclipse, ...
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Tainted canvases may not be exported

... likely on your local drive!). While testing try these workarounds: Put all page related files (.html, .jpg, .js, .css, etc) on your desktop (not in sub-folders). Post your images to a site that supports cross-domain sharing (like dropbox.com). Be sure you put your images in dropbox's public fol...
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What does this symbol mean in JavaScript?

...ncatenation, and subtraction operators; unary sign operators What does = +_ mean in JavaScript, Single plus operator in javascript What's the significant use of unary plus and minus operators? Why is [1,2] + [3,4] = "1,23,4" in JavaScript? Why does JavaScript handle the plus and minus operators bet...
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Error: Jump to case label

...code, if foo equals 1, everything is ok, but if it equals 2, we'll accidentally use the i variable which does exist but probably contains garbage. switch(foo) { case 1: int i = 42; // i exists all the way to the end of the switch dostuff(i); break; case 2: dostuff(i*2); // i is ...
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TypeError: ObjectId('') is not JSON serializable

... Pymongo provides json_util - you can use that one instead to handle BSON types share | improve this answer | follow ...
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How can I create directories recursively? [duplicate]

... Specifically: os.makedirs(os.path.join("/home/dail", "first", "second", "third")) – mseery May 14 '11 at 22:41 ...
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Storing integer values as constants in Enum manner in java [duplicate]

... } public int getValue() { return value; } } And then you call PAGE.SIGN_CREATE.getValue() to get 0. share | improve this answer | follow | ...
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Differences between Agda and Idris

...gt; a -> b -> Type where refl : x = x while in Agda, it is data __ {l} {A : Set l} (x : A) : A → Set a where refl : xx The l in the Agda defintion can be ignored, as it has to do with the universe polymorphism that Edwin mentions in his answer. The important difference is...