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Measuring the distance between two coordinates in PHP

...- http://www.codexworld.com/distance-between-two-addresses-google-maps-api-php/ $latitudeFrom = '22.574864'; $longitudeFrom = '88.437915'; $latitudeTo = '22.568662'; $longitudeTo = '88.431918'; //Calculate distance from latitude and longitude $theta = $longitudeFrom - $longitudeTo; $dist = sin(de...
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Origin is not allowed by Access-Control-Allow-Origin

I'm making an Ajax.request to a remote PHP server in a Sencha Touch 2 application (wrapped in PhoneGap ). 18 Answers ...
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What's the best way to inverse sort in scala?

...e) More generally, sorting may be done by method sorted with an implicit Ordering, which you may make explicit, and Ordering has a reverse (not the list reverse below) You can do list.sorted(theOrdering.reverse) If the ordering you want to reverse is the implicit ordering, you can get it by im...
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Is there a way to provide named parameters in a function call in JavaScript?

... The only thing with this technique is the fact that you can't change the order of the parameters... I am personally fine with that though. – Ray Perea Jul 10 '14 at 20:11 14 ...
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How does one output bold text in Bash?

... In order to apply a style on your string, you can use a command like: echo -e '\033[1mYOUR_STRING\033[0m' Explanation: echo -e - The -e option means that escaped (backslashed) strings will be interpreted \033 - escaped seq...
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How can one close HTML tags in Vim quickly?

... mappings to close open HTML/XML tags https://www.vim.org/scripts/script.php?script_id=13 I use something similar. share | improve this answer | follow | ...
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How to debug PDO database queries?

Before moving to PDO, I created SQL queries in PHP by concatenating strings. If I got database syntax error, I could just echo the final SQL query string, try it myself on the database, and tweak it until I fixed the error, then put that back into the code. ...
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How to check that a string is an int, but not a double, etc.?

PHP has an intval() function that will convert a string to an integer. However I want to check that the string is an integer beforehand, so that I can give a helpful error message to the user if it's wrong. PHP has is_int() , but that returns false for string like "2" . ...
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How can I debug a .BAT script?

... , which calls a lot of other scripts, and I would like to see what is the order in which they are called, so that I may know where exactly I have to go about and add my modifications. ...
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String.Join method that ignores empty strings?

...S tempT WHERE RPT_SearchTerm IS NOT NULL ORDER BY RPT_Sort FOR XML PATH(N''), TYPE ).value('.', 'nvarchar(MAX)') ,1 ,3 ,N'' ) ,N'' ) AS RPT_SearchTerms ...