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How to detect Safari, Chrome, IE, Firefox and Opera browser?

...amp; safari.pushNotification)); // Internet Explorer 6-11 var isIE = /*@cc_on!@*/false || !!document.documentMode; // Edge 20+ var isEdge = !isIE && !!window.StyleMedia; // Chrome 1 - 79 var isChrome = !!window.chrome && (!!window.chrome.webstore || !!window.chrome.runtime); // E...
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How can I search (case-insensitive) in a column using LIKE wildcard?

... SELECT * FROM trees WHERE trees.`title` COLLATE UTF8_GENERAL_CI LIKE '%elm%' Actually, if you add COLLATE UTF8_GENERAL_CI to your column's definition, you can just omit all these tricks: it will work automatically. ALTER TABLE trees MODIFY COLUMN title VARCHAR(…) CHARA...
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Detect encoding and make everything UTF-8

... If you apply utf8_encode() to an already UTF-8 string, it will return garbled UTF-8 output. I made a function that addresses all this issues. It´s called Encoding::toUTF8(). You don't need to know what the encoding of your strings is. It c...
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How do I create a MongoDB dump of my database?

...for backup you call this command on your terminal mongodump --db database_name --collection collection_name To import your backup file to mongodb you can use the following command on your terminal mongorestore --db database_name path_to_bson_file ...
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SQLite - UPSERT *not* INSERT or REPLACE

...re the old value and the new value for any field. – G__ Apr 1 '11 at 16:56 24 If the Employee is ...
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How to detect if multiple keys are pressed at once using JavaScript?

... could try something like this to make it easier on the eyes: function test_key(selkey){ var alias = { "ctrl": 17, "shift": 16, "A": 65, /* ... */ }; return key[selkey] || key[alias[selkey]]; } function test_keys(){ var keylist = arguments; ...
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How to delete items from a dictionary while iterating over it?

...over mydict as usual, saving the keys to delete in a seperate collection to_delete. When you're done iterating mydict, delete all items in to_delete from mydict. Saves some (depending on how many keys are deleted and how many stay) space over the first approach, but also requires a few more lines. ...
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Easier way to create circle div than using an image?

... image is not circular..which is in mozilla. – techie_28 Jan 6 '12 at 15:19 1 @techie_28: The div...
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Bad value X-UA-Compatible for attribute http-equiv on element meta

...E To add the header in PHP we can just add this to our page: if (isset($_SERVER['HTTP_USER_AGENT']) && (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false)) header('X-UA-Compatible: IE=edge,chrome=1'); Or you could add it to your .htaccess file like so: <FilesMatch "...
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Swift - encode URL

... it will encode some characters that do not need to be encoded (like -, ., _ or ~ -– see 2.3. Unreserved characters in RFC 3986). I find using .alphanumerics simpler than constructing a custom character set and do not mind some additional characters to be encoded. If that bothers you, construct a ...