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Removing duplicate objects with Underscore for Javascript

...content:'foo'}, {id: 1, content: 'heeey'}, ]; var uniques = _.map(_.groupBy(res,function(doc){ return doc.id; }),function(grouped){ return grouped[0]; }); //uniques //[{id: 1, content: 'heeey'},{id: 2, content: 'woah'}] ...
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Counting the number of option tags in a select tag in jQuery

... The W3C solution: var len = document.getElementById("input1").length; share | improve this answer | follow | ...
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How to send an email from JavaScript

...ot+be+sent.&isError=1"; } var sendButton = document.getElementById("js_send"); function js_send() { sendButton.value='Sending…'; sendButton.disabled=true; var request = new XMLHttpRequest(); request.onreadystatechange = function() { if ...
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How do I get the name of the active user via the command line in OS X?

...han: The man page for whoami on Leopard confirms that it has been replaced by id. – Naaff Jul 9 '09 at 16:51 Agh! Why ...
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Correct way to use StringBuilder in SQL

...nstead of at compile time. Oops. If the real code is building a SQL query by including values in the query, then that's another separate issue, which is that you should be using parameterized queries, specifying the values in the parameters rather than in the SQL. I have an article on String / Str...
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Best way for a 'forgot password' implementation? [closed]

...est a password reset. Optionally at this stage you can confirm the request by asking for additional information such as the answer to a predefined security question or their date of birth etc. This extra level stops users receiving emails they didn't request. Look up the user's account. Save a tempo...
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How can I position my div at the bottom of its container?

... Actually, the accepted answer by @User will only work if the window is tall and the content is short. But if the content is tall and the window is short, it will put the copyright info over the page content, and then scrolling down to see the content will...
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transform object to array with lodash

...object: {"a":"b"}. Using _.map I iterated over the array if arrays created by _.toPairs to transform it into an array of objects with the help of _.fromPairs. – NoNine Sep 23 '17 at 18:07 ...
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Include all existing fields and add new fields to document

...with the C# driver but $addFields is new in MongoDB 3.4 which is supported by the C# driver version 2.5+ – styvane Jul 17 '18 at 0:59 ...
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Assign width to half available screen width declaratively

... imageUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...