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Mongoimport of json file

... Adding to @DiegoAndrésDíazEspinoza comment, that in my case I got an error of "unable to authenticate using mechanism 'SCRAM-SHA-1'". So, after a search, I found that it is missing the keyword authenticationDatabase as mentioned in the answer stackoverflow.com...
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In mongoDb, how do you remove an array element by its index?

...l occurrences. More about this on the official documentation page - http://www.mongodb.org/display/DOCS/Updating#Updating-%24pull This doesn't use index as a criteria for removing an element, but still might help in cases similar to yours. IMO, using indexes for addressing elements inside an array ...
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Identify if a string is a number

...stand that integer has positive and negative values. But If this string is coming from user entered textbox then it should return false. – user2323308 Aug 28 '13 at 13:58 ...
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Why split the tag when writing it with document.write()?

...dler attributes. html5.validator.nu/… And you’re right about the XHTML compatibility of \x3C an sich, but since XHTML doesn’t support document.write (or innerHTML) anyway I don’t see how that’s relevant. – Mathias Bynens Jun 30 '11 at 10:37 ...
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How to check for an active Internet connection on iOS or macOS?

...n { internetReachableFoo = [Reachability reachabilityWithHostname:@"www.google.com"]; // Internet is reachable internetReachableFoo.reachableBlock = ^(Reachability*reach) { // Update the UI on the main thread dispatch_async(dispatch_get_main_queue(), ^{ ...
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Simulating group_concat MySQL function in Microsoft SQL Server 2005?

... add a comment  |  169 ...
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Round to at most 2 decimal places (only if necessary)

... will not work for 1.005 which will end up coming out to be 1 instead of 1.01 – James Jun 13 '13 at 14:33 ...
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What is “assert” in JavaScript?

...row. That way you don't need the debugger; statement. See developer.chrome.com/devtools/docs/… for more. – Vicky Chijwani Dec 30 '15 at 12:14 1 ...
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How to identify if a webpage is being loaded inside an iframe or directly into the browser window?

... from different domains then Firefox will complain for Same Origin Policy (www.w3.org/Security/wiki/Same_Origin_Policy) and code won't work – Gaurang Jadia Jul 31 '12 at 22:10 19 ...
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How to style a div to be a responsive square? [duplicate]

... Browser support for vw : caniuse.com/#search=vw – Chemical Programmer Jan 29 '16 at 0:38 2 ...