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How to drop a database with Mongoose?

... Since all collections are in the hash mongoose.connection.collections, you might simply list them for ( collection in mongoose.connection.collections ) { mongoose.connection.collections[collection].drop } ... smth similar ...
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What does “export” do in shell programming? [duplicate]

... '^variable=' $ # No environment variable called variable $ variable=Hello # Create local (non-exported) variable with value $ env | grep '^variable=' $ # Still no environment variable called variable $ export variable ...
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How to determine equality for two JavaScript objects?

...y = function() { if (c === undefined) c = a * b // imagine * is really expensive return c; } } In this above case, c is not really important to determine whether any two instances of MyClass are equal, only a and b are important. In some cases c might vary between instance...
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Generating an MD5 checksum of a file

...ing (and checking) MD5 checksums of a list of files in Python? (I have a small program I'm working on, and I'd like to confirm the checksums of the files). ...
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Converting a JS object to an array using jQuery

... 2:[Array-Data]}] And $.map() also doesn't look successful. It seams, that all Sub-Array data is merged to one array. array.length should return 2 (because 2 elements exists), but it returns 67 which is the number of all elements in all ["Array-Data"]. – The Bndr ...
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关于我们 · App Inventor 2 中文网,少儿编程陪伴者

...员中心 中文社区 关于 var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?8d287b854d737bdc880e8ddeac1b309d"; var s = document.getElementsByTagName("script")[0]; s.parentNod...
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MySQL offset infinite rows

I would like to construct a query that displays all the results in a table, but is offset by 5 from the start of the table. As far as I can tell, MySQL's LIMIT requires a limit as well as an offset. Is there any way to do this? ...
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How to disable/enable the sleep mode programmatically in iOS?

...back by overriding the viewWillDisappear: override func viewWillDisappear(_ animated: Bool) { UIApplication.shared.isIdleTimerDisabled = false } More about UIApplication Class. share | impr...
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Real-world examples of recursion [closed]

...l, and fixes itself quickly( Type A) , Except for one in 5 people ( We'll call these type B ) who become permanently infected with it and shows no symptoms and merely acts a spreader. This creates quite annoying waves of havoc when ever type B infects a multitude of type A. Your task is to track ...
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How do you run a single test/spec file in RSpec?

...tests — for the one file I'm editing, for example. rake spec executes all the specs. My project is not a Rails project, so rake spec:doc doesn't work. ...