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Mimicking sets in JavaScript?

...nges over time, you can look at the line for Set in this ES6 compatibility table to see the current status for browser availability. One advantage of the built-in Set object is that it doesn't coerce all keys to a string like the Object does so you can have both 5 and "5" as separate keys. And, you...
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Is calculating an MD5 hash less CPU intensive than SHA family functions?

...argez maintenant" link). The report is in French, but it is mostly full of tables and numbers, and numbers are international. The implemented hash functions do not include the SHA-3 candidates (except SHABAL) but I am working on it. ...
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How do I grant myself admin access to a local SQL Server instance?

...s=1,3" %%i in (`sqlcmd -S np:\\.\pipe\SQLLocal\%sqlinstance% -E -Q "create table #foo (bar int); declare @rc int; execute @rc = sp_addsrvrolemember '$(sqllogin)', 'sysadmin'; print 'RETURN_CODE : '+CAST(@rc as char)"`) do if .%%i == .RETURN_CODE set sqlresult=%%j rem rem stop the SQL servi...
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Why is require_once so bad to use?

... I doubt your defined() method is any faster than the built-in lookup table, but I agree with your overall point - surely a non-issue?! – Bobby Jack Oct 9 '08 at 8:42 1 ...
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Entity Framework DateTime and UTC

...); } /// <inheritdoc /> public override DataTable GetSchemaTable() { return source.GetSchemaTable(); } /// <inheritdoc /> public override Stream GetStream(int ordinal) { return source.GetStream(ordi...
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Why is it a bad practice to return generated HTML instead of JSON? Or is it?

...ely'? I mean exactly what you mean. Just trying to get into the book of quotable quotes here. Ha ha! – Cyril Gupta Aug 17 '09 at 14:45 37 ...
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Loading/Downloading image from URL on Swift

...t to it; Otherwise you might load images on top of each other. E.g. in a UITableView where a cell shows an image and the image is updated when the dequeued cell is returned. If process #1 takes longer then process #2, process #2 will show its image and it will then later be updated by process #1 eve...
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MongoDB: Combine data from multiple collections into one..how?

... Thanks, Dave. I used this technique for generating export and reporting tables for a high traffic site in production for the last 3 months without issue. Here's another article that describes a similar use of the technique: tebros.com/2011/07/… – rmarscher ...
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How do I tell Maven to use the latest version of a dependency?

...e some uncertainties between versions/releases/snapshots in this very nice table here: goo.gl/iDq6PK – Ev0oD Oct 13 '14 at 13:13 1 ...
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Equation (expression) parser with precedence?

...sers.telenet.be/bartl/expressionParser/expressionParser.html. // operator table var ops = { '+' : {op: '+', precedence: 10, assoc: 'L', exec: function(l,r) { return l+r; } }, '-' : {op: '-', precedence: 10, assoc: 'L', exec: function(l,r) { return l-r; } }, '*' : {op: '*', precedence: 2...