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What are best practices for validating email addresses on iOS 2.0

... ; "]", or "\" Yes, that means +, ', etc are all legit. share | improve this answer | follow | ...
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pytest: assert almost equal

... I noticed that this question specifically asked about py.test. py.test 3.0 includes an approx() function (well, really class) that is very useful for this purpose. import pytest assert 2.2 == pytest.approx(2.3) # fails, default is ± 2.3e-06 assert 2.2 == pyte...
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What is the JavaScript convention for no operation?

... "function" // returns true It can be invoked as a function and essentially does nothing as shown here: setTimeout(function() { console.log('Start: ', Date.now()); Function.prototype(); console.log('End : ', Date.now()); }, 1000); Although this is a "true noop" since...
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Why does the MongoDB Java driver use a random number generator in a conditional?

...k && Math.random() <= 0.1) return res; The commit that originally introduced this logic had if (_ok == true) { _logger.log( Level.WARNING , "Server seen down: " + _addr, e ); } else if (Math.random() < 0.1) { _logger.log( Level.WARNING , "Server seen down: " + _addr ); } —a...
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git command to move a folder inside another

... Command: $ git mv oldFolderName newFolderName It usually works fine. Error "bad source ..." typically indicates that after last commit there were some renames in the source directory and hence git mv cannot find the expected file. The solution is simple - just commit before ...
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Best practices for in-app database migration for Sqlite

... I maintain an application that periodically needs to update a sqlite database and migrate old databases to the new schema and here's what I do: For tracking the database version, I use the built in user-version variable that sqlite provides (sqlite does nothing w...
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How to get Visual Studio 'Publish' functionality to include files from post build event?

...ss that collects the files for packaging. The target we need to extend is called CopyAllFilesToSingleFolder. This target has a dependency property, PipelinePreDeployCopyAllFilesToOneFolderDependsOn, that we can tap into and inject our own target. So we will create a target named CustomCollectFiles a...
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Query for documents where array size is greater than 1

... Great, that was perfect thank you. Although I actually have some documents that don't have a name so had to modify the query to be: db.accommodations.find( { $where: "if (this.name && this.name.length > 1) {return this; } "} ); – emson ...
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How can I safely encode a string in Java to use as a filename?

...m with escape sequences. The reverse of the above encoding should be equally straight-forward to implement. share | improve this answer | follow | ...
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How to log a method's execution time exactly in milliseconds?

...ed for being a bad example. See also the related answer that explains this all in more detail: stackoverflow.com/a/30363702/43615 – Thomas Tempelmann Jun 4 '16 at 13:36 ...