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How to watch for array changes?

...-based assignment? I want something that would fire an event that I could handle. 10 Answers ...
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How to reduce iOS AVPlayer start delay

... For iOS 10.x and greater to reduce AVPlayer start delay I set: avplayer.automaticallyWaitsToMinimizeStalling = false; and that seemed to fix it for me. This could have other consequences, but I haven't hit those yet. I got the idea for...
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How to access a dictionary element in a Django template?

...objects.filter(choice=self).count() votes = property(calculateVotes) And then in your template, you can do: {% for choice in choices %} {{choice.choice}} - {{choice.votes}} <br /> {% endfor %} The template tag, is IMHO a bit overkill for this solution, but it's not a terrible soluti...
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How to use multiple arguments for awk with a shebang (i.e. #!)?

...sr/bin/gawk" "--re-interval" "-f" "$0" "$@", but awk treated that as a command and printed out every line of input unconditionally. That is why I put in the arbitrary_long_name==0 - it's supposed to fail all the time. You could replace it with some gibberish string. Basically, I was looking for a fa...
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Parsing a comma-delimited std::string [duplicate]

...eparated list of numbers, what's the simplest way to parse out the numbers and put them in an integer array? 18 Answers ...
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Positions fixed doesn't work when using -webkit-transform

I am using -webkit-transform (and -moz-transform / -o-transform) to rotate a div. Also have position fixed added so the div scrols down with the user. ...
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What does threadsafe mean?

...ently I tried to Access a textbox from a thread (other than the UI thread) and an exception was thrown. It said something about the "code not being thread safe" and so I ended up writing a delegate (sample from MSDN helped) and calling it instead. ...
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How to drop all tables in a SQL Server database?

...r when there are multiple foreign key tables. I found that code that works and does everything you try (delete all tables from your database): DECLARE @Sql NVARCHAR(500) DECLARE @Cursor CURSOR SET @Cursor = CURSOR FAST_FORWARD FOR SELECT DISTINCT sql = 'ALTER TABLE [' + tc2.TABLE_SCHEMA + '].[' + ...
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TFS checkin error - could not find file

...ce Control Explorer (View > Other Windows > Source Control Explorer) and either Delete the nonexistent files or right-click on the offending files and Undo Pending Changes. You can also undo these specific changes from the Pending Changes panel in Team Explorer. ...
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How do I write a for loop in bash

... The bash for consists on a variable (the iterator) and a list of words where the iterator will, well, iterate. So, if you have a limited list of words, just put them in the following syntax: for w in word1 word2 word3 do doSomething($w) done Probably you want to iterate...