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What are the differences between utf8_general_ci and utf8_unicode_ci? [duplicate]

...tf8_unicode_ci uses the standard Unicode Collation Algorithm, supports so called expansions and ligatures, for example: German letter ß (U+00DF LETTER SHARP S) is sorted near "ss" Letter Œ (U+0152 LATIN CAPITAL LIGATURE OE) is sorted near "OE". utf8_general_ci does not support expansions/liga...
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Do declared properties require a corresponding instance variable?

... In your interface, you can formally declare an instance variable between the braces, or via @property outside the braces, or both. Either way, they become attributes of the class. The difference is that if you declare @property, then you can implement usin...
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Android Studio installation on Windows 7 fails, no JDK found

... Adding a system variable JDK_HOME with value c:\Program Files\Java\jdk1.7.0_21\ worked for me. The latest Java release can be downloaded here. Additionally, make sure the variable JAVA_HOME is also set with the above location. ...
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AngularJS : Prevent error $digest already in progress when calling $scope.$apply()

I'm finding that I need to update my page to my scope manually more and more since building an application in angular. 28 A...
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autolayout - make height of view relative to half superview height

...een getting into autolayouts recently and I'm stuck on what seems like a really trivial problem example. I have a view that I want to sit at the top of the screen, and take up half of the screen-height. Simple before autolayout - just tack it in place and tell it to expand vertically when the superv...
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Retrieve database or any other file from the Internal Storage using run-as

...nly copy DBs from the Debug variant of your app. If this happens, just install the debug variant and try the command again. Hope this helps someone. – Aonghus Shortt Apr 14 '17 at 18:02 ...
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Managing CSS Explosion

...been heavily relying on CSS for a website that I am working on. Right now, all the CSS styles are being applied on a per tag basis, and so now I am trying to move it to more of an external styling to help with any future changes. ...
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How to get Url Hash (#) from server side

...e with .ClientID but we found it simpler to just use the wrapper DIV as it allows all this Javascript to live in an external file and be used in a generic fashion. If the hidden input field has a valid value, set that as the URL hash (window.location.hash again) and/or perform other actions. We us...
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How to git-cherry-pick only changes to certain files?

... This doesn't seem to preserve authorship (at all). In some cases that won't matter, in other cases it will. – AlanSE Sep 13 '19 at 17:42 ...
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Matplotlib: “Unknown projection '3d'” error

...e you using? (Try running: python -c 'import matplotlib; print matplotlib."__version__") I'm guessing you're running version 0.99, in which case you'll need to either use a slightly different syntax or update to a more recent version of matplotlib. If you're running version 0.99, try doing this in...