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How to link to apps on the app store

I am creating a free version of my iPhone game. I want to have a button inside the free version that takes people to the paid version in the app store. If I use a standard link ...
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MySQL Orderby a number, Nulls last

...to DESC: SELECT * FROM tablename WHERE visible=1 ORDER BY -position DESC, id DESC It is essentially the inverse of position DESC placing the NULL values last but otherwise the same as position ASC. A good reference is here http://troels.arvin.dk/db/rdbms#select-order_by ...
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Foreign Key naming scheme

... If the foreign key points to a candidate key on the second table rather than a primary key, then you'd probably use a third segment to the name to qualify this. It's an unusual situation to be in, and not one you'd typically design in from scratch, so I didn't...
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Get value when selected ng-option changes

... as Artyom said you need to use ngChange and pass ngModel object as argument to your ngChange function Example: <div ng-app="App" > <div ng-controller="ctrl"> <select ng-model="blisterPackTemplateSelected" ng-chang...
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Delete a key from a MongoDB document using Mongoose

...s. So you can do the action in question by this: User.collection.update({_id: user._id}, {$unset: {field: 1 }}); Since version 2.0 you can do: User.update({_id: user._id}, {$unset: {field: 1 }}, callback); And since version 2.4, if you have an instance of a model already you can do: doc.field...
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How to overlay one div over another div

I need assistance with overlaying one individual div over another individual div . 8 Answers ...
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Multiple HttpPost method in Web API controller

... routeTemplate: "api/{controller}" ); // Controller with ID // To handle routes like `/api/VTRouting/1` config.Routes.MapHttpRoute( name: "ControllerAndId", routeTemplate: "api/{controller}/{id}", defaults: null, constraints: new { id = @"^\d+$" } // Only integers ...
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FragmentPagerAdapter Exists Only In Android.Support.V4.App (and not Android.App)

I cannot find find FragmentPagerAdapter within Android.App. 5 Answers 5 ...
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Why (0-6) is -6 = False? [duplicate]

...CPython and you shouldn't rely on this. For instance, PyPy implemented the id of integer to return itself, so (0-6) is -6 is always true even if they are "different objects" internally; it also allows you to configure whether to enable this integer caching, and even set the lower and upper bounds. B...
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There can be only one auto column

...n I added primary key as below it started working: CREATE TABLE book ( id INT AUTO_INCREMENT NOT NULL, accepted_terms BIT(1) NOT NULL, accepted_privacy BIT(1) NOT NULL, primary key (id) ) ENGINE=InnoDB DEFAULT CHARSET=latin1; ...