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How to Sync iPhone Core Data with web server, and then push to other devices? [closed]

...ore data model. Delete event shouldn't actually delete a row from the database or from your client model because it leaves you with nothing to synchronize back. By having this simple boolean flag, you can set is_deleted to 1, synchronize it, and everyone will be happy. You must also modify the co...
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UIView frame, bounds and center

...ggest you take a look at the following image taken from The Kitchen Drawer based on Stanford CS193p course. Credits goes to @Rhubarb. Using the frame allows you to reposition and/or resize a view within its superview. Usually can be used from a superview, for example, when you create a specific s...
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Prevent scrolling of parent element when inner element scroll position reaches top/bottom? [duplicat

...everyone! Starting from Chrome 63, we finally have a native cure for Blink-based platforms too - and that's both Chrome (obviously) and Android WebView (soon). Quoting the introducing article: The overscroll-behavior property is a new CSS feature that controls the behavior of what happens when you ...
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Assign multiple columns using := in data.table, by group

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How to customize user profile when using django-allauth

...ofile signal fails by design. Secondly, you can reduce this to one signal, based on created, especially when talking DRY. And third, you effect a Profile save by calling user.save() in your view, then saving the profile again with actual data. – Melvyn Aug 30 '...
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Create Directory if it doesn't exist with Ruby

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What is “point free” style (in Functional Programming)?

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Function passed as template argument

...ion pointer template can be optimized (possibly the function call inlined) based on the particular function pointer used. Function objects can often be very efficiently expanded with the typed template, though as the particular operator() is completely determined by the type of the function object. ...
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Does .NET have a way to check if List a contains all items in List b?

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How to save username and password with Mercurial?

...Oren -- look at the below comment -- if you are using SSH, why not use key-based login? – David Eads Dec 3 '10 at 17:06 ...