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How do I sort an NSMutableArray with custom objects in it?

... return [first compare:second]; }]; Performance The -compare: and block-based methods will be quite a bit faster, in general, than using NSSortDescriptor as the latter relies on KVC. The primary advantage of the NSSortDescriptor method is that it provides a way to define your sort order using da...
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Why does volatile exist?

... @curiousguy it did not decide wrongly. It made the correct deduction based on the information given. If you fail to mark something volatile, the compiler is free to assume that it is not volatile. That's what the compiler does when optimizing code. If there is more information, namely, that sa...
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The model backing the context has changed since the database was created

...ected override void OnModelCreating(DbModelBuilder modelBuilder) { Database.SetInitializer<YourDbContext>(null); base.OnModelCreating(modelBuilder); } in your YourDbContext.cs file. share | ...
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How to use my view helpers in my ActionMailer views?

...ou are using to manage your emails: class ReportMailer < ActionMailer::Base add_template_helper(AnnotationsHelper) ... end share | improve this answer | follow ...
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The permissions granted to user ' are insufficient for performing this operation. (rsAccessDenied)"}

...ser groups Delete Encryption Key in SSRS configuration tools ReRun the Database Change in SSRS configuration tools Open WebServiceUrl from SSRS configuration tools (http://localhost/reportserver) creating Reports Folder manually go to Properties of created folder and add these roles to security (bui...
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Will docker container auto sync time with the host machine?

... I wrote a CLI tool based on this answer to synchronize time on docker-machine VMs every 5 minutes. Works on my OSX El Capitan and Windows 7 Pro – dadads Sep 20 '16 at 23:37 ...
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Becoming better at Vim [closed]

... Disabling the arrow keys is based on an assumption that arrow keys are more out of the way than hjkl. Better is to get a better keyboard. I use Kinesis Advantage. Even if I was using a standard keyboard, hjkl still makes no sense since I use dvorak. Wha...
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NUnit vs. MbUnit vs. MSTest vs. xUnit.net [closed]

...d TraitAttribute attribute classes are not sealed, and provide overridable base methods that give you a lot of control over how the methods those attributes decorate should be executed. While xUnit.NET in its default form allows you to write test classes that are similar to NUnit test fixtures with ...
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How to check if an app is installed from a web-page on an iPhone?

...one app is installed from browser Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps? share | improve this answer | follow ...
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Creating a range of dates in Python

... Marginally better... base = datetime.datetime.today() date_list = [base - datetime.timedelta(days=x) for x in range(numdays)] share | improve t...