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Are there strongly-typed collections in Objective-C?

...hich means that the runtime doesn't care about the type of an object since all objects can receive messages. When you add an object to a built-in collection, they are just treated as if they were type id. But don't worry, just send messages to those objects like normal; it will work fine (unless of ...
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What is an abstract class in PHP?

...re interface. Also interfaces are a special case of abstract classes where ALL methods are abstract. See this section of the PHP manual for further reference. share | improve this answer |...
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Converting JavaScript object with numeric keys into array

... It's actually very straight forward with jQuery's $.map var arr = $.map(obj, function(el) { return el }); FIDDLE and almost as easy without jQuery as well, converting the keys to an array and then mapping back the values with Arra...
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Rolling or sliding window iterator?

...nder why the default window size should be 2? Should it have a default at all? – SingleNegationElimination Jul 25 '11 at 22:02 19 ...
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Reducing the space between sections of the UITableView

... viewForHeaderInSection:(NSInteger)section { return [[UIView alloc] initWithFrame:CGRectZero]; } - (UIView*)tableView:(UITableView*)tableView viewForFooterInSection:(NSInteger)section { return [[UIView alloc] initWithFrame:CGRectZero]; } Change the values accordingly...
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TortoiseSVN icons not showing up under Windows 7

I can't seem to get the icons to display under Windows 7 and I really miss this from Windows XP. 31 Answers ...
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How to check which version of v8 is installed with my NodeJS?

How is V8 installed along with NodeJs? What version is my current V8 engine? 12 Answers ...
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Add alternating row color to SQL Server Reporting services report

...t when the basic solution does not suffice, it's a nice alternative. Basically, you add code to the Report as follows... Private bOddRow As Boolean '************************************************************************* ' -- Display green-bar type color banding in detail rows ' -- Call from Bac...
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How do I get both STDOUT and STDERR to go to the terminal and a log file?

...ut or ./a.out |& tee output In csh, there is a built-in command called "script" that will capture everything that goes to the screen to a file. You start it by typing "script", then doing whatever it is you want to capture, then hit control-D to close the script file. I don't know of an ...
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Accessing an SQLite Database in Swift

...robably use one of the many SQLite wrappers, if you wanted to know how to call the SQLite library yourself, you would: Configure your Swift project to handle SQLite C calls. If using Xcode 9 or later, you can simply do: import SQLite3 Create/open database. let fileURL = try! FileManager.default...