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NSOperation vs Grand Central Dispatch
...uses. GCD has no real concept of dependencies, where NSOperationQueues can set up pretty complex dependency graphs. I use NSOperationQueues for this in a handful of cases.
Overall, while I usually advocate for using the highest level of abstraction that accomplishes the task, this is one case where...
Initialize a nested struct
I cannot figure out how to initialize a nested struct. Find an example here:
http://play.golang.org/p/NL6VXdHrjh
8 Answers...
Hidden features of HTML
...age) has not gotten its due credit.
Considering that it has been around for so many years, things like the FORM / INPUT controls have still remained same with no new controls added.
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What is Rack middleware?
What is Rack middleware in Ruby? I couldn't find any good explanation for what they mean by "middleware".
9 Answers
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Best way to check if UITableViewCell is completely visible
I have a UITableView with cells of different heights and I need to know when they are completely visible or not.
10 Answe...
how to return index of a sorted list? [duplicate]
I need to sort a list and then return a list with the index of the sorted items in the list. For example, if the list I want to sort is [2,3,1,4,5] , I need [2,0,1,3,4] to be returned.
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Get all table names of a particular database by SQL query?
I am working on application which can deal with multiple database servers like "MySQL" and "MS SQL Server".
19 Answers
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Is there a better Windows Console Window? [closed]
...ief excerpt from the long list of options:
Latest versions of ConEmu may set up itself as default terminal for Windows
Use any font installed in the system, or copied to a folder of the program (ttf, otf, fon, bdf)
Run selected tabs as Administrator (Vista+) or as selected user
Windows 7 Jump list...
What are MVP and MVC and what is the difference?
...In Passive View there is no direct data binding, instead, the View exposes setter properties that the Presenter uses to set the data. All state is managed in the Presenter and not the View.
Pro: maximum testability surface; clean separation of the View and Model
Con: more work (for example all the ...
Design Patterns: Factory vs Factory method vs Abstract Factory
...d ( ex: 2 factory methods), using those factory methods it will create the set of objects/ related objects.
Using Abstract Factory, user can able to create A1, B1 objects of AbstractProductA, AbstractProductB
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