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Selectors in Objective-C?

First, I'm not sure I really understand what a selector is. From my understanding, it's the name of a method, and you can assign it to a class of type 'SEL' and then run methods such as respondToSelector to see if the receiver implements that method. Can someone offer up a better explanation? ...
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WordPress is giving me 404 page not found for all pages except the homepage

All of a sudden I go to my WordPress website and all the pages give me a 404 page not found page. I'm assuming the problem lies with the permalink structure, which I could swear I did not touch. The permalink setting is on "month and name." ...
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How to Get Element By Class in JavaScript?

I want to replace the contents within a html element so I'm using the following function for that: 11 Answers ...
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Eclipse secure storage

Is it possible to disable completely the secure storage password of Eclipse? I am running Eclipse Helios on Windows 7. 7 An...
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Display filename before matching line

How can I get grep to display the filename before the matching lines in its output? 6 Answers ...
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How to convert strings into integers in Python?

... int() is the Python standard built-in function to convert a string into an integer value. You call it with a string containing a number as the argument, and it returns the number converted to an integer: print (int("1") + 1) The above prints 2. If you know the structu...
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TypeScript and field initializers

How to init a new class in TS in such a way (example in C# to show what I want): 14 Answers ...
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Concurrent HashSet in .NET Framework?

... some workarounds. ConcurrentDictionary (recommended) This first one is to use the class ConcurrentDictionary<TKey, TValue> in the namespace System.Collections.Concurrent. In the case, the value is pointless, so we can use a simple byte (1 byte in memory). private ConcurrentDictionary<s...
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Custom thread pool in Java 8 parallel stream

Is it possible to specify a custom thread pool for Java 8 parallel stream ? I can not find it anywhere. 15 Answers ...
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How to pass object with NSNotificationCenter

I am trying to pass an object from my app delegate to a notification receiver in another class. 5 Answers ...