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Practical example where Tuple can be used in .Net 4.0?

I have seen the Tuple introduced in .Net 4 but I am not able to imagine where it can be used. We can always make a Custom class or Struct. ...
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How do you tell a specific Delayed::Job to run in console?

For some reason, Delayed::Job's has decided to queue up but not excecute anything even though I've restarted it several times, even kill -9'd it and restarted it. It won't run any jobs. ...
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Use of ~ (tilde) in R programming Language

I saw in a tutorial about regression modeling the following command : 2 Answers 2 ...
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What is the difference between lock and Mutex?

What is the difference between lock and Mutex? Why can't they be used interchangeably? 7 Answers ...
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fatal: Not a valid object name: 'master'

I have a private server running git 1.7 When I 4 Answers 4 ...
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How to get href value using jQuery?

I'm trying to get href value using jQuery: 5 Answers 5 ...
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Programmatically obtain the Android API level of a device?

How can I find out which API level my device is using? 7 Answers 7 ...
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Performance of Find() vs. FirstOrDefault() [duplicate]

Got an interesting outcome searching for Diana within a large sequence of a simple reference type having a single string property. ...
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JNI converting jstring to char *

I have passed a URL string from Java to C code as jstring data type through the use of JNI. And my library method needs a char * as url. ...
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Difference between del, remove and pop on lists

Is there any difference between the above three methods to remove an element from a list? 11 Answers ...