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How do I avoid capturing self in blocks when implementing an API?
I have a working app and I'm working on converting it to ARC in Xcode 4.2. One of the pre-check warnings involves capturing self strongly in a block leading to a retain cycle. I've made a simple code sample to illustrate the issue. I believe I understand what this means but I'm not sure the "corre...
What is the difference between the kernel space and the user space?
What is the difference between the kernel space and the user space? Do kernel space, kernel threads, kernel processes and kernel stack mean the same thing? Also, why do we need this differentiation?
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Difference between java.util.Random and java.security.SecureRandom
My team got handed over some server side code (in Java) that generates random tokens and I have a question regarding the same -
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Is there a standard naming convention for git tags? [closed]
I've seen a lot of projects using v1.2.3 as the naming convention for tags in git. I've also seen some use 1.2.3 . Is there an officially endorsed style, or are there any good arguments for using either?
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How to retrieve the current value of an oracle sequence without increment it?
Is there an SQL instruction to retrieve the value of a sequence that does not increment it.
6 Answers
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Mixing C# & VB In The Same Project
Can you mix vb and c# files in the same project for a class library? Is there some setting that makes it possible?
17 Answe...
Convert column classes in data.table
I have a problem using data.table: How do I convert column classes? Here is a simple example: With data.frame I don't have a problem converting it, with data.table I just don't know how:
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What happens to a detached thread when main() exits?
Assume I'm starting a std::thread and then detach() it, so the thread continues executing even though the std::thread that once represented it, goes out of scope.
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Regular expression matching a multiline block of text
I'm having a bit of trouble getting a Python regex to work when matching against text that spans multiple lines. The example text is ('\n' is a newline)
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Post-increment and pre-increment within a 'for' loop produce same output [duplicate]
The following for loops produce identical results even though one uses post increment and the other pre-increment.
12 Answe...