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Concurrent vs serial queues in GCD
I'm struggling to fully understand the concurrent and serial queues in GCD. I have some issues and hoping someone can answer me clearly and at the point.
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typedef struct vs struct definitions [duplicate]
...fier S within the struct name space (not in the C++ sense). You can use it and define variables or function arguments of the newly defined type by defining the type of the argument as struct S:
void f( struct S argument ); // struct is required here
The second line adds a type alias S in the glob...
What are the benefits of Java's types erasure?
...erned with the Twitter user. It's helpful to keep focused on the messages and not the messenger. There is a fairly consistent message with even just the excerpts mentioned thus far:
It's funny when Java users complain about type erasure, which is the only thing Java got right, while ignoring all ...
What is the difference in maven between dependency and plugin tags in pom xml?
I'm new to the maven tool, I have made a project with Spring and Hibernate and they are configured in pom.xml as plugins, but JUnit is tagged under dependency. My question is what is the logic behind one as a plugin and one as dependency ?
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Mutex example / tutorial? [closed]
I'm new to multithreading, and was trying to understand how mutexes work. Did a lot of Googling but it still left some doubts of how it works because I created my own program in which locking didn't work.
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What are the options for storing hierarchical data in a relational database? [closed]
...in this thread suggested. Use an Adjacency List to maintain the hierarchy and use Nested Sets to query the hierarchy.
The problem up until now has been that the coversion method from an Adjacecy List to Nested Sets has been frightfully slow because most people use the extreme RBAR method known as ...
Is it possible to move/rename files in Git and maintain their history?
...h the commit, so whether you use git mv or mv doesn't matter.
The log command takes a --follow argument that continues history before a rename operation, i.e., it searches for similar content using the heuristics:
http://git-scm.com/docs/git-log
To lookup the full history, use the following comma...
How to build & install GLFW 3 and use it in a Linux project
...g time, about 3 hours in total, partly because I am unfamiliar with CMake, and partly because I am was unfamiliar with GLFW.
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What is “git remote add …” and “git push origin master”?
Quite often, Git and Rails looks like magic... such as in the first chapter of Rails 3 Tutorial book , it talks about Git:
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Get unique values from a list in python [duplicate]
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mylist = ['nowplaying', 'PBS', 'PBS', 'nowplaying', 'job', 'debate', 'thenandnow']
myset = set(mylist)
print(myset)
If you use it further as a list, you should convert it back to a list by doing:
mynewlist = list(myset)
Another possibility, probably faster would be to use a set from the beginn...