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How to use/install gcc on Mac OS X 10.8 / Xcode 4.4
I have install Mountain Lion (Mac OS X 10.8) and now gcc doesn't seem to be available anymore. I've also installed Xcode 4.4 so there is no more /Developer directory.
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Why does volatile exist?
... in straight C. We used a hardware managed 16 bit value as a semaphore to know when the other guy was done. Essentially we did this:
void waitForSemaphore()
{
volatile uint16_t* semPtr = WELL_KNOWN_SEM_ADDR;/*well known address to my semaphore*/
while ((*semPtr) != IS_OK_FOR_ME_TO_PROCEED);
}...
Move capture in lambda
How do I capture by move (also known as rvalue reference) in a C++11 lambda?
6 Answers
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Rebase a single Git commit
...the new location. I suppose rebase would have taken care of that, but by now I've pushed upstream so I can't test that. In any case, beware if you have a similar situation.
– waldyrious
Dec 18 '15 at 10:49
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List comprehension: Returning two (or more) items for each item
... @khachik I think this would be faster but I will time both methods now, tuples are generated very fast in python though.
– jamylak
Aug 8 '12 at 16:41
3
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Backup/Restore a dockerized PostgreSQL database
... solution is to use a data container. I didn't get the point of it before, now I do.
This data container allows to restore the data before starting the postgres container. Thus, when the postgres server starts, the data are already there.
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Does ruby have real multithreading?
I know about the "cooperative" threading of ruby using green threads . How can I create real "OS-level" threads in my application in order to make use of multiple cpu cores for processing?
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convert_tz returns null
I know this sounds stupid, but when I use
9 Answers
9
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How to specify new GCC path for CMake
...hat hides the cache variable of the same name. That means your compiler is now hard-coded in your build script and you cannot give it a custom value. This will be a problem if you have multiple build environments with different compilers. You could just update your script each time you want to use a...
Makefile, header dependencies
...for the two targets, too. That's what I get for typing from memory. Try it now.
– dmckee --- ex-moderator kitten
Aug 23 '11 at 21:15
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