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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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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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Arduino Sketch upload issue - avrdude: stk500_recv(): programmer is not responding
... I tried turning the onboard ATmega and fitting it in the other direction. Now, I encounter no problems uploading, but nothing happens afterwards. The onboard LED also does not seem to be blinking.
I'm afraid that if you reversed the position of the ATmega, and then it does not work, the fact that...
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);
}...
Difference between Mock / Stub / Spy in Spock test framework
...nd/or results or blocking the original methods from being called at all.
Now here is an executable example test, demonstrating what is possible and what is not. It is a bit more instructive than mikhail's snippets. Many thanks to him for inspiring me to improve my own answer! :-)
package de.scrum...
How to get the width and height of an android.widget.ImageView?
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I just set this property and now Android OS is taking care of every thing.
android:adjustViewBounds="true"
Use this in your layout.xml where you have planted your ImageView :D
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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...
How to make Eclipse behave well in the Windows 7 taskbar?
...ipse. Still not working! 8. Unpin from taskbar and pin again. (???) 9. And NOW it works...
– MarioVilas
Jul 14 '12 at 16:37
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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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convert_tz returns null
I know this sounds stupid, but when I use
9 Answers
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