If the user knows the allocation is no longer needed then the memory can be manually released. Currently this will not ClearWeak the Persistent, so the callback will still run. If the user passed a ClearWeak callback, and then disposed the object, the buffer callback argument will == NULL.
Evented I/O for V8 javascript. 
To build:
Prerequisites (Unix only):
* GCC 4.2 or newer
* Python 2.6 or 2.7
* GNU Make 3.81 or newer
* libexecinfo (FreeBSD and OpenBSD only)
Unix/Macintosh:
./configure
make
make install
If your python binary is in a non-standard location or has a non-standard name, run the following instead:
export PYTHON=/path/to/python
$PYTHON ./configure
make
make install
Windows:
vcbuild.bat
To run the tests:
Unix/Macintosh:
make test
Windows:
vcbuild.bat test
To build the documentation:
make doc
To read the documentation:
man doc/node.1
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