path: root/ToDo

* thread�б�
* Hand written parser(recursive decent)
* ���饹�饤�֥��θ�ľ��(UNIX��¸�򸺤餹)
* format��ǽ
* here document
* perl�Τ褦��setuid check
* write debugger for ruby
* re-write regex code for speed
* byte code interpretor