Below you will some great web resources and tutorials about sewing.
WEB REFERENCES:
http://sewingtutorials.blogspot.com/
http://sewmamasew.com/blog2/2011/09/seven-essential-sewing-skills/
http://www.simplicity.com/t-sewing-techniques.aspx
HANDWOVEN SPECIFIC REFERENCES:
http://www.weavezine.com/columns/weaver-sews-0