NotesAndDocuments

몇 가지 사고의 조각들을 주워둡니다.

I've get into a need of a good repository. I found the Jakarta Slide can be a start point. Below is my gatherings on Slide.

The famous open-source OR mapper. UsingHibernate

Java and XML .. JavaAndXML

Embedding some scripts into existing products is often required, and BSF should be a good scripting framework.

Mozilla stores messages in mbox format and it doesn't remove delete messages until compact folder is done.
In each message header, Mozilla uses extended header name X-Mozilla-Status to denote the status of the message. if you want to revive deleted mail message, change 0009 to 0001.

In Unix, how can I split large files into a number of smaller files?
- split -l 100000 jjj.log jjj-part-
Line is too long (usually for VI, specify line width)
- fold -w 255 file > file.new
extract some parts of a file (from line to line)
- sed -n "1222,13355 p" filename