Thursday, December 30, 2010

Oh My God! SSL Certs automatically renewed

My SSL certificate is automatically renewed !

They said,
"We just want to let you know we've automatically
renewed the following items according to our agreement:"



Wednesday, December 15, 2010

How to get "set A - set B" in MySQL

How to get "set A - set B" in MySQL.

A is a table. Like a group of members.
B is a table. Like a woman list of people.

A has fields. "name, role, ...".
B has fields. "name, sex (= only woman), age, ...".

We want to get "set A - set B".
This is, in set operation, "A inter (not B)".
Also, this is "Not woman subet of A".

And the SQL is:

Monday, December 13, 2010

Our new SSL Certificate

Our new SSL Certificate

1. serached a cheaper SSL certs seller on Google.

2. found "" and went there.

3. thought which is better "Geotrust Rapid SSL 9.95/yr" OR "Comodo PositiveSSL $8.95 ?"

  I selected Rapid SSL. becuase PositiveSSL is 1024 bit, it's samll.

4. thought which is better 1 year or 3 years or more?

 I choosed 1 year. bacause in the next year, it'll be more chaaper.
 and I'll be able to try it again.

5. Buy, it is very easy.

6. Next I must activate it. but my old SSL is not still expired,

   It'll be expired After Dec 17 16:07:40 2010 GMT.
   to be continued.

Thursday, December 09, 2010

improved PHP mathpublisher

I improved "PHP mathpublisher 0.3".

- new features

"sqrt()" "blace" sizes are optimized.

mp : minus plus mark
$  : use NON-Italic font for a word

(Japanese font) : support Japanese font
(You must need IPA font

- Download

You can get it from