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18 thg 3, 2011

Level 4 in Latex Structure

Somtimes, i want to present a Tex file contains section, subsection, subsubsection and special, subsubsubsection. But subsubsubsection isn't supported by pure Latex, so I need some commands to made it. Fortunalety, Latex has two commands help me. After \begin{document}, we can insert them for our aim:

\setcounter{secnumdepth}{4} %Danh chi so thu 4 cho \paragraph{name}

\setcounter{tocdepth}{4} %---------De muc luc hien thi toi muc thu 4 (toi paragraph)

Wish you easy to use!

3 thg 3, 2011

Unused GUI (X window) in ReadHat

Sometimes, I want to use RedHat at text mode. To exchange from X Window(X11) to text mode, you can open \etc\inittab by command
vi /etc/inittab
and repair line id:5:initdefault: by id:3:initdefault: .

Certainly, you can exchange reserve, by use text mode via vi .
Simple, repair 3 to 5!

2 thg 3, 2011

Reset password for "root" in MySQL 5.5.9

Following, these steps will help you reset password for root account in MySQL 5.5.9 (not for 5.4 before).

      Step 1: Log on as Administator and Stop mysqld (MySQL service) by use Task Manager

      Step 2: Create a text file, containing
UPDATE mysql.user SET Password=PASSWORD('MyNewPass') WHERE User='root';
FLUSH PRIVILEGES;
.
Note that you must instead 'MyNewPass' by your new password. UPDATE and FLUSH each on a single line. Assume you save it at C:\mysql-init.txt

      Step 3: cd to mysql\bin and run command: mysqld --init-file=C:\\mysql-init.txt --console . Now, you can open mysql and type mysql -u root -p and type your new password.


Wish you success!