Java Database Connectivity (JDBC)

Đây là slide trình diễn về JDBC trong loạt bài Java Training. ACE nào quan tâm thì có thể gửi email cho tôi để nhận bài giảng đầy đủ bằng tập tin word.

Java Data Object (JDO)

ACE nào thích chủ đề này, xin vui lòng liên hệ mình để có phần bài giảng đầy đủ bằng tập tin word nha.

Checking monitor error when installing Oracle 10/11g on Linux

Error mesage like:

Checking monitor: must be configured to display at least 256 colors    Failed <<<<
>>> Could not execute auto check for display colors using command /usr/X11R6/bin/xdpyinfo.
Check if the DISPLAY variable is set.
Some optional pre-requisite checks have failed (see above). Continue? (y/n) [n]
Resolution:
Install the following rpm packages:
XFree86 xf86tools cabextract libpng libjpeg XFree86-Mesa

What is new in FB 2.5?

In FB 2.5, there will have new architecture which is called SuperClassic(SC). SC will support SMP better than now. So you will find four architectures in FB 2.5: SupperServer (SS), SuperClassic(SC), ClassicServer (CS) and EmbeddedServer.
Click here to download "Firebird 2.5 architecture comparision" document which is written by Thomas Steinmaurer.
The following slide will give you the details about Firebird 2.5 architecture:
Firebird 2.5 Architecture, by Dmitry Yemanov (in English)

View more documents from Nataly Polyanskaya.

Security breach in default installing JBoss

If JBoss is installed by default, you can access web console to shutdown JBoss instance remotely by a normal browser without authentication:
Following menu tree will appears, you can do what you want:

External Java Procedures Plug-in

It is sound promissing. One of new features in Firebird V3.0 is external Java procedure.
This means you can code SP by Java instead of PSQL. The first test version of FB/Java plugin was announced in 6 July 2009.
Read more here