Thursday, January 9, 2014

Joomla: control all types of redirection and http error codes with single component

Does your Joomla website has some links (URLs) needing to redirect? You can use Redirect core component of Joomla. However, it just does 1 type 301 redirection (Moved Permanently) and doesn't support to redirect URLs with Regular Expressions.

Luckily, we have a free component which allows you control almost types of redirection and http error codes. This below inforgraphic of SEOmoz can help you understand them and how they are important in SEO.


So what is the component? It's ReDJ component. You can check out it here. The following is its features:
+Manage redirection URLs, support macros & regular expressions for URLs
+Support to define 404 page quickly
+Support to statistic http error codes which are got and their visited URLs
+Support to statistic referrer URLs

And you can use it to:
+Solve SEO problems
+Create short URLs and use them with your domain (like they are created from bitly.com)

THE END ./.

Friday, January 3, 2014

Oracle: connect as sysdba without db user password

Oracle allows you connect as SYSDBA, if your Windows user is a member of  'ORA_sid_DBA' or 'ORA_DBA' group. Below are steps to do that:

1. Log in Windows as administrator

2. Check if your Windows has 'ORA_DBA' group. If not, let create it

3. Add your Windows user to 'ORA_DBA' group

4. Run TNSPING tool to check where SQLNET.ORA file is located, like the following:

C:\>tnsping orcl
 
TNS Ping Utility for 32-bit Windows: Version 10.2.0.4.0 - Production on 09-JUN-2009 14:50:20
 
Copyright (c) 1997,  2007, Oracle.  All rights reserved.
 
Used parameter files:
C:\oracle\product\10.2.0\db_1\NETWORK\ADMIN\sqlnet.ora


5. Add or remove comment for the following line:
SQLNET.AUTHENTICATION_SERVICES = (NTS)
6. Re-login Windows with the user mentioned above, try this line:
C:\>sqlplus / as sysdba
7. Then see if you can login successfully


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