Solution to MySQLSyntaxErrorException: Unknown column ‘xxxxx_.elt’ in ‘field list’
Bug: The above exception thrown when using hibernate. Reason: This usually occurs when column name is not mentioned in many-to-many node. The correct mapping fo...
Category: Technology
Spring security 3 – How to display login errors ?
Heres how we display different error messages for the different cases of authentication failures like bad credentials, credentials expired etc. Step 1. Configur...
Error: attribute property is mandatory for tag authentication
Bug: The exception thrown when migrating to spring 3. Reason: This exception thrown when migrating to spring-security 3 occurs due to spring 3 (authentication ...
Solve MySQL ERROR 1005: Can’t create table (errno: 150)
Bug: Above error occurs when rebuilding a database from the SQL script. Reason: This error usually occurs when the table being created cannot fulfill a foreign ...
How to enable CAS without SSL
This is a tiny tutorial on steps required to enable CAS (Jasig, v3.4x ) single-sign-out without SSL. These are the steps involved to remove dependency on SSL &#...
Apache : RewriteRule vs Alias
A small note on order of execution of a RewriteRule directive and a folder Alias on Apache HTTPD – RewriteRule is always executed before the Alias, thus m...
Enabling SSL on a Tomcat “devl” machine (Windows)
These are the steps involved to enable SSL on Tomcat on developer machine for test purposes. 1. Create a certificate key store Run this command in the command p...
Installing PHP5.3.3 on Apache 2.2x (Windows)
List of steps involved in getting PHP5 to work with a pre-installed Apache server on Windows. Download the file “php-5.3.3-Win32-VC6-x86.zip” from &...
Apache mod_rewrite: How to use a Java RewriteMap?
This example shows how to use a Java program as a RewriteMap in Apache Httpd server. Prerequisites on the server box: Apache HTTPD 2.2x. JDK/JRE. What does the ...
Apache RewriteRule : Set a session cookie on localhost
Here are the 2 (often left out) requirements to set a cookie using httpd’s rewrite rule (mod_rewrite), while working on localhost: Use the IP 127.0.0.1 i...