java

We use Java AIM version to run credit card transactions through Authorize.net. On 2/28/2018, two of our 4 workstations failed to process credit card with "Handshake Failure" error. We know Authorize.net disabled TLS 1.0/1.1 support on 2/28, so it's highly likely this problem is related.

We have been using a code-signed JumpLoader with PHP upload handler for several years without any issues. For those users with Java 7 update 21 and above, JumpLoader is now throwing Security Exception, Missing required Permissions manifest attribute in main jar: due to additional security mechanism built into Java.

When writing a maintainable code, indentation plays important role. This may be one reason Python requires proper indentation as the programming syntax. A traditional tab indents 8 spaces, and we all know 8 spaces are just to much for coding indentation. We all opt to use 4 spaces for programming indentation, but how do you accomplish this? We can configure a TAB to indent only 4 whitespaces, or use 4 physical spaces? There are tradeoffs, and it's a matter of personal taste.

If you're new to SSL, please read our SSL Overview. You may also find BEA documenation and BEA viewlet helpful. The information contained herein supplements BEA documentation, and answers some of the unanswered questions.

SSL installation on Weblogic 8.1 involves 4 main steps:

I spent a whole day trying to figure out a Struts validator problem. It's an web application containing three modules, but only one module does not perform Struts validation. The XML config files are perfectly fine, but no clue was given by the logger or compiler. The log file spits validateInteger error, but no helpful hints what so ever was given even after turning on the root level logging to DEBUG level.