Jk Flip Flop Toggle

flip flop
reversal: a decision to reverse an earlier decision
A backward handspring
a backless sandal held to the foot by a thong between the big toe and the second toe
An abrupt reversal of policy
interchange: reverse (a direction, attitude, or course of action)
A light sandal, typically of plastic or rubber, with a thong between the big and second toe

toggle
A pin or other crosspiece put through the eye of a rope or a link of a chain to keep it in place
any instruction that works first one way and then the other; it turns something on the first time it is used and then turns it off the next time
toggle switch: a hinged switch that can assume either of two positions
A short rod of wood or plastic sewn to one side of a coat or other garment, pushed through a hole or loop on the other side and twisted so as to act as a fastener
A kind of wall fastener for use on hollow walls, having a part that springs open or turns through 90° after it is inserted so as to prevent withdrawal
provide with a toggle or toggles

jk
mod_jk is the connector used to connect the Tomcat servlet container with web servers such as Apache, Netscape, iPlanet, SunOne and even IIS using the AJP protocol.
(Jks) A keystore is a repository of security certificates, either Certification Authority Certificates or Public key certificates - used for instance in SSL encryption.
joking "Just Kidding"; Jakarta, a special district of Indonesia