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Java

POJO (plain old Java object)

From Wikipedia In software engineering, a plain old Java object (POJO) is an ordinary Java object, not bound by any special restriction and not requiring any class path. The term was coined by Martin Fowler, Rebecca Parsons and Josh MacKenzie... Continue Reading →

GC Oracle

  8 Concurrent Mark Sweep (CMS) Collector The Concurrent Mark Sweep (CMS) collector is designed for applications that prefer shorter garbage collection pauses and that can afford to share processor resources with the garbage collector while the application is running.... Continue Reading →

JDBC Connection Pool

The JDBC Connection Pool org.apache.tomcat.jdbc.pool is a replacement or an alternative to the Apache Commons DBCP connection pool. A connection pool contains a group of JDBC connections that are created when the connection pool is registered—when starting up WebLogic Server... Continue Reading →

Keystore

To export cert use keytool -export -alias <cert_alias> -file cert.crt -keystore <keystore> -storepass <password> To import cert use keytool -import -alias <cert_alias> -file cert.crt -keystore <keystore> -storepass <password>

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