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Introduction
Introduction Requirements Supported Java version Introduction SpotBugs is a program to find bugs in Java programs. It looks for instances of “bug patterns” —- code instances t... -
Transactions
Locking Non-Transactional When managing the persistence of objects using a PersistenceManager it is common to handle all datastore operations in a transaction. For this reason ... -
Configuring MySQL for Ranger
Prerequisites Steps RHEL/CentOS/Oracle/Aamazon Linux SLES Prerequisites When using MySQL, the storage engine used for the Ranger admin policy store tables MUST support trans... -
Function
always comparator compose construct curry useWith flip groupBy identity invoker nAry once pipe tap always a → (* → a) Parameters valThe value to wrap in a func... -
SLES 12
Steps Next Step More Information On a server host that has Internet access, use a command line editor to perform the following Steps Before installing Ambari, you must upda... -
Ubuntu 14
Prerequisite Steps Next Step More Information On a server host that has Internet access, use a command line editor to perform the following Prerequisite Ambari Server requir... -
6.4 Include additional LaTeX packages
6.4.1 Loading LaTeX packages 6.4.2 Example packages References The use of additional LaTeX packages can allow for extensive customization of document styling. In addition, seve... -
Aggregation Functions
Data Setup min Using min() with Lists max stDev stDevP percentileCont percentileDisc count Using count(expression) to return the number of values Counting non-null value... -
Caching
Configuration Accumulo tablet servers have block caches that buffer data in memory to limit reads from disk. This caching has the following benefits: reduces latency when rea... -
Rollback Mechanism
Handling partially failed commits Rolling back partially failed commits for a single writer Rolling back of partially failed commits w/ multi-writers Heartbeats Related Resourc...
