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Get Involved
How do I contribute (e.g. give feedback, fix bugs, etc.)? Reporting Bugs Contacting Us Contributing as a Non-Committer Becoming a Committer How do I contribute (e.g. give fe... -
Multi-Volume Installations
This is an advanced configuration setting for very large clusters under a lot of write pressure. The HDFS NameNode holds all of the metadata about the files in HDFS. For fast per... -
Why JDO?
The majority of applications need to persist (or store) data during their lifecycle. There are many ways of doing this with an application written in Java. If your datastore is ... -
Version Upgrade Guide
Pre-Upgrade Preparation Locating Upgrade Scripts Executing Upgrade Scripts # Example: Upgrading from 2.0.0 to 2.1.2 Verifying the Upgrade Troubleshooting Next Steps Pre-U... -
Disaster Recovery
Savepoint Restore Runbook Related Resources Disaster Recovery is very much mission-critical for any software. Especially when it comes to data systems, the impact could be ver... -
Docker
Run the local web server in docker Use docker-compose Docker is a tool that enables you to create, deploy, and manage lightweight, stand-alone packages that contain everything ... -
List
all any append concat drop zipWith zip xprod uniq filter find flatten head indexOf join lastIndexOf map nth pluck prepend range reduce reduceRight reject re... -
Functions
_.after(n, func) Arguments Returns Example _.bind(func, [thisArg], [arg]) Arguments Returns Example _.bindAll(object, [methodName]) Arguments Returns Example _.bindKey(... -
Lang
_.clone(value, [isDeep], [customizer], [thisArg]) Arguments Returns Example _.cloneDeep(value, [customizer], [thisArg]) Arguments Returns Example _.gt(value, other) Argumen... -
Functions
_.after(n, func) Arguments Returns Example _.bind(func [, thisArg, arg1, arg2, …]) Arguments Returns Example _.bindAll(object [, methodName1, methodName2, …]) Arguments Re...
