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Java JConsole – Local Process List Empty – Solved

JConsole or  Java Monitoring and Management Console Open command prompt Execute the command echo %TMP% Now you will get a path to a folder where temporary files are stored. E.g. C:\Users\Username\AppData\Local\Temp Go to that folder Remove the folder named hsperfdata_USERNAME Restart JConsole application and now you will have the list of currently running Java processes in the local process… Read More »

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Linked List in C- Merge two Linked List into Single Linked List – Efficient

DATA STRUCTURES IN C – LINKED LIST (20 PROGRAMS) Try DATA STRUCTURES IN C – LINKED LIST (20 PROGRAMS) Linked List in C- Merge two Linked List into Single Linked List – Efficient : Input Linked List 1: one->three->five->seven Head of Linked List 1 is head1 Linked List 2: two->four->six Head of Linked List 2 is… Read More »

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Custom Elasticsearch Index Name/Type Name based on Events in Logstash

     The article details on how to use custom Index/Type name when using Logstash for proessing logs and Elasticsearch as Output. input { file { } } filter { grok { pattern => "%{NUMBER:attribute1} %{GREEDYDATA:attribute2}" } ruby { code => ' event["custom_index_name"] = event["attribute1"] event["custom_type_name"] = event["attribute2"] ' #You can also set an field… Read More »

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How to install Ruby on Rails (ROR) in Ubuntu Linux

      There are a lot of posts out there to install Ruby on Rails in Linux and Windows which are not clear explained. The reason is that latest version of Ruby and Gem are causing some issues due to which we are not able to use Rails. So I have given simple steps… Read More »

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Update Vertex If Exist – Gremlin Query – Titan

Update Vertex If Exist – Gremlin Query – Titan g.V().hasLabel('TEST_LABEL').has('property1','value1').tryNext().ifPresent{ g.V().hasLabel('TEST_LABEL').has('property2','value2').property('property3','value3').iterate(); }; Related Links:

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