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Execute Multiple Search Query in Elasticsearch

           The following query can be used to execute multiple search queries on the required index and type. Elasticsearch will process the request and the response is sent as array field named responses which contains the response for each query.  Note : { “index”: “INDEX_NAME_1”, “type”: “TYPE_NAME_1” } in Example 1… Read More »

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Linked List in C- Print Linked List in Reverse Order using Recursion

DATA STRUCTURES IN C – LINKED LIST (20 PROGRAMS) Try DATA STRUCTURES IN C – LINKED LIST (20 PROGRAMS) Linked List in C- Print Linked List in Reverse Order using Recursion : Source Code : #include<stdio.h> struct node *head=NULL; //Pointer to store the staring node of the linked list //Always stores the address location of first… Read More »

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Query Elasticsearch Cluster in Filter Section when using Logstash

     This article details about on how to query Elasticsearch from Logstash when processing logs or when using any other inputs. input { file { } #Any other inputs } filter { grok { pattern => "%{NUMBER:attribute1} %{GREEDYDATA:attribute2}" } elasticsearch { hosts => ["HOSTNAME:9200/index_name/type_name"] query => 'field_name.sub_field:%{attribute1}' fields => ["attribute3_elasticsearch", "attribute3_new","attribute4_elasticsearch", "attribute4_new"] #We can… Read More »

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Workstation Graphic Card vs Gaming Graphic Card – ALL YOU NEED TO KNOW

          Graphic card is one of the main component in system. It is essential for gaming, CAD, video editing, rendering, modelling, visual effects, animation etc. Graphic cards can be classified into two types namely gaming and workstation graphic cards each of which are meant for different usage and applications.  Workstation Graphic… Read More »

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Computer Science Progamming Video Tutorials Links

Android Android Application Development Tutorials by thenewboston (200 Videos) Android 4.0 Tutorials by TwistedEquations (43 Videos) Android Tutorials: For Apps & Game Development by damarias Rodriguez (35 Videos) 80+ Best Resources for Android Developers 2016 (Blogs, Forums & More) Ruby on Rails Ruby On Rails Video Tutorials – Learn Rails By Examples by RubyOnRailsVideos (75 Videos) Riding Ruby on Rails Video… Read More »

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