In this blog, we are going to explain how Python can be used to handle an Excel sheet. Here we will cover how to add a new sheet, delete an existing sheet, add data to the cell, read data from a sheet. Here I will be using the openpyxl module of Python, we can also use Pandas to play ...
In this blog, I am going to explain how you can create a pie chart in Kibana to show Apache2 log data captured through Filebeat. So basically I will plot the pie chart to show multiple field values like response code, HTTP method and total bytes sent.We will create a s...
Aggregations provide us the option to group and extract statistics from our data. aggregations give the insight of our data and can be used for a wide range of problems like we can use Elasticsearch aggregations for creating a recommendation engine through which we can implement the recommendatio...
In my last blog, I have explained basic Elasticsearch queries using which we can create basic search queries. Now in this blog, I will explain advanced search queries using which we can construct more complex queries like boolean queries, wildcard queries, etc. So let's start to create the...
Bucket aggregation is like a group by the result of the RDBMS query where we group the result with a certain field. In the case of Elasticsearch, we use to bucket data on the basis of certain criteria. In metrics aggregations, we can calculate metrics on a field while in the bucket ...
Elasticsearch provides extensive REST APIs to integrate, query and manage the data. In this blog, I will discuss some of the main APIs which we can use regularly from an extensive list of REST APIs.We can do many things using Elasticsearch REST APIs like:Check our cluster, ...
Day by day the volume of data is increasing as we are moving towards the digital age and transforming things into the Internet of things. Take a simple example of smartwatch what it does, it measures the steps, BP, heart rate, etc and pushing to a server from where we can access our health...
In my previous blog, I have explained about basic aggregation. Now, let us pick the metrics aggregation and see how we can create these types of aggregations. Metrics aggregation are those aggregation where we apply different types of metrics on fields of Elasticsearch documents like min, ...
First how to remove a single file in python from a directory/folder Below is the code and explanation for removing a single file in python: import os...
Jun 21, 2018, 4:58:11 AM | Anurag Srivastava
Jun 26, 2018, 4:50:18 PM | Anurag Srivastava
Jun 13, 2018, 3:44:01 PM | Anurag Srivastava
May 12, 2018, 4:47:07 PM | Anurag Srivastava
Jul 16, 2018, 5:00:02 PM | Anurag Srivastava
Apr 24, 2018, 2:52:28 PM | Anurag Srivastava
Aug 10, 2018, 7:14:40 PM | Anurag Srivastava
Jul 31, 2018, 6:16:42 PM | Anurag Srivastava
Jun 2, 2018, 10:49:54 AM | Anurag Srivastava
Mar 9, 2019, 8:20:38 AM | Anurag Srivastava
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