Lua – Data Types
In this topic we will discuss about Lua - Data Lua is a dynamically typed language, so the variables don't have types, only the values have types. Values can be…
Lua – Variable
A variable is nothing but a name given to a storage area that our programs can manipulate. It can hold different types of values including functions and tables. The name…
Lua – Basic Syntax
Let us start creating our first Lua program! First Lua Program Interactive Mode Programming Lua provides a mode called interactive mode. In this mode, you can type in instructions one…
Lua – Environment
Local Environment Setup If you are still willing to set up your environment for Lua programming language, you need the following softwares available on your computer - (a) Text Editor,…
Lua – Overview
Lua is an extensible, lightweight programming language written in C. It started as an in-house project in 1993 by Roberto Ierusalimschy, Luiz Henrique de Figueiredo, and Waldemar Celes. It was…
Lua Tutorial
Lua is an open source language built on top of C programming language. Lua has its value across multiple platforms ranging from large server systems to small mobile applications. This…
Apache Flume – NetCat Source
This chapter takes an example to explain how you can generate events and subsequently log them into the console. For this, we are using the NetCat source and the logger sink. Prerequisites To run…
Apache Flume – Sequence Generator Source
In the previous chapter, we have seen how to fetch data from twitter source to HDFS. This chapter explains how to fetch data from Sequence generator. Prerequisites To run the example…
Apache Flume – Fetching Twitter Data
Using Flume, we can fetch data from various services and transport it to centralized stores (HDFS and HBase). This chapter explains how to fetch data from Twitter service and store…
Apache Flume – Configuration
After installing Flume, we need to configure it using the configuration file which is a Java property file having key-value pairs. We need to pass values to the keys in the…
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