Fundamentally, the SAS macro facility is a tool for text substitution. You associate a macro reference with text. When the macro processor encounters that reference, it replaces the reference with the associated text. This text can be as simple as text strings or as complex as SAS language statements. The…

Start Solr Server: bin/solr start -c -p 8983 2. Create a New Core: bin/solr create_core -c mycore -d basic_configs 3. Index Documents from a JSON File: bin/post -c mycore example/exampledocs/*.json 4. Query Solr Using cURL: curl http://localhost:8983/solr/mycore/select?q=*:* 5. Add Documents via HTTP POST: curl -X POST -d '[{"id":"1","title":"Sample Document"}]' -H…

Here are ten essential Apache Spark program code examples in Scala to help you get started with Spark: Creating a SparkSession: scala import org.apache.spark.sql.SparkSession val spark = SparkSession.builder() .appName("SparkExample") .getOrCreate() 2. Reading Data from a CSV File: scala val df = spark.read.csv("data.csv") df.show() 3. Writing Data to Parquet Format: …

1. Creating a Kafka Producer: import org.apache.kafka.clients.producer.*; public class KafkaProducerExample { public static void main(String[] args) { Properties properties = new Properties(); properties.put("bootstrap.servers", "localhost:9092"); properties.put("key.serializer", "org.apache.kafka.common.serialization.StringSerializer")…

Get Here The Comprehensive, Up-to-Date Apache Hadoop Administration Handbook and Reference “Sam Alapati has worked with production Hadoop clusters for six years. His unique depth of experience has enabled him to write the go-to resource for all administrators looking to spec, size, expand, and secure production Hadoop clusters of any…

Get Here The only end-to-end guide to securing Apache Web servers and Web applications Apache can be hacked. As companies have improved perimeter security, hackers have increasingly focused on attacking Apache Web servers and Web applications. Firewalls and SSL won’t protect you: you must systematically harden your Web application environment. …

Get here Using Apache Cordova 4, you can leverage native technologies and web standards to quickly build cross-platform apps for most mobile devices. You can deliver a high-end user experience where it matters, while radically simplifying code maintenance and reuse. Apache Cordova 4 Programming is the most concise, accessible introduction…

A resume is a medium for advertising yourself, its the first most means which you use to present yourself and try to claim that you are the best choice to your prospects employer. Through your resume you have to showcase your major assets like − Qualifications Experience Achievements Capabilities, and …

We can run the React Native app on Android platform by running the following code in the terminal. react-native run-android Before you can run your app on Android device, you need to enable USB Debugging inside the Developer Options. When USB Debugging is enabled, you can plug in your device…