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@arnaudroger
arnaudroger / CsvToJson.java
Last active May 31, 2021 12:03
How to Convert CSV to JSON in Java
import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonGenerator;
import org.simpleflatmapper.csv.CsvParser;
import org.simpleflatmapper.csv.CsvReader;
import java.io.IOException;
import java.util.Iterator;
// uses http://simpleflatmapper.org/0101-getting-started-csv.html for csv parser
// and jackson-core for JsonGenerator

Kafka installation with systemd

0. Create kafka user

sudo adduser kafka
sudo adduser kafka sudo
su -l kafka

1. Download and Install kafka archive

@rk295
rk295 / gist:2ae30c7c58499f9c6718
Created August 29, 2014 12:10
LogStash proftpd xferlog grok
input {
file {
path => "/var/log/xferlog"
type => "xferlog"
add_field => { "program" => "proftpd" }
}
}
filter {
if [type] == "xferlog" {
@nboire
nboire / elasticsearch-analysis-french-stopwords
Created January 16, 2013 11:11
Elasticsearch : override stopwords list for specific "language" analyzer ( exemple with "french" list )
# delete all data
curl -XDELETE localhost:9200/test
# create an index and define specific french stop_words
curl -XPUT localhost:9200/test -d '{
"settings" : {
"index" : {
"analysis" : {
"analyzer" : {
"french" : {