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@Prussia
Prussia / import_CA_certificate.sh
Created June 5, 2018 06:06
keytool -noprompt -importcert -trustcacerts -file /prussia.crt -alias prussia -keystore $JAVA_HOME/jre/lib/security/cacerts -storepass changeit
@ianmcook
ianmcook / hive-jdbc-example.R
Last active April 26, 2021 05:51
Query Apache Hive from R using JDBC
# Copyright 2018 Cloudera, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
@sieyip
sieyip / README.md
Last active July 12, 2019 15:04
Installing Kafka on Mac OS X

Installing Kafka on Mac OS X

Install Homebrew

Homebrew is a great little package manager for OS X. If you haven't already, installing it is pretty easy:

ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/install)"
@tomron
tomron / parquet_to_json.py
Created November 17, 2016 10:53
Converts parquet file to json using spark
# impor spark, set spark context
from pyspark import SparkContext, SparkConf
from pyspark.sql.context import SQLContext
import sys
import os
if len(sys.argv) == 1:
sys.stderr.write("Must enter input file to convert")
sys.exit()
input_file = sys.argv[1]
@bastman
bastman / docker-cleanup-resources.md
Created March 31, 2016 05:55
docker cleanup guide: containers, images, volumes, networks

Docker - How to cleanup (unused) resources

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

delete volumes

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm

@wrouesnel
wrouesnel / gist:6240468b75c6d72053ed
Created March 15, 2016 13:40
Updating system SSL and java keystore in a docker build
# Compile and install certificates for the Java trust keystore
# and main keystore. Let's face it, this is everyone's keystore password.
# Note I install java very flatly normally.
COPY trust-certs/ /usr/local/share/ca-certificates/
RUN update-ca-certificates && \
ls -1 /usr/local/share/ca-certificates | while read cert; do \
openssl x509 -outform der -in /usr/local/share/ca-certificates/$cert -out $cert.der; \
/java/bin/keytool -import -alias $cert -keystore /java/jre/lib/security/cacerts -trustcacerts -file $cert.der -storepass changeit -noprompt; \
rm $cert.der; \
done
@melvincabatuan
melvincabatuan / latex install
Created August 25, 2015 23:45
Centos 7 latex install
yum -y install texlive texlive-latex texlive-xetex
yum -y install texlive-collection-latex
yum -y install texlive-collection-latexrecommended
yum -y install texlive-xetex-def
yum -y install texlive-collection-xetex
Only if needed:
yum -y install texlive-collection-latexextra
@keo
keo / bootstrap.sh
Last active January 25, 2024 15:49
Setup encrypted partition for Docker containers
#!/bin/sh
# Setup encrypted disk image
# For Ubuntu 14.04 LTS
CRYPTFS_ROOT=/cryptfs
apt-get update
apt-get -y upgrade
apt-get -y install cryptsetup
@Munawwar
Munawwar / ExcelReading.java
Last active November 2, 2022 08:37
Java - Apache POI - Convert XLS/XLSX to CSV
/*
* Dependencies: Apache POI Library from http://poi.apache.org/
*/
package poi_excels;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.logging.Level;