Setting Up a Standalone Hadoop Environment on CentOS 6.8
Environment Choices
Server Selection
Cloud provider: Alibaba Cloud (pay-as-you-go entry tier)
Operating system: Linux CentOS 6.8
CPU: 1 core
Memory: 1 GB
Disk: 40 GB
Public IP: 39.108.77.250
Software Versions
JDK: 1.8 (jdk-8u144-linux-x64.tar.gz)
Hadoop: 2.8.2 (hadoop-2.8.2.tar.gz)
Download Locations
Official sources:
JDK: http://www.ora ...
Posted on Thu, 02 Jul 2026 16:41:27 +0000 by troublemaker
Installing Docker on CentOS 7 and Understanding Image Layers
This guide covers setting up Docker on CentOS 7 and explains how Docker images work internally.
System Requirements
CentOS 7 requires a kernel version of 3.10 or higher.
Installation Steps
1. Check Current Kernel Version
uname -r
2. Update All Packages
Ensure all existing packages are updated to their latest versions:
yum -y update
You can mo ...
Posted on Mon, 29 Jun 2026 16:39:17 +0000 by devilincarnated
Installing CARLA Simulator: A Comprehensive Guide
Installation Guide for CARLA Simulator
Available Versions
Two versions of CARLA are available for installation:
Source Version: Requires compilation from source code, suitable for development purposes (available on GitHub)
Binary Version: Pre-compiled binaries, easier to install, ideal for learning and evaluation (available on the offic ...
Posted on Fri, 26 Jun 2026 17:34:28 +0000 by ant peacocke
Installing Nezha Agent on Windows and Linux Systems
Windows Installation
Prerequisites
Operating System: Windows Server
Software Required: Nezha Agent and NSSM (download both)
Environment Setup
Extract the downloaded files to any directory. Press Win + R, type sysdm.cpl, and open System Properties → Advanced → Environment Variables → System Variables. Add the NSSM directory path to the end of ...
Posted on Sun, 21 Jun 2026 17:56:14 +0000 by BigX
Installation and Basic Configuration of MySQL 5.7 on Linux
Introduction
Data is stored in various formats including text, images, and video, which computers interpret as binary or hexadecimal machine language. Depending on the importance and complexity of the information, different management strategies are required. Databases are best suited for storing critical data with complex relationships.
Datab ...
Posted on Sun, 21 Jun 2026 16:51:12 +0000 by misterph
Setting Up a Redis Cluster with Ruby
Installing Redis
Begin by installing Redis on your system.
Installling Ruby
Install Ruby to utilize the required tools for cluster management.
Configuring RubyGems Sources
Remove the default RubyGems source:
gem sources --remove https://rubygems.org/
Attempt to add the new source:
gem sources --add https://gems.ruby-china.org/
Encounter an SS ...
Posted on Sat, 20 Jun 2026 16:28:58 +0000 by abhi201090
Setting Up a Multi-Node MinIO Cluster on Four Servers
Prerequisites
Each node runs a supported Linux distribution, and you have SSH access with appropriate privileges. The examples use four machines with IP addresses 192.168.8.171, 192.168.8.19, 192.168.8.179, and 192.168.8.168.
1. Create the MinIO System User and Data Directory
On every server, prepare a dedicated user and storage location:
sudo ...
Posted on Thu, 18 Jun 2026 17:29:38 +0000 by Aretai
MySQL Fundamentals: Installation, Database Management, and Core Operations
Introduction to Databases
A database is essentially a repository for storing and organizing data. In contrast to manual file management, database management systems (DBMS) provide a structured way to handle data persistence and retrieval through specialized commands.
Popular database management systems include MySQL, Oracle, SQLite, Access, and ...
Posted on Thu, 18 Jun 2026 16:16:11 +0000 by RockinPurdy
Setting Up HBase Single-Node Environment for Big Data Processing
Prerequisites
Server Specifications
Cloud Instance: Basic tier (pay-as-you-go)
Operating System: Linux CentOS 6.8
CPU: 1 core
Memory: 1GB
Storage: 40GB
Software Stack
Java Development Kit: Version 1.8 (jdk-8u144-linux-x64.tar.gz)
Apache Hadoop: Version 2.8.2 (hadoop-2.8.2.tar.gz)
Apache HBase: Version 1.2.6 (hbase-1.2.6-bin.tar.gz)
Download ...
Posted on Tue, 16 Jun 2026 16:49:07 +0000 by Yesideez
Setting Up Anaconda3 and TensorFlow Across Windows and Linux
Windows
1. Anaconda3 Setup
Download and run the Anaconda3 installer (e.g., Anaconda3-2019.03 for Python 3.7). During installation, you can allow it to register Python in the system PATH or rely on the Anaconda Prompt later.
2. Verifying the Installation
Open a terminal (cmd or Anaconda Prompt) and check the conda version:
conda --version
List ...
Posted on Tue, 16 Jun 2026 16:42:33 +0000 by susi