Developer Cheatsheets
Quick reference guides for developers and system administrators. Browse our collection of comprehensive cheatsheets for Docker, Linux commands, Git, and more. Perfect for managing your VPS servers or when you're evaluating hosting performance. Download PDFs for offline access.
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Available Cheatsheets (34)
Linux Process Management Commands Cheatsheet
Complete guide to Linux process management commands covering process viewing, control, signals, background jobs, and priority management. Essential reference for system administrators.
Grep Command Cheatsheet
Complete grep command reference for text searching and pattern matching with regular expressions. Essential guide for system administrators.
Basic Git Workflow Cheatsheet
Visual guide to Git workflow covering the four areas: Working Directory, Staging Area, Local Repository, and Remote Repository. Perfect for beginners.
DevOps Tools Ecosystem Cheatsheet
Complete reference for essential DevOps tools across the development lifecycle. From scripting to deployment and monitoring.
20 Linux Administration Tips and Tricks
Essential Linux administration tips and tricks to help you excel in a DevOps career. Master command line, security, automation, and modern DevOps tools.
Linux Redirections Cheatsheet
Complete guide to Linux I/O redirections, file descriptors, pipes, and stream manipulation. Essential reference for shell scripting and command-line operations.
SED Command Cheatsheet
Essential SED stream editor commands for text manipulation, pattern matching, and file editing. Complete reference for Linux text processing.
Linux Autofs (Automounter) Cheatsheet
Complete guide to automounting filesystems on-demand with Autofs. Essential reference for NFS, CIFS, and network filesystem management.
Kubernetes Components Cheatsheet
Complete guide to Kubernetes architecture components including Control Plane, Worker Nodes, and essential kubectl commands.
Ethical Hacking Roadmap Cheatsheet
Complete step-by-step roadmap for becoming an ethical hacker. From foundational computer skills to OSCP certification and beyond.
TAR Command Cheatsheet for SysAdmin
Complete TAR archive command reference for system administrators. Essential guide for creating, extracting, and managing tar archives with compression.
How DNS Works Cheatsheet
Complete guide to DNS resolution process from browser to website. Understand the 10-step journey of domain name resolution.
How DHCP Works Cheatsheet
Complete guide to DHCP protocol and the DORA process for automatic IP address assignment. Essential reference for network administrators.
Encryption Types Cheatsheet
Complete guide to encryption types: Symmetric Encryption, Asymmetric Encryption, and Hashing. Understand cryptographic methods and their use cases.
OSI vs TCP/IP Model Cheatsheet
Complete comparison of OSI 7-layer and TCP/IP 4-layer networking models. Essential reference for understanding network protocols and architecture.
Netcat (nc) Command Cheatsheet
Complete Netcat reference for networking, port scanning, file transfer, and remote shell operations. Essential guide for network administrators and security professionals.
Linux Boot Process Cheatsheet
Complete guide to modern Linux boot process from power-on to running system. Understand BIOS/UEFI, bootloader, kernel initialization, and systemd.
Linux Logical Volume Manager (LVM) Cheatsheet
Complete guide to Linux LVM for flexible disk and storage management. Essential reference for physical volumes, volume groups, and logical volumes.
Linux Log Parsing, Text Manipulation and Data Analysis Commands
Essential Linux commands for log parsing, text processing, and data analysis. Complete reference for sed, awk, grep, and text manipulation tools.
TCP/IP 3-Way Handshake Cheatsheet
Complete guide to TCP 3-way handshake for connection establishment and 4-way termination. Essential reference for network troubleshooting and protocol understanding.
OpenSSH Server Hardening Cheatsheet
Comprehensive security hardening guide for OpenSSH servers. Essential checklist for authentication, access control, and security best practices.
Basic Linux Networking Commands Cheatsheet
Essential Linux networking commands reference covering connectivity, diagnostics, monitoring, and file transfer. Complete guide for network administrators.
Linux Server Hardening Cheatsheet
Comprehensive Linux security hardening checklist covering SSH, firewall, user management, and system security best practices.
Docker Reference Sheet
Comprehensive Docker commands for containers, images, and Docker Hub management. Essential reference for containerization workflows.
Linux IP Command Cheatsheet
Complete reference for the Linux IP command for network configuration, routing, interfaces, and address management.
Linux Commands Cheatsheet
Essential Linux commands reference covering file management, system operations, networking, and text processing. Complete guide for system administrators.
Curl Command Cheatsheet
Essential curl commands for HTTP requests, data transfer, authentication, and debugging. Complete reference for API testing and web scraping.
Cron Job Cheatsheet
Complete guide to cron syntax, scheduling, and crontab management for Linux system administrators.
DNS Record Types Cheatsheet
Complete guide to DNS record types including A, AAAA, CNAME, MX, TXT, and more. Essential reference for domain management.
Linux File Permissions Cheatsheet
Complete guide to Linux file permissions, chmod, chown, and permission modes. Essential reference for system administrators.
Git Command Cheatsheet
Comprehensive Git commands for version control, branching, merging, and repository management. Essential reference for developers.
Linux Filesystem Structure Cheatsheet
Complete guide to Linux directory hierarchy and filesystem structure. Essential reference for understanding Unix-like system organization.
Cloud Platform Models Cheatsheet
Complete guide to cloud service models: On-Premise, IaaS, PaaS, and SaaS. Understand responsibilities and use cases.
Basic Server Types Cheatsheet
Essential guide to fundamental server types including web, email, database, DNS, file, FTP, proxy, and DHCP servers. Complete reference for understanding server infrastructure.
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