Terminal Basics
Learn essential Linux shell commands for scientific computing labs.
Start PracticalPracticals
Choose a practical lab and start building real computer science skills.
Files & Directories
Create folders and files the way you would in a real chemistry lab notebook workflow.
Start PracticalGit & GitHub Basics
Track experiment scripts and notes with Git and learn the basic GitHub workflow in a safe simulated terminal.
Start PracticalGit Branching & Merging
Create branches, switch contexts safely, and integrate work with merges in a shared research repository.
Start PracticalGit Conflicts & Recovery
Recognize merge conflicts, resolve them deliberately, and complete merges safely.
Start PracticalGit Team Workflow & Pull Requests
Push feature branches, respond to review feedback, and integrate changes like a team using GitHub.
Start PracticalReproducible Scientific Project
Capstone: combine Git/GitHub workflow with a small reproducible Python research repository (CSPC).
Start PracticalCommand Line Investigation
Reconstruct an overnight research pipeline incident using grep, head, tail, wc, and safe pipes.
Start PracticalText Processing & Data Wrangling
Transform spectroscopy exports with sort, uniq, cut, tr, paste, column, and safe pipes.
Start PracticalUsers, Groups & Permissions
Configure research accounts, groups, and collaborative directory permissions on a simulated Linux server.
Start PracticalACL & Shared Directories
Apply POSIX ACLs for granular shared-directory access on a simulated Linux research server.
Start PracticalJobs & Scheduling
Schedule recurring spectroscopy lab maintenance and reporting with cron on a simulated Linux server.
Start PracticalFind, Search & Archives
Locate data with find, search content with grep, and create verified tar backups on a simulated Linux server.
Start PracticalFilesystems & Persistent Mounts
Create filesystems, mount research volumes, configure /etc/fstab, and validate persistence on a simulated Linux server.
Start PracticalLVM & Swap Storage
Configure LVM storage pools, logical volumes, filesystem growth, and persistent swap on a simulated Linux server.
Start PracticalNetwork Configuration
Configure hostname, static IPv4, gateway, DNS, static routes, and IP forwarding on a simulated Linux research node.
Start PracticalServices & Time Management
Manage systemd services and configure timezone and chrony NTP synchronization on a simulated Linux research node.
Start PracticalPackage Management & Software Repositories
Manage DNF repositories and RPM packages on a simulated RHEL-style research compute node.
Start PracticalSELinux Fundamentals
Diagnose and fix SELinux context and boolean policy for a research web service on a simulated RHEL-style host.
Start PracticalNetwork Storage
Mount simulated NFS exports, configure persistent fstab entries, and set up autofs for on-demand network filesystems.
Start PracticalSystem Administration Capstone
Integrate identity, storage, networking, packages, SELinux, NFS, autofs, and scheduling to commission a research server.
Start PracticalBragg's Law & Interplanar Spacing
Convert powder XRD peak positions (2θ) into Bragg angles and interplanar spacings using Cu Kα radiation.
Start Practical