Information Technology

OSLTC.003 teaches leadership through listening: active listening, adaptive feedback, communication preferences, responding to what people say, and turning listening into trust and action.

OSC++.025 teaches copy-and-swap and exception-safe C++ assignment: strong guarantees, noexcept swap, self-assignment, pass-by-value assignment, Rule of Zero, and performance tradeoffs.

OSETC.032 teaches Modbus RTU over RS-485: two-wire bus wiring, termination, serial settings, addressing, function codes, registers, CRC, offsets, and field troubleshooting.

OSEEC.017 teaches motor starting engineering: inrush and locked-rotor current, source voltage dip, DOL starting, soft starters, VFDs, torque limits, starter selection, and commissioning measurements.

OSITC.004 teaches Windows Event Viewer fundamentals: logs, event levels, Event IDs, providers, filtering, timelines, and Get-WinEvent for first-line troubleshooting.

Learn how sc.exe delete removes a Windows service registration, why a service can remain marked for deletion, how to verify the correct service name, and how to practice safely in a lab.

Linux Command #49 explains chown: changing file and directory user ownership, optionally changing group ownership, safe recursive use, verification, reference files, and symlink behavior.

Learn what Go is, why it was created, how packages and the Go toolchain fit together, and how to run and build your first Go program.

Windows Command #41 explains sc.exe create: register a Windows service with the Service Control Manager, set binPath and startup behavior, verify the result, and understand why not every EXE can run as a service.

Windows Command #40 explains sc.exe description: set a Windows service description, verify it with sc qdescription, use the correct service name, and make the change safely.

Learn what Java is, how .java source becomes .class bytecode, what the JVM and JDK do, and how to compile and run your first Java program.