Bash Functions: Defining, Calling, and Returning Values
Last quarter a client’s deployment script hit 900 lines with zero bash functions. Just a massive wall of sequential commands. When something broke at 2 AM, nobody could figure out…
PowerShell For, ForEach, and While Loops Explained
Six Hours of Copy-Paste, Gone in One Loop Last quarter we inherited a client environment with 140 Windows servers. The previous admin had been manually checking disk space on each…
InterfaceAlias vs InterfaceDescription: Targeting NICs in PowerShell
Wrong NIC, Wrong Config, Very Bad Day A healthcare client came to us after a PowerShell script someone wrote six months earlier started throwing errors across 40 Windows Server boxes.…