FreeKB - Linux Fundamentals articles
Linux Fundamentals articles

Command substitutionCommand substitutionDisk QuotaDisk QuotadisplayUnderstanding the $DISPLAY variableEditor$EDITOR variable (default editor)FundamentalsDBUSHierarchy StandardsUnderstanding the Hierarchy StandardsLogsUnderstanding syslog (system log) daemonPermissionsUnderstanding standard permissionsRedirectionRedirectionRescue modeRescue modeRunlevelsUnderstanding runlevelssysfssysfs (System File System)SystemdSystemd service filesTTYSwitch between TTY consolesVariablesUnderstanding environment variables