15.1 Paths
15.1.1 Manipulating Paths
15.1.2 More Path Utilities
15.1.3 Unix and Mac OS Paths
15.1.3.1 Unix Path Representation
15.1.4 Windows Paths
15.1.4.1 Windows Path Representation
15.2 Filesystem
15.2.1 Locating Paths
15.2.2 Files
15.2.3 Directories
15.2.4 Detecting Filesystem Changes
15.2.5 Declaring Paths Needed at Run Time
15.2.6 More File and Directory Utilities
15.3 Networking
15.3.1 TCP
15.3.2 UDP
15.4 Processes
15.4.1 Simple Subprocesses
15.5 Logging
15.5.1 Creating Loggers
15.5.2 Logging Events
15.5.3 Receiving Logged Events
15.5.4 Additional Logging Functions
15.6 Time
15.6.1 Date Utilities
15.7 Environment Variables
15.8 Environment and Runtime Information
15.9 Command-Line Parsing
15.10 Additional Operating System Functions