Parsing Complex CSVs with GNU Awk FPAT
Learn how to use GNU Awk's FPAT feature to parse CSV files containing embedded commas and quoted strings, avoiding the common pitfalls of delimiter-based splitting.
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awkawk strftime time zone dependency on TZ environment variable
In GNU awk, the strftime() function formats epoch seconds into date strings based on the TZ environment variable. While mktime() generates a timestamp from date components, the resulting output shifts automatically according to the system's local time zone unless explicitly overridden. This behavior creates challenges when scripts must maintain consistent UT