June 9, 2026
PostgreSQL
Understand the critical difference between TIMESTAMP and TIMESTAMPTZ in PostgreSQL. Learn how storage, retrieval, and DST handling differ, and when to use each type in your database schema.
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June 7, 2026
Timestamp
Learn how to convert Unix timestamps to readable dates in Python using datetime.fromtimestamp() and pd.to_datetime(). Understand the differences, handle timezones, and avoid common mistakes.
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May 23, 2026
Timestamp
Learn how to correctly convert Unix timestamps to LocalDateTime using Java 8+ Time API. Covers Instant, ZoneId, millisecond precision, and common pitfalls.
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May 20, 2026
Developer Tools
Learn how to build a robust time data protocol for frontend-backend communication. Discover why Unix timestamps are the industry standard for API transport and how to handle date-only logic to avoid timezone bugs in your web applications.
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May 15, 2026
Node.js
Discover why Node.js new Date() returns the wrong day when working with time zones. Learn how PostgreSQL drivers, toISOString(), and local time offsets cause off-by-one date bugs and how to fix them with robust timezone-aware solutions.
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May 14, 2026
PostgreSQL
Learn the critical differences between DATE and TIMESTAMPTZ data types in PostgreSQL. Discover why choosing the wrong type can lead to off-by-one-day bugs, performance issues, and semantic confusion in your time-series and business data.
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January 25, 2024
URL
Understand URL encoding and decoding, learn about percent-encoding, and discover when and why you need to encode URLs.
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January 20, 2024
Timestamp
Master Unix timestamps and learn how to convert between timestamps and human-readable dates. Essential knowledge for every developer.
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January 15, 2024
JSON
Learn everything about JSON format, from basic syntax to advanced parsing techniques. Perfect for beginners and experienced developers alike.
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