Mastering Java's LocalDateTime API — PickAClass
⏱ 2h 54m 📚 29 lessons 🎧 Audio version

Mastering Java's LocalDateTime API

Learn to effectively handle combined dates and times in Java applications using the modern Time API.

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About this course

Managing dates and times accurately is a fundamental requirement in nearly every software application. Errors in date-time handling can lead to significant bugs and incorrect data. This course provides a comprehensive, text-based guide to using Java's `LocalDateTime` class, a core component of the modern Java Time API. By the end of this course, you will be proficient in creating, manipulating, parsing, and formatting `LocalDateTime` objects, enabling you to confidently implement robust date and time logic in your Java projects. What you'll learn: * Understand the foundational concepts of the Java Time API and its advantages over legacy date classes. * Create `LocalDateTime` instances from current time, specific values, and parsed strings. * Perform arithmetic operations and adjustments on `LocalDateTime` objects, such as adding or subtracting periods. * Apply `DateTimeFormatter` for flexible parsing and formatting of date-time strings. * Explore the interaction between `LocalDateTime`, `Instant`, and basic timezone considerations with `ZonedDateTime`. * Implement best practices for handling and comparing date and time values in Java applications. This course begins with an introduction to the modern Java Time API, then dives into the specifics of `LocalDateTime`, covering its construction, manipulation, and interaction with other time classes. You will progress through practical examples and exercises to solidify your understanding. This course is designed for beginner Java developers who want to gain a strong understanding of date and time management. No prior experience with Java's date and time APIs is required. Start building your expertise in Java date and time handling today.

What you'll get

  • 📜 Certificate of completion
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  • 📱 Phone or computer
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  • Short & focused
    2h 54m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Mastering Java's LocalDateTime API
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
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Mastering Java's LocalDateTime API
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Just a phone or computer with internet. No installs, no special hardware.

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By card via Stripe. We don’t store card details — Stripe handles them securely.

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Yes — full refund within 14 days, no questions asked.

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Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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