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Viewing profile — rajkumarsekar

rajkumarsekar

HN member
Joined
Tue, Jun 24, 2025, 4:51 AM UTC
HN karma
19
Public activity
37 items

About rajkumarsekar

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Recent public activity

  1. comment
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  5. comment
    Comment #44860792

    ChatGPT often presents wrong information with complete confidence. This creates a dangerous false sense of reliability. Users waste time fact-checking basic claims that should be c…

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    Comment #44782344

    For your use case, I’d recommend looking at Lenovo ThinkPad P1 Gen 6 or Dell XPS 15/17 with an Intel i9 or Ryzen 9, 32–64GB RAM, and NVIDIA RTX 4070 or higher. If you’re open to de…

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    Comment #44731079

    Great, thanks for sharing. However, adding 'nsfw' returns different and unrelated content. '-noai' works well.

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    Comment #44667622

    Well said. Feels like search is now just the wrapper around the ad engine, not the core mission anymore.

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    Comment #44667609

    Use a desktop client like Thunderbird or Mailbird that downloads your emails locally and lets you run more reliable full-text search. Some people also use IMAP + grep by syncing to…

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    Comment #44601568

    Not boring at all. These are the real “daily drivers” that keep things moving.

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    Comment #44601558

    Smart move with pgrep -fl—so much cleaner than piping through ps | grep. And keeping a personal cheat sheet of one-liners is underrated.

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    Comment #44601510

    No need to be fancy. These are super practical! ctrl+r is a lifesaver once it clicks, and cd - is such a small thing that makes moving around so much smoother.

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    Comment #44601480

    That’s an impressive collection. Definitely not basic! Love how practical these are for real-world ops work, especially the MySQL .ibd optimizer loop and swap memory check.

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    Comment #44601466

    Some great power tips here, especially love the pv + grep combo for big files.

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    Comment #44601458

    That’s clever and oddly reassuring.

  17. story
    Ask HN: What are your favorite one-liner shell commands you use?

    There are plenty of lists online with fancy or obscure one-liners, but I’m curious about the ones people actually use day to day.

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    Comment #44556923

    Totally get where you’re coming from. I had a similar first impression, it felt slow, and the output wasn’t great unless I hand-held it through every step. What helped me was shift…

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    Comment #44517174

    Funny enough, I’ve had the opposite experience. Using LLMs made me enjoy programming more. I spend less time on boilerplate and chasing down syntax quirks, and more time thinking a…

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    Comment #44461303

    That’s a powerful reminder that technical skill isn’t everything. Thanks for sharing.

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    Comment #44461301

    That’s such a smart approach. Thanks for sharing

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    Comment #44461285

    That’s a really insightful take.

  24. story
    Ask HN: What's the last non-obvious skill that made you better at your job?

    We all know the usual suspects, communication, time management, technical chops. But sometimes, it’s the left-field skills that give you the biggest boost. Maybe you picked up stor…

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    Comment #44440289

    One big reason AI isn’t doing much beta testing yet is that it doesn’t use apps the way humans do. It doesn’t get confused, frustrated, or delighted by a clever UI. Most bugs that …