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42tree

HN member
Joined
Mon, Feb 11, 2013, 5:33 AM UTC
HN karma
19
Public activity
26 items

About 42tree

Python/Django developer in Shanghai, China. Email: dmbacase -at- gmail -dot- com

Recent public activity

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    Ask HN: why some YC companies remain in stealth on demo day?

    Anyone has any rationale why some companies still prefer to remain in stealth mode on demo day? I'm confused by the "ideas are dime a dozen, execution is all that matters", "do not…

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    Comment #5447254

    Anyone has any rationale why some companies still prefer to remain in stealth mode on demo day? I'm confused by the "ideas are dime a dozen, execution is all that matters", "do not…

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    Comment #5399939

    thanks for pointing it out! email added to profile

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    Comment #5399833

    Looking forward to see a HN meetup in Shanghai, China. Does anyone have any plans? I'd be willing to help organize.

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    Comment #5366192

    http://www.nydailynews.com/news/world/number-dead-pigs-float...

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    Comment #5359657

    Another Linkedin Virus feature: the default setting on group discussion is that whenever someone replies to a discussion, all the people who replied before get email notifications.…

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    Comment #5355006

    Are you just building a landing page to test the market response? It would be extremely helpful if you could provide a demo or mockup or sample of one of the interviews you have al…

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    Comment #5354508

    Wow, this is pretty cool. Bookmarked, and I will drop a line once our web app launches (within a month or so)

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    Comment #5329740

    simple 1. hide identity: they don't want people to find out who they are 2. avoid competition: they don't want others to copy their business

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    Comment #5329362

    calculate the NPV of (incremental revenue - required time & money to invest). If NPV > 0, go; Else, no go

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    Comment #5328836

    I have been here for 6 months, tried really hard to find local tech community, sadly without any luck.

  17. story
    Ask HN: where is the tech community in Shanghai?

    Does Shanghai have any tech community for startups? Any tech meetup or co-working spaces in Shanghai?

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    Comment #5285266

    Another interesting answer: http://stackoverflow.com/questions/233192/detecting-stealth-... What options are there to detect web-crawlers that do not want to be detected? (I know t…

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    Comment #5285248

    I found the following answer quite interesting: http://stackoverflow.com/questions/8404775/how-to-identify-w... "There are two general ways to detect robots and I would call them "…

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    Ask HN: how to ban aggressive web crawlers

    They don't respect robot.txt. They have hundreds of different IP addresses. Sometimes they hit our server heavily, so it's easy to spot. But most of the time they maintain a well d…

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    Comment #5212764

    What is the $20 promotional coupon code you used? Care to share?

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    Comment #5207585

    Yes, it is a compliment :) btw, if it is possible can you also show the link to the Chinese version?

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    Comment #5206446

    This piece first appeared as a comment on this page in ENGLISH in July 2012: http://www.zemanta.com/blog/i-bet-you-over-engineered-your-s... while the author claimed to have it tra…

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    Comment #5200195

    Rest in peace