lzhou

9 ms·

1.
by lzhou 8mo ago
it's actually pretty funny since opus will suggest both of these with enough prying (though with a single-prompt it might not try it).
2.
by lzhou 9y ago
Assuming your result set isn’t massive, it’s not very hard to have a 30-40 line array function (that takes a query) and returns a sql resultset.
3.
by lzhou 10y ago
John Henry dies at the end of the story.
4.
by lzhou 11y ago
I find it amusing that there seems to be a cargo cult going on with respect to Steve Job's fashion.
5.
by lzhou 12y ago
A technology-enabled brokerage is very different from a technology company with brokers. First, there is a cultural difference in who the heroes of the company are. Also, the latter is much more capital intensive. I suspect they probably wo
6.
by lzhou 12y ago
I think 4) holds. We have 2 spectrums for all known strategies (the amount of gold in the veins is another question): * Strats that are automatable vs non-automatable. * Strats that are unique (known to a few) vs well-known strats Automat
7.
by lzhou 12y ago
I'm not sure that's completely true. 1) Are there places / markets that ST Arb and HFT won't go because it's too illiquid or too idiosyncratically volatile? 2) Are there edges so small that you won't chase? 3)
8.
Why hundreds of YC alums keep coming back for Demo Day(renthop.com)
9 points by lzhou 12y ago|0 comments
9.
by lzhou 13y ago
Another huge thing -- Data quality. Bloomberg gets free crowd-sourced feedback on their data. Apparently, there are hedge-funds (especially for less liquid assets) that make money by finding broken data, buying something cheap (or shorting)
10.
by lzhou 13y ago
That's when the flustered interviewee can either fight (patch his solution) or flight (start all over using a class with refs). The most obvious patch is to use a large hashmap instead of a massive array. Still inefficient, but no long
11.
by lzhou 13y ago
So the old - allocate a massive array, then use 2n+1, 2n+2 for the left/right children wouldn't have flown with you huh?
12.
by lzhou 13y ago
For an API, you can also try http://open.mapquestapi.com/nominatim/ (which is kinda free -- and uses OpenStreetMap data). The biggest problem we've had is changing non well-formed addresses / ambiguous addres
13.
by lzhou 13y ago
Aside from the total debt vs median wage issue - the chart also doesn't mention that THE recession that happened. What happens in a recession? 1) parental wages and/or job security are lower [ie, more debt needs to be taken on] 2)
14.
RentHop (YC S09) Launches Algorithmic Apartment Search In Boston(thrillist.com)
43 points by lzhou 14y ago|22 comments
15.
Mixpanel (YC S09) Lands Chinese Social Game Developer Five Minutes(techcrunch.com)
34 points by lzhou 16y ago|0 comments
16.
by lzhou 17y ago
I thought this actually involved dating other founders....
17.
by lzhou 17y ago
Listia is extremely fun. Just paging through some of the auctions, you see the goofiest stuff. Ex: PG's dracula cape (I think worth at least 10 credits...). http://www.listia.com/auction/197
18.
by lzhou 17y ago
Grats guys! Really love your product =P
19.
by lzhou 17y ago
Grats guys!