ddls
- Karma
- 93
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- December 22, 2020 (5y ago)
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Hello. I'm a quant (financial quantitative analyst and developer). I like working on distributed systems and building modular synthesizers. I do contract work and I have a website : https://ismailnegm.com
This Martin Thompson talk is excellent. I've found time-stamping and handling GTD (good 'till date/time) orders consistently across nodes to be one of the most challenging bits of building an exchange infrastructure.
Here's one : https://www.jstor.org/stable/10.1525/mp.2006.24.1.49?seq=1 And another (follow the links to the article, but I thought that particular graph was most informative) :…
0.17 is a rule of thumb we use in diving. There are many like it which allow a little leeway in case there's a slip-up. pp02 can surely go higher than 1.2 (I know personally) before causing problems in some people. That…
It should be pointed out that the record depth in the area is not Tarek Omar's 203 meters as the article mentions, it's Nuno Gomes' 318 (https://en.wikipedia.org/wiki/Nuno_Gomes_(diver)). This, with all due respect to…
I don't recommend anyone "inject" trimix ;) But jokes aside : Trimix is an (artificial) gas blend that includes helium, which is an inert gas that your body doesn't metabolize (though their is still a lot of unanswered…
You should, according to PADI norms, be offered a refresher dive. It costs $10 more and you spend 15 minutes with a dive master reviewing basic skills before a normal dive. The dive master also then knows to keep you…
What instructors and dive-masters actually do (or should / are trained to do) for those dives is hold onto the first stage regulator at the top of the tank for the entire duration of the dive and never pass 12 meters.…
I'm an experienced diver (PADI dive-master, ACUC instructor, IANTD gas-blender and normoxic trimix diver, TDI hypoxic trimix diver and dive-master) with several thousands of dives of which many at 100m+ (330 feet)…
Because - management fees, margins, and available capital can easily be modelled properly - you can easily set up constraints (like no fractional trading for your S&P example) - you can set up a proper point-in-time…