Viewing profile — kedikedi
kedikedi
HN member- Joined
- Fri, Sep 20, 2019, 10:13 PM UTC
- HN karma
- 70
- Public activity
- 45 items
- HN profile
- View on Hacker News ↗
About kedikedi
I am located in Helsinki, and Google "semih iseri" to find me, or use name.surname at gmail.com to reach me(hint: semih is the name)
Recent public activity
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Comment #45914632
Turkey did it some years ago (2005). Removed six zeroes and named it something like “new lira”. Then named it back to “lira” after most of the old money is out of circulation. 20 y…
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Comment #44844354
And if it’s the very first gen of the Leaf, then, as far as I know, they don’t have thermal management for the batteries. So it greatly stresses them both for discharge and charge …
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Comment #44509602
I think that applies to many other electronics they sell too. I find them pretty well engineered overall. My guess is that it’s because they sell any particular piece of hardware i…
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Comment #42582684
Interesting approach. I have a feeling that this is intended for sparsely built houses (the typical american housing maybe?) since in a dense European city I’d imagine it would pic…
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Comment #42444572
You can but it isn’t efficient. You lose (V_in - V_out)*I_led Watts to heat if you use a linear regulator. You might ask why not connect them in series and get the voltage differen…
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Comment #41553464
They might turn off/block egr which reintroduces exhaust gasses to intake to reduce combustion temperature. The upside of this system is that it reduces NOx emissions, the downside…
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Comment #40254732
Pretty benign until an idiot holds a small piece of sheet metal in one hand and drills it with the other. Guess how I know :) To my defense, I put a bit of wood between the metal a…
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Comment #40069250
I use both kinds very frequently so I can comment on this. The main difference is that SLA strength is more uniform and FDM strength is very directional. And the strength of the ou…
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Comment #40069160
We have multiple form 3 printers at work too, and they are very slow! It takes an hour to automatically fill the resin tank (which I cheat by pouring myself) and supply costs are r…
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Comment #40044441
Part of the reason is the compliance requirements. You need to pay quite a bit of money to USB-IF if you want to make anything USB and this is recurring as far as I know. There's a…
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Comment #39748137
Ah, you’re right! I was talking about the “comparable” batteries, assuming them being chemical batteries
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Comment #39711412
There’s also the self discharge aspect of things: cells lose energy even if you draw no current at all. This is dependent on many things including chemistry, quality, buildup, temp…
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Comment #39607879
It changes resistance. My dad had an old, full mechanical/hydraulic automatic car and it was an extremely visible feeling from the throttle pedal when it changed gears or when it e…
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Comment #39599132
The throttle feeling of a cable operated throttle is more about how much air the engine wants to breathe. I’d say it’s kinda still related to rpm, but it might be a completely diff…
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Comment #38990245
Two things; modern HID or laser or LED headlights should have the auto adjustment, so just jump to the second paragraph if you have one of these. But halogens can be adjusted usual…
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Comment #38777059
One of mine is microvision, but the other one had a different brand (I don’t remember the brand though). But they are exactly the same machines except the text on them. The VGA acc…
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Comment #38769880
I have two of the microvision ones and I can tell you the reason: they have to scan to draw and that makes everything look very wobbly. It isn’t something you can clearly see but i…
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Comment #38498077
I think you’re right. Leaded additive is an octane enhancer to prevent knocking but it’s also good for valve seats and whatnot. That’s the bit what makes it difficult to just switc…
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Comment #38241752
One side has a magnet, and it firmly attaches the base board (steel). But the other side just has the pogo and is fixed there just by the weight of the thing. It works good if ther…
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Comment #38009092
Only couple of times per year I drive those kind of distances myself, but I’d say the main benefit comes for “derating”. In other words, you can buy a 900 mile range car, and can t…
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Comment #37147954
That wooden pipe looks very cool actually :) Do you know when did they make it/installed it? And how did they joined them, more wood?
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Comment #36714088
I am very much wondering how Oura (the smart ring company) will handle this as the thing is very small. Their current design is fully casted, and practically impossible to do any k…
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Comment #36595379
Towards the end it says; > the material lasts longer than rubber, and has better abrasion resistance. With rubber tires these both would mean bad grip, I wonder how this material f…
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Comment #36443395
I think what they meant is that the backup camera screen is embedded in the review mirror. I’ve seen those that it’s kinda like a first surface mirror and you can see the screen on…
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Comment #36125577
As far as I know something similar is used in Finland, but not with the industrial processes. Some apartments dig a deep hole into the ground, and pump the heat up during the winte…