fhein

joined 2 years ago
[–] fhein@lemmy.world 1 points 4 days ago* (last edited 4 days ago)

new technique enables inorganic composite glass printed at low temperatures

The ones you linked look like they were printing at high temp.

[–] fhein@lemmy.world 2 points 5 days ago

It's not just you, there's a financial incentive to write "reviews" which convince the reader to immediately buy the product, because of referral links. Even disregarding that the fact that it takes much more time and knowledge to write an actual unbiased review, you'll most likely earn less money as you might dissuade readers from buying it, or even if you just make them think a bit more before going through with the purchase and they end up buying the printer somewhere else. I've started referring to these kind of pages as "fake reviews", it plagues almost every product category and it has made it very unreliable to use the internet for buying advice.

Though I suppose it's even worse for 3d printing, as some manufacturers have been known to pay youtubers for positive reviews and to lie about their competitor's printers. And even the ones who don't get cash in the hand still have some incentive to bias their reviews, as pointing out a printer's flaws or recommending to buy something else would make them less likely to receive more free products to review in the future.

[–] fhein@lemmy.world 3 points 6 days ago (2 children)

It's literally the same (probably exaggerated) marketing material as Sovol themselves are trying to sell their Kickstarter project with, reformatted to look like an article. Not surprising that it has a couple of "Click Here to Buy Now: $999 $1299 ($300 off). Hurry, only 94/200 left!" referral links..

It might be true that Sovol has made some of the least bad budget printers recently, but anyone who has brand loyalty to any of the companies that make cheap 3d printers in China is bound to get disappointed sooner or later. Years ago Creality also made relatively good printers, using high quality parts and with acceptable quality control (e.g. OG Ender 3 era) and when they became market leaders they dropped the quality, and I would be surprised if Sovol didn't do the same given the opportunity. I'd wait a couple of months after it's released, and try to find some actual reviews.

3D Printing discord's List of 3D printers even has a generic warning for Kickstarter printers:

More of a warning against kickstarter machines, up until now almost all of them huge failures, with delays in shipping and troubles in terms of QC. They just use the early backers as free quality check/beta testing for the most part. Remember you are not buying a product on kickstarter, you are paying for a possibility to get a product.

[–] fhein@lemmy.world 33 points 6 days ago

Might as well link to the original post on reddit, I don't think Tom's Hardware much value in their summary of it :)

[–] fhein@lemmy.world 1 points 2 weeks ago

Tror inte vi har någon sådan här, men vissa tider på dygnet är det mycket liv i fåglarna. Just nu är det dock knäpptyst, de kanske har siesta pga värmen :P

[–] fhein@lemmy.world 3 points 2 weeks ago (2 children)

Påminde mig om en sak jag gick och tänkte på härom dagen.. Som barn/ungdom uppfattade jag Sverige som ett ganska kargt och växtlöst land, nästan raka motsatsen till regnskog, jungel och tropik som gick att se på TV. Och så är det väl förvisso i delar av riket, men nu för tiden när jag är ute på en promenad så kan jag ändå bli lite förundrad över hur pass grönt det är där naturen tillåts växa fritt. Det behövs inte ens ett stort område för att det ska bli en kompakt grönska av olika stora träd, buskar, blommor, klätterväxter, marktäckare och (o)gräs.

[–] fhein@lemmy.world 6 points 2 weeks ago

Eftersom nyheter så lätt glöms bort och begravs, här är lite bilder som Ebba Busch och Sara Skyttedal (KDU) la upp på sociala medier 2009, där de poserar i IDF-kläder och med Israeliska arméfordon några månader efter Israels blodigaste attack mot civilbefolkningen i Gaza. Så hennes uttalanden nu är tyvärr exakt det jag förväntar mig av henne.

[–] fhein@lemmy.world 2 points 2 weeks ago (1 children)

I think the easiest way might be to put all the names in the box here and press "randomize", if it comes to that.

[–] fhein@lemmy.world 2 points 2 weeks ago (1 children)

You mean you have turned it off completely? I used it with the stock E3v2 extruder and BMG in Bowden mode, and later with BMG in direct drive mode, without any retraction related problems and I think it's the same for the majority of 3d printer owners. Perhaps your printer had some other issue, which only showed up in combination with retraction?

[–] fhein@lemmy.world 3 points 2 weeks ago (3 children)

Did you calibrate flow rate, retraction and z offset? Teaching Tech has a pretty thorough guide for all things calibration.

[–] fhein@lemmy.world 16 points 2 weeks ago (3 children)

DRM filament spools has already been a thing, XYZprinting tried it but luckily it didn't catch on and they went bankrupt a few years ago.

 

Lite fredagsunderhållning åt folket

 

In case anyone isn't familiar with llama.cpp and GGUF, basically it allows you to load part of the model to regular RAM if you can't fit all of it in VRAM, and then it splits the inference work between CPU and GPU. It is of course significantly slower than running a model entirely on GPU, but depending on your use case it might be acceptable if you want to run larger models locally.

However, since you can no longer use the "pick the largest quantization that fits in memory" logic, there are more choices to make when choosing which file to download. For example I have 24GB VRAM, so if I want to run a 70B model I could either use a Q4_K_S quant and perhaps fit 40/80 layers in VRAM, or a Q3_K_S quant and maybe fit 60 layers instead, but how will it affect speed and text quality? Then there are of course IQ quants, which are supposedly higher quality than a similar size Q quant, but possibly a little slower.

In addition to the quantization choice, there are additional flags which affect memory usage. For example I can opt to not offload the KQV cache, which would slow down inference, but perhaps it's a net gain if I can offload more model layers instead? And I can save some RAM/VRAM by using a quantized cache, probably with some quality loss, but I could use the savings to load a larger quant and perhaps that would offset it.

Was just wondering if someone has already done experiments/benchmarks in this area, did not find any exact comparisons on search engines. Planning to do some benchmarks myself but not sure when I have time.

 

I just spent half an hour trying to figure this out so I thought I'd write it down somewhere in case it helps someone else in the future.

Aslain's modpack contains a whole lot of quality-of-life mods for WoWs, for example Battle Expert (formerly known as Navigator) which shows the exact relative angles between your ship and the enemy's. Almost feels like cheating to me, but Wargaming has endorsed this modpack and it even has a dedicated channel on the official discord server. Theoretically you have the same information without the mod, but it can be difficult to see how a ship is turning or changing speed by just looking at it.

These instructions are for when the game is installed through Steam, which looks like it uses some kind of overlay filesystem. This led to that the game install folder didn't show up for the modpack installer when I tried other methods.

  1. Install protontricks, I used the version available in Fedora's repos.
  2. Download the modpack installer from the official site
  3. Find the WoWs install folder in Steam. Right-click World of Warships in the Steam games list, select Manage and "Browse local files" and the folder should open in your default file manager.
  4. In a terminal, run the modpack installer .exe file in the game's Wine prefix. I'm not entirely sure this makes any difference compared to running it in a new prefix as long as it can access the game files, it mostly seemed convenient to me. The app id for WoWs is 552990 and it should never change, but you can get it with protontricks -l if you're curious. Change the file path so that it matches the file you downloaded and run:
    protontricks-launch --appid 552990 ~/Downloads/Aslains_WoWs_Modpack_Installer_v.13.6.1_01.exe
    It will print a lot of "failed to create" error messages for system dlls and exes, but that appears to be normal, and the setup window should open after a while.
  5. After some release notes etc. the installer will eventually ask you for the game's install dir. As far as I can tell, the game files do not show up anywhere on C:, but Steam mounts your Linux file system on Z: so we can use that instead. Browse to the game install folder, which we located in step 3, and select it. My install folder on Linux is
    /mnt/faststore/SteamLibrary/steamapps/common/World of Warships/ so I select
    Z:\mnt\faststore\SteamLibrary\steamapps\common\World of Warships in the modpack installer.
  6. Either manually select the mods you want or use the recommended selection. As I wrote before, many for these mods feel like they give you an in-game advantage over other players, but WG has said they're legal...
  7. The first time I ran the installer it hung on "Finishing installation". It appears to happen to a few Windows users too but the mod dev doesn't know what causes it. I noticed that there was a cleanup process running in Wine C:\windows\system32\cmd.exe /C DEL /s /f *.orig which shouldn't take so long time so I killed it (in Linux) and the installer continued. The next time I ran it this didn't happen, and it only took a few seconds to finish the installation.

If you have the game installed as standalone, e.g. Lutris, then I think you can just run the modpack installer in the same Wine prefix, and you should see the game's install folder under C:\Program Files as you would on Windows. I.e. select the game in Lutris, click the tiny arrow next to the wine glass button and select "Run EXE inside Wine prefix" and then choose the installer you downloaded. But I haven't done this so I promise nothing.

Please don't take this as an endorsement of World of Warships, I borderline hate this game and only play it because some of my friends are obsessed with it. The gameplay is a bit too slow paced for my taste, there are a lot of hard counters which you can't do anything about in random matchmaking, and carriers (planes) can turn any game into pure suffering. I also dislike the game's monetization scheme, lootboxes are expensive and most have a tiny chance to give something really good and a big chance to give you complete garbage. The game might be f2p, but at higher tiers it becomes unplayable without a premium subscription (€10/month) since ship maintenance gets more expensive than your earnings. To maximize your ship's performance you need a high level captain, expensive modules and also buffs which are consumed each game. My friend tries to argue that the game is not pay-to-win because you can also grind ingame resources to buy those, but you'll spend many hours playing at a disadvantage if you don't buy your way past it. Just my personal opinion of course.

If you despite my warnings felt an urge to try this game (honestly I thought it was quite fun at lower tiers) then check if any of your friends are already playing it and ask them for a referral code. Both of you get free stuff from being recruited by someone else and once you've created an account it's too late, unless you stop playing completely for 3 months. If you do that it is possible for your friend to send you a recruiting link if you want to start playing again.

Just a heads up, I've read that it's impossible to connect an existing wargaming.net account to a Steam account on Linux, so make sure you authenticate through Steam when you create the account if you plan on playing it through Steam. Though if you have Windows dual boot then I think you can link the accounts there if you need to.

 

Going through some boxes and found a stack of old White Dwarf. I'll keep the first issue I ever bought as a memory but planning to get rid of the rest. Just wanted to check if there are people collecting these before they go into the recycling bin. If anyone's interested I can make a list of which ones I have, and I'll send them to anyone willing to pay for postage. Located in Sweden.

 

Any games with less than 1000 total Steam reviews you've enjoyed and thought more people ought to know about? Not a hard limit, just a guideline for what could be classified as "undiscovered" on Steam, assuming it wasn't released yesterday.

I would recommend:

  • Full Bore, a cute block-based puzzle platformer. Solid mechanics, level designs and even a somewhat engaging story. ~~Unfortunately hasn't been on a sale since 2021 according to steampricehistory.com, while it was frequently reduced to €2-3 before that. Not sure I'd recommend it to everybody at full price, but IMO it's one of the best indie platformers I've played.~~ edit: Did someone email the creator of Full Bore or something? It's suddenly on sale again, for the first time in ages :) Go buy it!
 

I have calibrated my monitors to create icc profiles, they show up in KDE color management and everything used to work exactly as it should. Now every time I start my computer it goes like this:

  1. I log in to my account
  2. It shows my desktop, with the right colour correction.
  3. After a few seconds the colours revert to look un-calibrated on both monitors.
  4. I restart the colord service and it loads the colour correction again.

As an alternative to step 4, if I go to KDE colour settings, select the default profile and then back to my profile then it also starts looking good again.

This problem must've started a week or two ago, but unfortunately I haven't been able to pinpoint exactly when. I haven't touched anything related to colour management in months, and don't think I've done any changes to my system other than upgrading packages.

Can't see anything colour related in the syslog except colord loading the correct profiles. I removed all the old profiles that I wasn't using anyway. I removed dispcal's profile loader from autostart to make sure it wasn't interfering with something. The profiles are both installed system wide and in my user folder.

Using Fedora 39 KDE.

Anyone have any idea what could be wrong, or even how to debug this?

21
submitted 2 years ago* (last edited 2 years ago) by fhein@lemmy.world to c/linux_gaming@lemmy.ml
 

Only played it for an hour but it's pretty good so far, if you like this type of gameplay. Feels somewhere in between Hell Let Loose and Battlefield 1. Native Linux version.

 

Maybe I'm using the wrong terms, but what I'm wondering is if people are running services at home that they've made accessible from the internet. I.e. not open to the public, only so that they can use their own services from anywhere.

I'm paranoid a f when it comes to our home server, and even as a fairly experienced Linux user and programmer I don't trust myself when it comes to computer security. However, it would be very convenient if my wife and I could access our self-hosted services when away from home. Or perhaps even make an album public and share a link with a few friends (e.g. Nextcloud, but I haven't set that up yet).

Currently all our services run in docker containers, with separate user accounts, but I wouldn't trust that to be 100% safe. Is there some kind of idiot proof way to expose one of the services to the internet without risking the integrity of the whole server in case it somehow gets compromised?

How are the rest of you reasoning about security? Renting a VPS for anything exposed? Using some kind of VPN to connect your phones to home network? Would you trust something like Nextcloud over HTTPS to never get hacked?

 

The only Linux questions community I found appears to be locked, so I hope it's ok to ask here..

For a very long time I've had the issue that occasionally, perhaps 1 out of 40 boots, my mouse does not work once the OS starts. The mouse appears to turn on during POST/BIOS/GRUB, then it goes dark again while the OS is booting, and to make it turn back on I have to crawl under the desk, unplug it and plug it back in. 39 times out of 40 (approximately) it just goes dark briefly and turns on in time for the OS. The mouse also works just fine in UEFI.

This happens in Xubuntu, Fedora and Windows, and with two different mice from different manufacturers. I've also upgraded the motherboard twice and pretty much every component in the computer. The only thing that's always has been there is GRUB, which is why I suspect it could be involved.

It happens so rarely that I never really bothered to try to find a solution for it, but it is kinda annoying when it happens.

 

cross-posted from: https://lemmy.world/post/1396665

I'm about to invest in some "prosumer" level 18V power tools, e.g. Makita, Dewalt, Metabo, etc. The general consensus appears to be that they're all more or less equal and it doesn't matter much which brand one goes with, but a few years ago I developed tinnitus which has made me more sensitive to high frequency sounds. And having tested a few cordless drill drivers at various hardware stores I can definitely tell they're not equal when it comes to what the noise sounds like, even if they measure similarly in sound pressure level.

Currently I have a Ryobi 18V brushless that I measure to 83-84 dB(c) at 1m which makes it pretty loud, and it also has a quite a quite high pitched sound which makes it worse. Looking at a spectrogram from a calibrated measurement mic there's a pretty clear peak at 6kHz. The drill drivers I've been looking at all have a rated sound pressure level (Lp) around 76 dB so they should already be noticeably less loud, but I'm hoping to find one without those high frequencies if possible.

I've been able to test a few drills in person and got some initial impressions. Unfortunately the local hardware stores have a pretty limited selection of brands, they don't have all models in the store, and you usually have to bother the staff if you want to try something with batteries in it. At first I thought I could remember my subjective opinion of different drivers, but when I later got the opportunity to re-compare two of them head to head I realised I have really bad memory..

Head-to-head comparisons that I've done:

Makita DDF484 vs Dewalt DCD791: The Makita has a very high frequency whine, kind of like dentist's drill. The Dewalt is probably just as loud, but a little lower pitch making the noise slightly more tolerable, while still not great.

Makita DDF484 vs 485 vs 486: When it comes to high pitched noise, 484 was worst, followed by 485, and the 486 was most tolerable.

Dewalt DCD791 vs DC800: The 800 had a more high pitched noise than the 791, once again reminding me of the dentist's drill.

Not compared with anything, so only subjective impression:

Hikoki (a.k.a. Metabo HPT in USA) DV18DD and Dewalt DCD777: Smaller and weaker tools but much more quiet than everything else. If I were going to buy 2 drill drivers I'd probably get something like these plus one larger for heavier work.

Metabo (the made in Germany, non-HPT, brand) DS 18 LT BL: Only had a quick try with this machine but without having anything to compare it with I thought it sounded pretty reasonably tolerable. There's a version with quick change chucks, unfortunately only the smaller (L) and larger (LTX) models have offset and angle chucks for some reason but that's a feature I would really like to have.

Anyone compared Milwaukee to other brands with respect to noise? The only store I found that sells them said they didn't have any charged batteries so I couldn't try any.

Not exactly sure what I'm expecting from this post, since the question is so subjective.. Perhaps someone with experience of multiple cordless drill drivers could share their opinion? Or someone else with a similar aversion to high pitched noises could say if they found any tool that they're happy with?

 

I'm about to invest in some "prosumer" level 18V power tools, e.g. Makita, Dewalt, Metabo, etc. The general consensus appears to be that they're all more or less equal and it doesn't matter much which brand one goes with, but a few years ago I developed tinnitus which has made me more sensitive to high frequency sounds. And having tested a few cordless drill drivers at various hardware stores I can definitely tell they're not equal when it comes to what the noise sounds like, even if they measure similarly in sound pressure level.

Currently I have a Ryobi 18V brushless that I measure to 83-84 dB(c) at 1m which makes it pretty loud, and it also has a quite a quite high pitched sound which makes it worse. Looking at a spectrogram from a calibrated measurement mic there's a pretty clear peak at 6kHz. The drill drivers I've been looking at all have a rated sound pressure level (Lp) around 76 dB so they should already be noticeably less loud, but I'm hoping to find one without those high frequencies if possible.

I've been able to test a few drills in person and got some initial impressions. Unfortunately the local hardware stores have a pretty limited selection of brands, they don't have all models in the store, and you usually have to bother the staff if you want to try something with batteries in it. At first I thought I could remember my subjective opinion of different drivers, but when I later got the opportunity to re-compare two of them head to head I realised I have really bad memory..

Head-to-head comparisons that I've done:

Makita DDF484 vs Dewalt DCD791: The Makita has a very high frequency whine, kind of like dentist's drill. The Dewalt is probably just as loud, but a little lower pitch making the noise slightly more tolerable, while still not great.

Makita DDF484 vs 485 vs 486: When it comes to high pitched noise, 484 was worst, followed by 485, and the 486 was most tolerable.

Dewalt DCD791 vs DC800: The 800 had a more high pitched noise than the 791, once again reminding me of the dentist's drill.

Not compared with anything, so only subjective impression:

Hikoki (a.k.a. Metabo HPT in USA) DV18DD and Dewalt DCD777: Smaller and weaker tools but much more quiet than everything else. If I were going to buy 2 drill drivers I'd probably get something like these plus one larger for heavier work.

Metabo (the made in Germany, non-HPT, brand) DS 18 LT BL: Only had a quick try with this machine but without having anything to compare it with I thought it sounded pretty reasonably tolerable. There's a version with quick change chucks, unfortunately only the smaller (L) and larger (LTX) models have offset and angle chucks for some reason but that's a feature I would really like to have.

Anyone compared Milwaukee to other brands with respect to noise? The only store I found that sells them said they didn't have any charged batteries so I couldn't try any.

Not exactly sure what I'm expecting from this post, since the question is so subjective.. Perhaps someone with experience of multiple cordless drill drivers could share their opinion? Or someone else with a similar aversion to high pitched noises could say if they found any tool that they're happy with?

 

I've been toying with the idea of replacing all my old, mostly corded, power tools with a single 18V system and like many others I'm trying to decide between Makita and Dewalt. They seem to be pretty even and most recommendations boil down to "pick the colour you like best".

However I bought a subscription to a magazine that does a lot of product testing, and saw that they gave all Makita drills the lowest rating in the "expected battery life time" category because they only lasted 300 charging cycles out of the 400 they do as part of the test. Now 300 cycles is quite a lot for a home DIY:er, but is battery life something that Makita owners have had issues with? I can't remember seeing anyone complaining about it when looking for user reviews and comments. However I do have a vague memory of some pros complaining about Makita "smart" tools shutting down supposedly because they detect that something might break, thus forcing the owner to hand it in for service.

Article in Swedish, and probably paywalled.

edit: Since I doing a bit of testing how annoying (i.e. mostly how high pitched) different drill drivers sound, which hopefully could be useful to someone else, I've updated the title to include this.

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