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jj9987

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Everything posted by jj9987

  1. Does the laptop have a HDD or SSD? If it has a HDD, then installing a new OS is only a temporary workaround.
  2. "shouldn't" is a good term. They're not promoting Windows, they just make sure everything works on Windows and don't spend any extra time to see if it is possible on other operating systems. I remember from my 1st year in CS BSc, where we had to use some Sybase application for the databases course, which was only available for Windows at the time. Anything else wasn't permitted, because all their automated tests were built on that and if you used MySQL/MariaDB or PostgreSQL, it wouldn't work as SQL was slightly different. I agree with you, they shouldn't. Most courses could be done on any platform without too much hassle, but there were a few problematic ones. Also, since the instructors/lecturers aren't familiar with all the operating systems, don't expect very much support if you happen to get problems with one they aren't familiar with - this happened to a few co-students.
  3. Mac is a good choice, but speaking from my own experience... Depending on the university and the courses, you may struggle with running certain applications or achieve certain goals. Most courses had the materials and guides for Windows-only. Or the application that was required to use, was only available for Windows. If you used any other platform, you were on your own - run a virtual machine or what not. If you have courses with hardware, that require certain drivers, that's a whole new struggle. So my main recommendation would be that try to get familiar with the university's courses and what's used in them. If you are familiar with MacOS and/or willing to learn the command line and all it's tweaks and are willing to spend extra time to get stuff running, go Mac - great battery life, great performance, great build quality, great keyboard (assuming you avoid the disaster from 2016-2020) and great display. If you are rather new to computers, programming, hardware, drivers etc, Windows might be somewhat safer solution. In that case, a Thinkpad would be my first recommendation, followed by Dell XPS.
  4. Looks like garbage collector running. I would say that is normal since there are no numbers, so I have no idea what scale we are talking about.
  5. 1st, decide what you want to use the TV for - movies, gaming, computer use, watching regular TV or something else. This affects, what suits you to get the best experience. 2nd, decide on your budget. Sony TVs can be between few hunderd and few thousand euros/dollars/yenis. 3rd, look up the models, that Sony offers and are available in your region. 4th, read the reviews for different models, see what each one's pros and cons are and decide which matter to you the most. Do you want great blacks or great colors or both? Does the remote matter to you? How many HDMI ports? What about sound? Mounting options? Just start reading on what different TVs offer, what their differences are, then you will get somewhere. If you want a specific model - SONY A90J OLED, their current best offering.
  6. If you need Android TV, then Sony is your only option. Android TV also has Chromecast built-in, LG does not. Rest depends on your budget. The more you pay, the better you get. Sony has three types of TVs: VA, IPS or OLED panel. VA/IPS can have better brightness, OLED has much better contrast and colors, but OLED can suffer burn-in if you watch too much static content. VA has slightly better blacks, IPS has somewhat better colors. Viewing angles also vary between panels, OLED being the best of these three and IPS worst. Read rtings reviews, they are great. AVForums is another good place.
  7. Use another PC to download drivers for your motherboard from the manufacturer website. Copy them to a USB drive, plug USB drive to your new PC, install drivers, done.
  8. I recall hearing something about Thunderbolt 3 Networking Mode or such, but am not sure. Might be worth a search.
  9. I don't agree. First, the obvious - Linux is just a kernel, not an OS. There are tons of distributions, so everyone could find a suitable one, whether you are first time computer user or someone, who has worked on the Linux kernel for years. Second, why should it be limited to technical people only? If you only stick to technical people, who can find technical solutions, the simple problems will go unseen. A very good example was in 1st part, where Linus managed to wipe his XServer via command line - yea, there were problems with all involved parties, but it shouldn't be this difficult to install a simple program. Third, Arch is not suitable for someone who is just starting out to learn about Linux. There's a whole lot of stuff you can break already during the installation. After that, why would a simple computer user want to deal with installing their own audio drivers, when Ubuntu/Mint/Fedora and others have it packaged already? Every distro has it's place - you're a Linux guru or you want a real challenge then sure, go try out Arch or LFS. But if you are not that advanced user, who wants to try a Windows alternative, then it shouldn't be that hard to enter the Linux world. I'm gonna leave out some technical details/comments, these are more nitpicks than about the bigger picture here.
  10. Probably a bad cable if you only get 100 Mbps over the cable. Windows also prefers Ethernet cable over WiFi.
  11. No offense, but this question seems like a homework someone is too lazy to do. You got the knowledge already - cat, bash redirection operators, diff, head, tail, sort etc. Just try them out in a virtual machine or something. In addition, some of the tasks don't make a lot of sense, such as "File 4 save / dev / sda" - this makes no sense.
  12. It's not about the sun hitting the display, reflecting or such. IPS has slightly greater colors, great viewing angles, but bad blacks (gray). VA has slightly worse colors, but great blacks. You won't notice the blacks that much in a bright room. Now, on choosing the TV - read rtings.com reviews. They have great reviews, quite unbiased and test varying aspects of different TVs. Not all EU models are there though, so avforums.com is the second place to look at.
  13. I personally would prioritize on the size first and that depends on the viewing distance. Too small and text could be hard to read. Too big and you will need to move eyes too much to see the whole picture. Once you figure out the panel size, then your options will be much better to review. Then decide if you will be looking the TV mostly in a bright room (preferably IPS panel then) or in a dark room (VA panel).
  14. Probably this. But OP, check your units as well. That network card is 40 Gbps, that is 40 gigabits per second, which is ~5 gigabytes (GB) per second (1 byte (big B) = 8 bits (small b)). Windows shows transfer speed in bytes.
  15. That's not a lot of information. 1000 users asking for static content is very different from 1000 users requesting a page, that does 10 DB queries. Build the application first, then start choosing the correct server. A basic web server can run on single core machine with 1 GB of RAM. As you scale and build more stuff and gain users, then you need to scale up. That can be done very easily and quickly, even automatically if you properly configure and automate your infrastructure (read pet vs cattle architecture). There are very many VPS offerings, choose based on your budget and needs. In addition to the above mentioned ones, there's also Hetzner, DigitalOcean, Vultr, OVH and others. Also consider if you want a single server to serve all the users or if you want to spread the load on multiple servers (or run servers in high availbility) - in which case you might also need some load balancing. Also think if you want to run database on the same instance as the web server.
  16. A cluster is just a bunch of servers joined into a single cluster, for one or more of the following purposes: - High availability - when one physical node dies or is down for maintenance, move workloads to another one - Redundancy - replicate data on multiple physical nodes - Centralized management vs managing every physical node separately - Scalability - need more resources? Just add another physical node to the cluster - If your workload and clustering tool allow, you can spread your application over multiple physical nodes. The word cluster can be used in many ways. A HPC cluster is different thing - it is generally used for high-performance computing, where you need everything to be high-performance - your CPU, your RAM, storage, I/O, networking (not just 1 Gbps but 20, 100 or 400 Gbps), GPUs/TPUs etc. Workloads that belong here are related to AI/ML, science/research experiments, financial calculations etc. It is a rather specific group of workloads. If you want to just run VMs, you can setup a hypervisor and you're good to go. Got multiple physical machines? Set them up in high-availability, for example with Proxmox or ESXi. Next it depends on what workloads you want to run. A good starting point would be https://github.com/awesome-selfhosted/awesome-selfhosted or /r/homelab (it's wiki and other helpful posts like https://www.reddit.com/r/homelab/comments/5gz4yp/stumbled_into_rhomelab_start_here/ There's a lot of stuff you can do and learn. All comes down to what you want to do, what do you want to learn/try out.
  17. That's not correct. It depends on the HDMI ports' and cables' capabilities. HDMI can very well support above 60 Hz. But the dock you linked shows, that the maximum resolution is 5120 x 2880 @ 60 Hz (around 26 Gbps). G9 is 5120x1440, at 60 Hz that is around 14 Gbps and at 144 Hz 32 Gbps. There is not enough bandwidth to push 144 Hz to the display. You might be able to get away with a custom resolution and/or a custom refresh rate. Second, if you only have iGPU, it likely does not have the power to drive the display at full resolution at 144 Hz. HDMI is limited to 4096x2304@60Hz (17 Gbps). DP can do 7680x4320@60Hz (60 Gbps), but no guarantees there. Some reddit posts say, they were able to get 120 Hz out of their Dell laptops, but no details regarding what specs.
  18. If you don't want to update it yourself, I'm sure a local retailer/computer shop will do it for you and won't cost much. No point in looking for another motherboard (and potentially giving up some other features or money) simply because it needs a BIOS update.
  19. And also the kind of cooling on your CPU (and GPU if it is aftermarket one) - air, AIO or custom loop, what model(s) or how many rads etc.
  20. You will need 48V PSU, yes. The 4 wires are red for +48V, black for ground, yellow for RPM reading and blue for PWM [1]. Also, these server fans are meant to run in a data center, where noise levels don't matter. It will be very loud. 1 - https://store.cwc-group.com/ffc1248de.html
  21. Hard to say, too many variables that can affect. I rewired the system in my H210i at least 3 times, moving fan cables and stuff and they are fine. So nothing you really need to worry about, as long as you are gentle.
  22. The connector on the hub is more difficult to damage, they are basically straight solid pins. Unless you bend them, they won't come off. But it may be possible that the connector on the wire/fan-side comes off. So don't yank it too hard, be gentle. Or use pliers to get a good grip on the connector itself.
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