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Archived threads in /g/ - Technology - 8145. page

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File: salt robot.jpg (451KB, 1280x1280px) Image search: [Google]
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So I'm building a PC and I'm at a crossroads.

I could opt for a 1070, but lose out on some storage and potentially some RAM, considering my budget.

Or I could go for a 980 Ti and be safely within the thresholds I have.

From what I've seen, performance of the cards is relatively similar so the 980Ti seems like a safer bet, but I want this build to be pretty future-proof.

Any suggestions?

Also, is the difference between RAM speeds really worth stressing over? 1600 - 2400MHZ.
9 posts and 1 images submitted.
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USE. AMD. YOU FUCK.
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>>55623964
>but I want this build to be pretty future-proof
You don't do this by getting an outdated previous generation video card.

>Also, is the difference between RAM speeds really worth stressing over?
Yes, quite a few things are highly dependent on memory speed. Get 3000mhz+

>but lose out on some storage and potentially some RAM
You can always add a HDD or another pair of memory sticks down the road quite easily.
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wait for the 490 to release or use a 3rd party 480

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what did they meany by this?
5 posts and 1 images submitted.
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Fuck off with your shit /tv/ memes
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Really makes you think... :^)
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they meant for you to install windows 10 today for free

What other protocols besides SSTV can we use to transmit images using audio signals? I don't mean for any practical purpose but just wanted to see how it does when there's a lot of noise. Picture related.
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>>55623516
Nothing prevents you from just modulating any binary data and transmitting it. If you want to have error correction you'll have to do your own however, which is easy. Just calculate some BCH codes (look it up, wikipedia) on a small block size (like 8 BCH code bytes for 128 data bytes) and you'll be able to recover a crapload of errors, especially if you write the BCH codes at the end of the frame and using a magic string + parity bits to detect them.
Some audio codecs like opus and aac have error recovery modes, but I wouldn't trust that since you could still easily lose a frame. Error recovery clearly belongs to the lowest level layer. What I described is the most sure way you'll still have a frame to decode.
This is what the SDI protocol uses, except instead of a codec it transmits raw AES/EBU formatted samples at much much higher bitrates.
In fact if I were to design something which transmits compressed audio data, I would take most out of the SDI specs - encode my audio packet, put some 6 or so BCH codes on every 128 bytes, do a Manchester NRTZ encoding on the bitstream (to provide synchronization and some minor error resilience) and finally modulate that onto my carrier frequency with the bandwidth I've been given.

Using this book for my web programming class this fall. How is it? Have any of you read it? I should mention I don't anything about web development...how can I be better prepared for this class?
5 posts and 1 images submitted.
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If you're going that route, learn HTML and CSS as well so you can at least get a grasp of the full stack.

Don't rely too heavily on phpMyAdmin when the time comes, its sort of a crutch when it comes to learning the PHP and MySQL combination.

As far as JavaScript goes, just try to have fun with it. Learn about click events and doing things with "window on load".
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>>55623507
I've already taken a database class where we learned basic SQL and used a good bit of Oracle. Is MySQL anything like Oracle?
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>>55623568
The answer to that question depends on how exactly you played with Oracle. Did you configure it?

The number if syntax differences is minute and sparse, however Oracle in general is more like an operating system in the configuration sense. There is a lot more "meat" to it, although the foundations of both are pretty similar (i.e.: the differences between GNU/Linux and Windows)

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Why does Linux have worse battery life on laptops than Windows 10?
9 posts and 1 images submitted.
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>>55623196
because of your bad configuration
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>>55623196
Depends on your DE.

KDE is geared towards desktops
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>>55623196
because you're an idiot and it depends on the distro and your brightness.

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Who here 90% of the time on their phone like this?
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>>55622740
Shit, it's still summer. Back to grade school in September, OP?
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>>55622740
>Who here absolutely pathetic?
FTFY
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>>55622740
why do you like self-harm

No small screen can replace the comfiness of keyboard and mouse and large screen and a windowing system

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Google had a free machine learning course at some point. Anyone know where to find that shit?

Google search, ironically, gives a bunch of paid coursera/udacity courses.
6 posts and 1 images submitted.
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>>55622485
Machine learning?
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>>55622485
probably teaches how you to train a botnet
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>>55626078
Nice FUCKING meme you fucking SPERGLORD FAGSHIT. Holy FUCK it pisses me off when some unoriginal, retarded assholish dickweed decides it would just be FUCKING HILARIOUS to post the SAME. OVERUSED. JOKE. What do you even fucking hope to gain out of this? Karma? Well you're certainly getting that, cause it seems like a lot of other inbred shitface fucking retarded autistic fuckshits are thinking you're just FUCKING HILARIOUS and that this joke HASN'T BEEN MADE A BILLION FUCKING TIMES. FUCK you.

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When will we start to see more matx boards available for the z170?
6 posts and 2 images submitted.
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Why does a midranged cpu need a dual socket/larger motherboard?
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>>55622529
Larger? You mean smaller? Almost all the offerings aside from a handful are full atx
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>>55622484
heres a case to go with that sweet mobo

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Hey /g/ I'm poor and I need an e-reader, what do you recommend that isn't complete shit?
I cangetthe Amazon Fire 6 for like 60 bucks, but reviews make it out to be like shit.
I was thinking the Nook HD 7" seemed decent enough and pretty cheap.
https://www.amazon.com/Barnes-Noble-Nook-Tablet-Refurbished/dp/B00V8HXOE8/ref=sr_1_1?ie=UTF8&qid=1468792763&sr=8-1&keywords=nook
4 posts and 1 images submitted.
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>>55622436
I'd consider this, but the battery life is shit it seems
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>>55622583
>https://www.amazon.com/Dragon-Touch-Android-Bluetooth-Supported/dp/B015K3APWO/ref=sr_1_7?s=electronics&dd=8RLI3l4GQ-djnp6MAgs6Xg%2C%2C&ddc_refnmnt=pfod&ie=UTF8&qid=1468793284&sr=1-7&keywords=android+ereader&refinements=p_97%3A11292772011
derp
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Go to a goodwill outlet, I got a perfectly working one on the spot for 5 dollars

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So is Windows 10 good yet? I know the Anniversary update is coming up soon.

Are you still unable to disable updates?
8 posts and 1 images submitted.
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Did you even read about the updates? It's all useless shit like cortana, edge and botnet.
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10 is good if you can find a LTSB image which doesn't have Cortana and all the other shit
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No. It's still an unfinished mess and the next big updates fixed and adds only shit that literally NO ONE asked for.

I've used it since it came out and would've defended it as a good OS but the shit they keep pulling made me go back to 7. Fuck them. Seriously.

File: recaptcha.png (20KB, 312x123px) Image search: [Google]
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If the botnet already knows the answer to these things, how does my input 'help' them in any way?

Like why am I picking street signs? Why am I entering in people's home addresses? If I make a bad decision on purpose, like operation renigger, it somehow knows already so what is the point? Is reniggering impossible now? Is that the reason they went full-retard with reCAPTCHA™ now?

Why can't we have more human-readable/friendly ones if there's no point and it isn't training a recurrent deep neural memenet? Isn't *accurate* data necessary to train one of those? How can you train on data with the responses from a captcha?

Someone explained this to me one time but I'm dumb.
6 posts and 1 images submitted.
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>>55622243
The point of reCAPTCHA is that it doesn't know all, only parts of it. Like the two word thing, it only knows one of the two words and is trying to learn the second. That's why you for a long time could enter "nigger" instead of the second word.

The image recognition thing is related. Google is using some machine learning algorithm to recognise pictures of street signs. There are often N pictures of street signs, but only N-1 pictures are actually required (because it tries to learn about the last one).
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>>55622243
The botnet doesn't already know the answer. In your picture, the botnet knows the answer to either the first word or the second word. You don't know which word the botnet knows, so you have to answer both to the best of your abilities. After a while, the botnet takes the most common answer to the unknown word.
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>>55622321
>After a while, the botnet takes the most common answer to the unknown word.
Ah yes, this was the piece of the puzzle I was missing. Thanks!

File: avi wont play.png (18KB, 406x386px) Image search: [Google]
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So I'm trying to play a file, but it refuses to play or if I use more capable players, it just produces blank/black frames.
KM player produces this (header data?)
>pic related

Any ideas?


I looked at the info with MediaInfo and it says this .avi is MPEG format.

I also tried 'video/header repair' utilities, but they don't seem to work
10 posts and 2 images submitted.
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File: MediaInfo.png (12KB, 268x415px) Image search: [Google]
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>>55622124
MediaInfo


this is what one person had to say:
> it looks like a modified version of the normal AVI container format. There's a 16-byte long "Neople Video Fil" [sic!] header at the start, followed by another 16 bytes with file size and a few other fields I'm not sure of. After that header it looks like a regular RIFF AVI container, except the "movi" chunk is a regular chunk that video players can't parse, because they expect a list chunk. I'm not knowledgeable enough about video formats to convert these to standard AVI format. Video data might be using a custom codec or something too. There's also a few hundred bytes of weird junk data at the end of these. Not sure if they're at all significant.

>EDIT: Looks like a headerless idx1 chunk at the end, but the number of records doesn't seem to match the number of frames, and they don't point to chunks either, but raw data. Sticking the movi chunk in a list chunk doesn't really help either; there's only one data chunk that abruptly leads to a flood of headerless data that can't be read as a list.
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try ffmpeg
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>>55622124
try killing yourself.

>/g/ is NOT your personal tech support team or personal consumer review site.

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Why would you ever buy a Raspberry Pi?

If you power off wrong, the entire SD card gets corrupted and you lose your OS and all your settings and files.
5 posts and 1 images submitted.
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>>55621987
Why would you not have backup of your settings and files?

Especially if they are stored on a fucking SD card?
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>>55622030
So you play 4 hours into some game ROM and then have to immediately backup your savestate/memorycard file to another device so to not risk losing all your progress
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>>55621987
How can i Power it off wrong?
Just Hit the "turn off" ui?!

File: 59274905.jpg (61KB, 240x236px) Image search: [Google]
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I'm going through LPTHW and I believe he's teaching python 2, while I'm using three. I'm getting a syntax error for one of his exercises, does /g/ care to assist?

my_name = 'Chinaman'

my_age = 25

my_height = 60 #Inches

my_weight = 145 #lbs

my_eyes = 'black'

my_teeth = 'kinda white'

my_hair = 'black'

print("Let's talk about %s" % my_name)

print("He's %d inches tall!" % my_height)

print("He weighs %d pounds" % my_weight)

print("He's apparently %s years old" % my_age)

print("He's got %s eyes and %s hair" % (my_eyes, my_hair))

print("His teeth Is usually %s" % my_teeth)

print('If I add %d, %d, and %d I get %d') % (my_age, my_height, my_weight, my_age + my_height + my_weight)

Syntax error Is as follows:
print('If I add %d, %d, and %d I get %d') % (my_age, my_height, my_weight, my_age + my_height + my_weight)

TypeError: unsupported operand type(s) for %: 'NoneType' and 'tuple'
6 posts and 1 images submitted.
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Why are you trying to learn python 3 with a python 2 guide
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>>55621914
Parentheses down at the bottom.
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If you can't figure this out by yourself how will you deal with the programming near the end of the book?

How /g/oes?

I'm looking to build a tiny server to sit up next to my modem and wireless router. I want this to SSH into and play around with. I did this previously with early 2000's bulky desktops but I'm tired of that now.

This tiny case is for an mini ATX board. Does anyone have memory/processor/board recommendations?
6 posts and 2 images submitted.
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Depends what you're trying to do.
If you're just going to mess around, get a raspberry pi. Latest Raspberry Pi 3 has:

SoC: Broadcom BCM2837
CPU: 4× ARM Cortex-A53, 1.2GHz
GPU: Broadcom VideoCore IV
RAM: 1GB LPDDR2 (900 MHz)
Networking: 10/100 Ethernet, 2.4GHz 802.11n wireless
Bluetooth: Bluetooth 4.1 Classic, Bluetooth Low Energy
Storage: microSD
GPIO: 40-pin header, populated
Ports: HDMI, 3.5mm analogue audio-video jack, 4× USB 2.0, Ethernet, Camera Serial Interface (CSI), Display Serial Interface (DSI)
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>>55621913
Stop being autistic. Save your money and just run a VM on your desktop.
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File: alix2d13.jpg (206KB, 800x770px) Image search: [Google]
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PCengines Alix or PCengines APU.

They're nice and low-power. I run one for my home server.

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