Questions tagged [measurement]
The measurement tag has no usage guidance.
40
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Measure the download speed of a specific public server of your own choice, not the speed of your ISP
How can a common computer user ("Your Momma") measure the average download speed of any (random) specific public server of your own choice (e.g. "https://superuser.com" :) ), ...
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What is a reliable way to check how the quality of WiFi internet connection varies with time?
At the shared house I live in, internet seems to work fine. For instance, I seem to have no issues when watching a movie on Netflix or a video on YouTube, or when I download some document or other ...
3
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Different results for power measurement on ubuntu using powertop and energy_uj
I want to measure power usage of the whole PC in software on Linux. I've tried these two methods from here and here:
using powertop:
rm -f powertop.csv
sudo powertop -q -t 60 -C powertop.csv
cat ...
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How to measure instantaneous CPU power dissipation? [duplicate]
I would like to accurately measure the (instantaneous) electrical power that my laptop's CPU is dissipating. I don't want to measure the power draw of the entire machine using electrical measurement ...
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How far does the cursor move when you hit the arrow key?
How far does the cursor move when you hit the arrow key? I am assuming it is a standardized movement in millimetres. Obviously it is dependent on the font size when a larger size is used, but I work ...
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Sox: Read wav and get pulse as 1 and silence as 0 and the duration of it in microseconds
The title of this question is already very clear I quess. I want to read a wav file and get pulses as 1 and silence as 0 and the duration of it in microseconds.
The reason is this, I have recorded a ...
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1
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What does a Nibble mean? [closed]
I've tried ip addr show to obtain my MAC address in ubuntu. What is the size of a MAC address? How does a nibble related to bits/bytes?
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Keysight 34972A - "*OPC?" function stopped working properly after AC measurement
I use 34972A + 34908A 40ch switch.
For some reason "*OPC?" command (waiting for the operation to complete stops working after AC measurement request.
The measurment is still executed, but "*OPC?" ...
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1
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480
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How to measure the color of a screen (in HEX)?
I'm developing a new advanced review website for all kind of devices. And for that, I want to measure the accuracy of colors from displays (for example a smartphone or a normal screen). I already have ...
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Internet Usage Tracking Inaccuracies
Quick BackStory: I have got a 4G router that I carry for vacation and my family absolutely burnt through the data plan, so I decided to make a small program that tracks the usage and assigns daily ...
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1
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How to objectively test LCD for very slight "blurriness" (and prove it is not just my imagination)?
In this question, I keep "re-imagining" that the LCD panel is slightly blurry or causing me eye strain.
The cause might be a tiny deviation in any number of things: voltage, timing, dithering, ...
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What means 's' and 'u' letters on CPU utilization in iperf3 command with -V?
i have very simple question: When Im using Iperf3 with my server and on client i add paramater -V which mean it will display more detailed information it's display information about CPU utilization on ...
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1
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Set Excel's ruler to Pixels (2016)
Excel doesn't give you an option to measure things in pixels. Is there any way to set this or add these units to the list?
I'm tired of having to click-and-drag while resizing to get the pixel ...
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How can I measure the shock absorption of a key switch?
One common criteria when choosing a keyboard is looking at the shock absorption of its key switches. How can I measure the shock absorption of a key switch?
E.g., the actuation force can be measured ...
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2
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Use GIMP to import PDF as vector graphics rather than rasterized graphics
I need to use GIMP to measure the distance between sections of an image, but I noticed that GIMP seems to rasterize what I believe ought to be a vectorized PDF image. Adobe Reader has no problem ...