Author: Matt

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How to Retrieve My Bitcoin Cash Sent to a Bitcoin Wallet

I accidentally sent Bitcoin Cash from my Payeer account to a Merchants Bitcoin Wallet, The Marchant never received it, They don't have a Bitcoin cash account and Only a Bitcoin Wallet account....

29 mins ago 2
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Cascading Power Mux

I have used power mux ICs before but I decided to try to cascade them to choose between 3 sources rather than 2. +V_USB_AUX works when plugged in and nothing else plugged in. +V_USB_MAIN...

45 mins ago 2
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How do i add a shortcut to open terminal in that folder Thunar

Thunar does show terminal option when right clinking inside a folder but i want to specify a shortcut(super shift E) to open terminal in the folder that is open is that possible? if so how...

1 hour ago 2
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What online writing software is used in your country for academic papers?

I am looking for ideas to understand what is out there. I am familiar with overleaf, word online and google docs. I understand this is not really scientific but if you are familiar with general...

1 hour ago 2
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Arch Linux: Computer won't shut off completely after suspend/hibernate

I feel like I've exhausted every resource possible. Suspend works perfectly fine on Windows 10, and even my Ubuntu Live USB does it perfectly. On my Arch Linux installation, when I suspend,...

2 hours ago 2
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Plugging in webcam microphone causes sound to stop working

Back when COVID started, I got myself a USB webcam (this one, to be specific). I found the fact that you have to plug it into the audio jack to be a little annoying, but otherwise it worked...

2 hours ago 2
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Why do GPS (but not GLONASS or Beidou) satellites have increasing eccentricity over time?

When comparing GPS, Beidou, Galileo, GLONASS, and potentially other GNSS, we can see that the eccentricities of GPS spacecraft are increasing with time (i.e. apogees increasing and perigees...

2 hours ago 2
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XFCE4 - Session and Startup: where are autostart items saved?

In XFCE4, there is a list of items to be started when an XFCE4-session is started (XFCE4 Settings xfce4-settings-manager → Tab "Application Autostart"): I'm wondering where...

3 hours ago 2
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Doubt between primary key and foreign key

I have two tables, course and prereg. The attributes are like that, course(course_id, title, dept_name, credits) prereg(course_id, pre_id) course_id attribute, of course, is the primary key....

3 hours ago 2
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Is there a command that's equivalent to physically unplugging a usb device?

I'm doing some tests involving data corruption from unsafely removing a usb drive, but I need a way to consistently remove the drive at a specific time. Is there a command that's equivalent...

3 hours ago 2
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Detecting odd cycle using mod operator and breadth first search algorithm

If we want to detect and odd cycle if an undirected graph $G=<V,E>$. Suppose we run BFS algorithm from CLRS book as follows, Q: Now my question is suppose we have the following graphs:...

3 hours ago 2
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Is it possible to power a monitor with 5 V if the power supply specification is DC 9-36 V?

I'm attempting to turn an NES clone into a handheld device, therefore adding a power supply and a monitor as well as a few other minor things. After some research, I pulled all the parts together...

3 hours ago 2
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Mathematical conversion of hex to decimal

I am stuck with a very trivial coding issue. Please refer the link below: Cordic Algorithm using Verilog By what mathematical rule hex 26dd2b6a is equal to 0.607252935008814?...

3 hours ago 2
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need help in formatting using awk

###Input Data <dev_name>00002</dev_name> <Storage_Group> <Group_Info> <group_name>N/A</group_name> <dev_name>000BC</dev_name> <Storage_Group>...

4 hours ago 2
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How can I revert the effect of "stty cols N"?

I have set stty cols 72 in my xterm terminal. How to unset it to normal? Because when I change the size of that terminal, cols always set to 72 and can't stretch to current...

4 hours ago 2
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What properties other than Henry and Current ratings should be taken into account when replacing inductors

I am in the process of upgrading some older circuits with newer components. One of which components is a 150uH iron core inductor. For reference, this is the part at DigiKey: http://www.digikey.com/product-detail/en/6000-151K/M6021-ND/242072...

4 hours ago 2
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Why aren't P and P/poly trivially the same?

The definition of P is a language that can be decided by a polynomial time algorithm. The definition of P/poly can be taken to mean a language that can be decided by a polynomial-size circuit...

5 hours ago 2
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koji build missing kernel module

I am running a prebuilt Fedora 34 which has linux kernel 5.11.3 (full name is Linux fedora 5.11.3-300.fc34.x86_64). I am interested in building/installing some kernel driver modules that were...

5 hours ago 2
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Inductor voltage rating for SMPS

I am making a 500 V voltage supply using DC-DC boost converter from 5 V. Apparently inductors have maximum transient voltage rating to prevent the breakdown of the wire insulation material...

5 hours ago 2
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How do I convert the output of ps(1) to JSON?

I want to convert the output of the command ps to JSON in order to process it as structured data (with jq in this particular case). How do I do that? The output looks like the following:...

5 hours ago 2
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