Rubin

A guess is a field has a non-printable character. How to inspect / examine / pull 1 field from a M.2 drive? This means get the raw field from the drive and see if the raw field has a non-printable character. background: A drive was purchased. WD (Western Digital) M.2 […]

I’m updating a website that’s just gone live and am trying to work out a way to ensure that all users see the change reflected on pages – I’ve found that the only surefire way to get changes to be reflected is to have the user force reload the page, […]

I have tried some approaches as shown below to disable numlock permanently on my Windows machine, but none of them is working: https://technoresult.com/how-to-disable-num-lock-completely-in-windows-10-11/ I also tried to use some 3rd party tools, but I don’t want to use them as they are not working properly all the time. There are […]

I have two Ubuntu machines on a 2.5Gbps network. When I launch X11 applications remotely, after logging in with ssh -X I get very slow X11 performance. The applications often take half a minute to launch, for instance. How can I debug this slow X11 networking? The network between the […]

I have an MT7615 based wireless network adapter which apparently supports dual band concurrent mode. So how would I go about setting up two access points one on 2.4GHz frequency and another one on 5GHz using hostapd? My current 2.4GHz hostapd config looks something like this: ssid=XXX interface=wlan0 hw_mode=g channel=9 […]

When my Windows laptop writes to a file in a drive mapped to my macbook, on the same LAN, it changes the permission of the file from “-rwxrwxrwx” to “-rw——-” which means I must go to the macbook to change the permission back to “-rwxrwxrwx” before my macos app (Xcode) […]

I have suffered from double clicking problem on most of single click on Windows 11 and tried to solve the problem by applying the following steps: I have encountered this problem for my 2 different mouses: Logitech Wireless M185 Logitech M305 Wireless Optical Mouse Cleaning all part of the mouses […]

I would like to ssh/scp directly to “host C” from my laptop “host A”, but I have a windows based “host B” in the middle. I’m not able to do a typical ssh hop. The topology is: host A (Ubuntu) → host B (Windows) → host C (Debian) I have […]

I need to copy a file if exist to a list of destinations. The Destination contain %variables% . When I run it appears to be using the %appdata% as stated in the array list instead of the c:UsersNAMEAppdataroaming How can I make it use the variable in the array list? […]