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how to calculate the dihedral angle

I need to calculate the dihedral angle between C20 and C19, as well as between C19-C18. Can someone help me choosing the right combination? I have used the following one: C18C19C20C23 for the first angle and C20C19C18N7 for the second one. (I am using Maestro software and I am trying to make an energy plot […]

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Bitcoin Cryptocurrency Mastering Development

PUBLIC ECDSA KEY

I want to know how I can build a Python script that can Calculate Public Key ECDSA from a Private Key (HEX) and the result is similar to the imagen

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Ask Chemistry

Is the IUPAC name for this compound, 1,5,6-cyclohex-1-ene or 2,3,4-cyclohex-1-ene? [closed]

Is the IUPAC name for this compound, 1,5,6-cyclohex-1-ene or 2,3,4-cyclohex-1-ene?

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Linux Mastering Development

zmv (zsh) over ssh behaves differently between shell and script

I’d really appreciate help getting zmv to work as expected via ssh in a script. I’m trying to change filenames on a remote server over which I have full control. Both local and remote machines are running macOS 10.14.6, with zsh as the default shell. If I open a zsh terminal window, connect via ssh […]

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Linux Mastering Development

Files/directories required for recreating a user with same credentials in another machine

I need to persist credentials of multiple users on a Debian docker container. Which files/directories are required to recreate the the exact same users on new container/VM? For the sake of simplicity, let’s assume we’ll replace (instead of modifying specific lines) the default (if exists), or create new. simplicity. We know these already /etc/shadow /etc/passwd […]

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Linux Mastering Development

fail to install packages into image via virt-customize?

I’ve just got this issue recently, before that I can install zsh, nfs-common to bionic image successfully. I tried to downgrade libvirt to 5.9 but no luck. I download image from here libvirt 6.4.0-1 / archlinux up-to-date export LIBGUESTFS_DEBUG=1 LIBGUESTFS_TRACE=1 virt-customize -a bionic-server-cloudimg-amd64.img –install zsh,nfs-common [ 0.0] Examining the guest … commandrvf: mount –bind /sys/fs/selinux […]

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Linux Mastering Development

Replace values per sign (+/-) in a column

I am trying to build a .bed file with genome coordinates and I am pretty close. Just missing the final step. I have a file that looks like this: LQNS02278165.1 13104710 13109495 BEL-1_PH-I 4785 LQNS02278165.1 9139127 9142308 BEL-1_PH-I 3181 LQNS02278165.1 9222957 9221339 BEL-1_PH-I -1618 I need to replace the 5 column with the sign, with […]

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Linux Mastering Development

amdgpu driver crashes

I’m not sure how to troubleshoot these, but at least once a week, the amdgpu driver crashes and I either have to hard power down or try to ssh in from my laptop and reboot. 0c:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Vega 10 XL/XT [Radeon RX Vega 56/64] (rev c1) (prog-if 00 […]

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Linux Mastering Development

Mageia- Won’t boot after installation

Background Yesterday, I used HTTP, TFTP, and DHCP to PXE boot and install i586 Mageia 7.1. I can’t say it went without a hitch (after figuring out how to PXE boot in the first place, the partition wizard would refuse to create ext4 partitions, but it was happy to create / and /home partitions as […]

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Linux Mastering Development

Keep sshfs connection when switching from wired to wireless network

On my laptop, I often mount the content of my NAS through sshfs, for ease of access. I usually do so with an ethernet cable plugged in, as it makes browsing the files more smooth than with wifi. But sometime, I need to unplug, while still being connected to the same network through wifi. However, […]