A shell is software that lets users interact with the operating system, usually by typing at a command-line.

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44 views

BASH SCRIPT for complete data [on hold]

Hello i was search but i no found noting about copy inside the same file.I have this CSV file."ID";"Comb ID";"Price";"Comb Price";"Name";"Descr""3";"";"200";"0";"name1";"Desc some""4";"21";"";"...
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0answers
18 views

see Unix userids in macOS

I have a million-file 900-userid snapshot of an old Unix file server. On Linux I can browse it and have ls -l show usernames from the snapshot's /etc/passwd, by just chroot'ing to the snapshot's top ...
0
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1answer
54 views

Why don't Go (lang) binaries show up in `which`, `whereis`, and similar tools?

I've installed a couple of Go utilities via go get -u github.com/[owner]/[repo] and I don't understand why they don't honor standard shell conventions. The utility I installed had no trace of anything ...
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0answers
25 views

Windows 10 Broke, with all the text and buttons in dialog & pop-up missing [on hold]

So I was looking at SuperUser when I was trying to find a way to fix my friend's flash disk that "broke" because of Rufus has failed him, so anyways, while I was searching, Windows has failed me and ...
10
votes
2answers
1k views

How to edit Excel file (xlsx) using linux shell

Is there a way (tool) to edit XLSX files using Linux shell?What I need is a way to remove the last three not empty rows from the first worksheet.I know that XLSX is just a zip file, packed with ...
1
vote
1answer
24 views

Difficulty importing numpy into python shell after installation

After installing numpy through pip in my command prompt then entering a python shell, I can't import numpy into the shell for use. I've uploaded a picture for reference; I have tried restarting my ...
0
votes
1answer
17 views

shell command on matching line (in vim: combine the global `:g` or `:v` command with shell command)

I want to use a shell command (fmt in this case) to operate on every (non-)matching line of a regex in a file. I'd prefer to do it within vim! I am, nonetheless, open for a pure shell/bash/zsh ...
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2answers
34 views

Vagrant: Shell Provisioner operation in a multi-machine environment

I am building a multi-machine environment and am puzzling over the behaviour I am seeing as the Vagrantfile is processed.My goal:Create n number of virtual machines with 3 different roles. All n ...
2
votes
1answer
26 views

Shell pipes - the order of things

Because netcat on my box doesn't support -e,The netcat man page gives me this workaround:$ rm -f /tmp/f; mkfifo /tmp/f$ cat /tmp/f | /bin/sh -i 2>&1 | nc -l 127.0.0.1 1234 > /tmp/fI ...
0
votes
1answer
66 views

How should I install homebrew into /usr/local subdirectory manually?

Manual installation directions in docs.brew.sh are very brief and unsatisfactory, resulting in some errors if I try it in a subdirectory of /usr/local without using sudo. Directions in this question ...
1
vote
1answer
47 views

Forward shell to serial on Linux

I'm trying to forward a shell to serial (USB to RS232) so I can use an old monochrome CRT terminal.How can I forward a shell to a serial port so the other end can send commands & read output ...
0
votes
0answers
15 views

Launching a UWP app as the shell

In the excellent answer to How do I replace the system shell (explorer.exe) with another process in Windows 10? one provides the path to an executable as the value of a registry key.Can this be ...
1
vote
2answers
80 views

Get intermediate nodes using ping

I need to get intermediate nodes when requesting the route through ping. I can get the intermediate routes through traceroute url, but in the server there's a problem I cannot use traceroute. I ...
1
vote
1answer
19 views

Handle filename with blank in shellscript

These are my folder structure.[set symbolic links here]/links/[entity] /data/a 1/ #(folder name has blank)/data/b 1//data/c 1//data/d 1/...I want to made symbolic link for each ...
3
votes
1answer
25 views

Filename generation from variable in zsh without spawning subshell

In zsh I have a glob pattern in a variable, and I want to define another variable that performs filename generation on that pattern. Is there a way to do this without spawning a subshell?The ...

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