linux tag

403 questions


1 answers
67 views
0
"QXcbConnection: Could not connect to display:1" when running xvfb CuteCapt from PHP

Thank you for your help.I'm a new server user who recently started using Linux.Capturing web pages (specifying URLs, rendering, and saving images) is a trial and error process.You can even install Cut...

2 years ago

1 answers
120 views
0
Unable to use php on Amazon Linux: The requested URL was not found on this server

I'm a beginner in programming.I am creating an app that displays data in the database on Amazon Linux. I'm trying to insert httpd so that I can see it from my browser.commands used: sudo yum install h...

2 years ago

1 answers
51 views
0
Why are you printing Namespace using the awk command in the Network Namespace Bulk Delete command in the reference book?

I am currently studying Network Namespace and found the following command in the reference book to delete Namespace in bulk.forns in$ (ip netns list | awk'{print$1}'); do sudo ip netns delete $ns; don...

2 years ago

2 answers
98 views
0
Do you have any tools that teach you how to use functions in the Vim plug-in or Linux tool?

The languages we use are Python and C/C++, and we are looking for tools in our language environments that can teach us how to use functions like PyCharm and CLion.These IDEs are all you need to do, bu...

2 years ago

1 answers
72 views
0
How to Open Vim from the Right-click Menu

I am currently using Linux Mint 18.3.When I right-click on the text file, there is a menu called Open with Vim.Nothing happens when you click it.How can I start Vim from the right click?I think I inst...

2 years ago

2 answers
114 views
0
Why do you need ARG_MAX? (Or how do you decide on ARG_MAX?)

On Linux, there is a limit to the number of arguments passed to commands in the shell.For example, if you try to execute a command like foobar* for many files and get a Argument list too long error, t...

2 years ago

3 answers
83 views
0
How do I check my Linux server service logs?

US>On Linux servers, you are running services such as nginx, php-fpm, and mysqld.Is there any software that makes it easy to view log files for these services?Currently, whenever there is a problem, I...

2 years ago

1 answers
124 views
0
Debian10's bash shell now says 'command not found'...

All commands now appear command not found on the Debian 10 bash shell...How can we solve this problem?Is there only a reinstallation?Please let me know.

2 years ago

2 answers
69 views
0
Specify the field to search for a string in the Linux shell script

I don't know how to do it.Number | Name | Height | Weight There is a table that records the .I would like to extract people over 170 centimeters tall and under 180 centimeters from here. grep$a filena...

2 years ago

1 answers
47 views
0
Information About SSH Multiple Connections Using pexpect

I am a beginner at python and linux.I want to use pexpect to connect multiple times with ssh, but it doesn't work.The steps you would like to take are as follows.1. SSH connection from terminal A to t...

2 years ago
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