linux - Regarding the mixed use of while read and sed, sed eats the first line of standard input

There is a crashcourse_test.txt file with the following content: {code...} The content of the while_read.sh sc...

From [Linuxdiscussion group] 2017-06-10 09:48:43 0  1  1156

linux - nginx default page cannot be opened

I installed apache and nginx at the same time and only opened nginx. When I entered localhost in the browser, ...

From [Linuxdiscussion group] 2017-06-10 09:48:35 0  2  1038

Linux operation and maintenance - Linux is hacked and a certain process keeps making http requests. How to find it?

I deployed a 3proxy open proxy on a test Linux, and it suddenly became slow recently. Checking the log {code.....

From [Linuxdiscussion group] 2017-06-08 11:02:46 0  2  1173

linux - Why does the `echo -e "\n"` command output two blank lines when it has only one newline character?

As title. {code...}

From [Linuxdiscussion group] 2017-06-08 11:02:43 0  3  1126

node.js - How to correctly configure nodejs on cenos system?

Alibaba Cloud's cloud server ESC is used, and the CentOS system is selected. According to the official website...

From [Linuxdiscussion group] 2017-06-08 11:02:33 0  2  834

javascript - How to deploy a project with separate front-end and back-end between vue.js and node.js to Ubuntu server

The project is a project with front and back ends separated. The code for the client's front end, the front en...

From [Linuxdiscussion group] 2017-06-08 11:02:24 0  2  1248

How to include a file in ubuntu?

For example, I want to include the httpd.conf configuration file in apache2.conf. How should I include it?

From [Linuxdiscussion group] 2017-06-08 11:02:20 0  1  776

Why are all the files in this folder locked in Ubuntu?

I also forgot what operations I did in the past few days. Only the files in apache2 are like this. Every time ...

From [Linuxdiscussion group] 2017-06-08 11:02:17 0  2  1157

node.js - bash starts Node service localhost cannot be accessed

Two node services were successfully started at the same time. The same port and the same 4000 cannot access lo...

From [Linuxdiscussion group] 2017-06-08 11:02:14 0  1  988

python - nginx+uwsgi startup prompt nginx: [emerg] unknown directive "socket"? How to solve it?

Hello everyone, I have recently been developing a personal website and encountered some minor problems during ...

From [Linuxdiscussion group] 2017-06-07 09:25:11 0  1  1207

linux - How to pause a running python script

I installed a Linux system called debian and python3 through gnuroot on my Android phone to run the automatic ...

From [Linuxdiscussion group] 2017-06-07 09:24:22 0  1  1413

linux - Alibaba Cloud server cannot connect via ssh Connection reset by peer

The terminal cannot connect to its own server. ssh_exchange_identification: read: Connection reset by peer rep...

From [Linuxdiscussion group] 2017-06-07 09:24:16 0  2  1265

linux - What does this hacker code mean?

Today I found that redis could not connect to a server. I found such an instruction {code...} on the server an...

From [Linuxdiscussion group] 2017-06-07 09:24:08 0  2  977

linux - CentOS suddenly cannot connect to the Internet and encounters the following problems.

I'm a little anxious. Let me describe the current situation. The centOS minimal version installed is configure...

From [Linuxdiscussion group] 2017-06-07 09:24:03 0  1  891

ubuntu - Where are the php files placed after apache is installed?

Entering localhost in the browser can open it normally. If I want to open a php file, where should the php fil...

From [Linuxdiscussion group] 2017-06-07 09:23:47 0  2  930