I set up a vsftpd in centos6 to set up a virtual user list. The last virtual user is always unable to log in. that is, to create three accounts, only two can log in, and only the first three can log in when creating four. Have you ever encountered thi...
main server jps shows DataNodeDataNode jps: dead nodes is displayed as 0 ...
Server An is old, with php + apache + mysql applications Server B s application wants to use A s mysql data is there a simple way, except for server A to write api ...
I don t understand a paragraph in the official website introduction to parallel: For better parallelism GNU parallel can distribute the arguments between all the parallel jobs when end of file is met. Below GNU parallel reads the last argument when ...
in fact, there is nothing wrong with my installation, the only problem is that it is different from the example given in the official documents, which makes me think I am wrong. trying to go down is not a big problem. excuse me. the server is the Al...
< H1 > question < H1 > centos version 7 , NVIDIA graphics card Tesla P4 , previously installed cuda version 8 , running normally. but after installing cuda9 , restart cannot enter the graphical interface, as shown below: the cuda inst...
Hong Kong Aliyun centos7 configuration vsftpd, user ftpuser user root directory ftpfile can be connected to view and delete, cannot upload and download seliunx and iptable are both closed ...
background description I want to put a project interface in the api.xxx.com domain name in the form of a subdirectory. For example, api.xxx.com friends , this subdirectory is full of friends project interfaces. related codes my corresponding ...
linux node 8.11 after the execution of the npm start project can run, but the file changes will not automatically compile the ant-design used ...
there is a Thinkpad notebook with a label Windows 8 pro, at the bottom. At present, the boot automatically enters the Centos system. How to verify whether there is a Windows system? from the boot boot point of view, you can only choose different kernel v...
downtime for two days over the weekend, start the network today, there is a very strange problem. first of all, the server can be accessed normally, the server can also provide services normally, and the server cannot access its own public IP. I used c...
Server version: CentOS Linux release 7.4.1708 (Core) MySQL version: 5.7.21 -Source Code installation $ mysql ERROR 2002 (HY000): Can t connect to local MySQL server through socket u01 my3306 mysql.sock (2) this is an error I reported when I lo...
for Linux crontab time format * 22 * * * * shouldn t it be executed every 22 minutes? but look at the output 14:44:00 15:00:00 15:22:00 Why is it that at 44 minutes, it should be 66 after 22 minutes, that is, 6 minutes after the next hour? why is...
: my operation procedure is as follows enter pm2 start dev to the startup file directory View the process pm2 list show that the process just started successfully has an error View the log pm2 log I can start by using the original method cross...
my authorization command is grant select on *.* to user_name @ % identified by password ; navicatpingIPpingtelnet3306 3306IP I hope someone can see this problem and take a look at it for me. Thank you. ...
if so, what is the meaning of : in parallel-k echo: A B C > abc_file ? What s the effect? ...
https: www.jianshu.com p 8fc. including all the methods above in this link, have tried, or can not connect, anxious, for several days, please have a look? ...
Error during service worker registration: DOMException: Only secure origins are allowed is normal locally, an error is reported on the server ...
after jenkins successfully executes the npm install and npm run build construction, the jenkins service will be closed. How can I keep the jenkins service open after the project construction is completed? ...
the project is very fast locally. After it is deployed to the server, there will be problems with online access. Sometimes it will come out after visiting 0.1s, and sometimes it will show "connecting " all the time. It took more than ten seconds to co...
knowing the private key and public key of RSA, how to generate a public key from a private key through JavaScript? ...
the data returned from the API is a very long array of more than 2000 pieces of data, and then each piece of data is spelled into the array in the form of {label: xxx , value: xxx }. The v-for loop is in el-option, but it cannot be rendered on the p...
An anonymous function is defined in methods, which displays undefined code when accessing data in data as follows: var vm = new Vue({ el:"-sharproot", data:{ show:true }, ...
<div id="app"> <router-view>< router-view> <div class=""> <router-link to=" ">1< router-link> <router-link to=" 2">2< router-link> <router-link to=" 3"&...
I now want to delete the last five digits, 14 15 16 17 19 ...