for example, the following result is horizontal usr java jdk1.8.0_51 bin jstat -gc 24954 S0C S1C S0U S1U EC EU OC OU MC MU CCSC CCSU YGC YGCT FGC FGCT GCT 2048.0 2048.0 1675.5 0....
is installed with yum on the Internet I. the software package required to install the NFS server: yum install-y nfs-utils then start the service directly with systemctl start nfs-server.service but I compiled and installed it, how do I start it?...
in testsql.js: var express =require( data wwwroot project node_modules express ); var mysql =require( usr bin mysql ); run: node testsql.js Tip: usr bin mysql:1 (function (exports, require, module, __filename, __dirname) { ELF ...
1, how to start the python script as a linux service and pass parameters with javaweb and post request. httpPost (127.0.0.1 jsonParam) ...
problem description there are times when ping is blocked and network requests are timed out in some areas of the website. There is a chance in any region, and the frequency is not low or high. Excuse me, how can this situation be improved? I don t ha...
Linux can or how to access locally specified disk files? for example, my disk address is at 10.99.1.33 Special effects Video a.mp4 how to access it in Linux I use FFmpeg to capture video images. Run the command: ffmpeg-I 10.99.1.33 Sp...
there is a server whose IP is 10.99.40.xxx, which is used to deploy the project, and a server with an IP of 10.99.1.x, which is used to store video images. if I want to access the server where the video images are stored on the project server. Should b...
a.php and b.php are available in the linux environment. Now the code relationship is as follows. It takes more than 6 seconds to execute a.php. How can you optimize it so that a.php can be executed within 3 seconds? a.php $test = new test(); $arr = [ ...
I would like to inquire, how should I write the ten historical commands before and after order 429 in history? ...
the company has added a fortress machine to its online server, is there any way to automatically upload and deploy jenkins? ...
Ali server (centos system) uses jenkins to execute cp-r in shell to report permission denied I have set authorization in the global settings of jenkins, but I still do not have permission. ...
how to mount the folder of the specified server for example, I have a disk address: 10.99.1.33 Special effects Video how to mount to Linux and then access it. ...
Server: Aliyun system: Ubuntu 16.04.4 after installing nginx, I deleted the default of etc nginx sites-enabled using ln-s etc nginx sites-available default etc nginx sites-enabled default to establish soft link, reload nginx service, it is ...
problem description Open two serial ports at the same time in Android environment, one of them receives the instruction and sends the instruction to the other, but the command of the second serial port will block and often return garbled or the two in...
centos 64-bit vim opens the file as follows: on the left side is the centos 32-bit vim open file display, the right side is centos 64-bit display, feel a bit awkward into bold, online search to modify the bold way does not work, do not know how to c...
now the requirement is to write a log file. I want to record the running command of the python script at the beginning of the log file. For example, my command line call command is python3 test.py-a hellow-b wolrd . I want to record the string "log-a ...
set 05 17 * cd root crawler test&& scrapy crawl test cannot execute but the command cd root crawler test&& scrapy crawl test can be executed successfully on the command line ....
want to use the command line situation in the linux server to run the methods in the controller, such as the get method in the stu controller in the app module ...
ask for help. Recently do a movie search function, need to crawl btso search results. But no matter how you set it with curl, it returns 403. I have also tried to add a header message, but I can t do it either. Please help me! Thank you! $url = htt...
I use NERDTree, in vim and there is a very useful shortcut Ctrl+w+w is used to switch horizontally, but I think it s too troublesome. I want to set another shortcut for this key combination, such as . Ctrl+Alt+Left I don t know how to configure it...
problem description < div class= "rl-list-box " vmurf = "(item, index) in infoList ": key= "item.index " > <contentBox2 :currentDate= item >< contentBox2> < div > infoList is an array. I pass each value in it to a...
1. In the route, use beforeEnter to determine, and then router.push ({name: CombineOrderShipments }); jump to the CombineOrderShipments page, where there is a button in the CombineOrderShipments page, and continue to the OrderFormDetails page. qu...
problem description The installation on Mac is successful, as shown in the screenshot. But I can t find it. Failed to find, pyspider all with which command what s the problem with the Gods? the environmental background of the problems and what m...
python alien project, aliens can only move one line, other lines can not move, solve? main function import pygame from pygame.sprite import Group from setting import Settings from ship import Ship import game_functions as gf from alien import Alien ...
official account project, the website uses http protocol, and some of the pictures use https protocol. Post it, check it on the phone, and find that the pictures don t appear on android and most ios phones. [pictures can be displayed normally on ios 12 ...