Edup8188cus can be used for free in Linux, and it is convenient to build a WiFi hotspot for network testing.HOSTAPD is a hot-spot simulator running in user space that is easy to debug and record access logs, and WiFi debugging is quite useful.Installing HOSTAPDsudo apt-get install HOSTAPDNote: The HOSTAPD installed in this way is version 2.1, because the version is too new to conflict with other drivers. Run the following instructions to resolve:sudo nmcli nm wifi offsudo rfkill unblock WLANIt c
The server was replaced by a previous arrayipfilter+ipnat+dhcp--freebsd5.4UnderIpfilter+ipnatPacket filtering, forwarding, andDhcpServer Schema Notes, but recently felt that the server will often drop the line, on the server to open aDnsCaching services, hoping to mitigate the current situation through caching.First describes how to set up a high-speed DNS cache server on FreeBSD, citing the words in the FreeBSD Chinese manual:
A cached domain name server is a
the current directory.
Example 1,Copy C:\123.txt D:\Copy the 123.txt to the D:\ directory. If this operation succeeds, the command line window prompts "1 files copied".
Example 2,Copy C:\123.txt D:\abc.batCopy the 123.txt to the D:\ directory and modify it to Abc.bat, where the file name and its format are modified.
Example 3,Copy. \123Copy the files from the 123 subdirectories in the current directory to the current directory. It seems a little difficult to understand, hehe, explain: for ex
Dns from the domain name serverHost Name:ns2.dns.com ip:192.168.200.102Nameserver 192.168.200.102Nameserver 192.168.200.101Configuration :[Email protected] packages]# vim/etc/named.confOptions {Listen-on Port 53 {192.168.200.102;};Listen-on-v6 Port 53 {:: 1;};Directory "/var/named";Dump-file "/var/named/data/cache_dump.db";Statistics-file "/var/named/data/named_stats.txt";Memstatistics-file "/var/named/data/named_mem_stats.txt";allow-query {any;};/*-If You are building a authoritative DNS server
I always thought that the tree array could use a line of tree water to pass through, until I encountered a tree-shaped array template problem today.Then began to seriously learn the tree-like array, suddenly found how to write QWQQQQ so well.Part of the content transferred from https://www.cnblogs.com/hsd-/p/6139376.htmlI. Tree-like arrayThe tree-like array is a data structure, and the core idea is to use the complement idea of the binary system.The first is a tree-like array of structure diagra
1. When creating a Webpack project without using the framework(1). NPM init-yGenerate Package.json File(2). NPM Install--save-dev WebpackInstalling Webpack dependencies under the current project(3). If Webpack is a 4+ version, you need to install WEBPACK-CLI or Webpack-commandNPM Install--save-dev webpack---save-dev Webpack-command(4). Create the dist and src files in the root directory webpack-Demo |- Package.json |- /dist |- index.html |-Index.jsChange the Package.json file at the s
":" , "license": "ISC" "devdependencies" : { "Babel-core": "^6.26.0" "Babel-loader": "^7.1.2" "babel-preset-es2015": "^6.24.1" Span style= "COLOR: #000000", "Webpack": "^3.10.0" "Webpack-dev-server" : "^2.11.0" }} 4. Playing the CodeAfter the configuration of the above environment, we can in the Src/main.js file crazy code, at this time the written ES6 grammar in the project after the operation can be correctly compiled into ES5 grammar!!!Ente
A good Java application that wants it to run in the background at boot timeAlready packaged as a. jar file, the JRE directory is also placed in the installer package, and the directory after installation isC:\Program Files\myproject\startup.batC:\Program Files\myproject\myproject.jarC:\Program Files\myproject\jre?Startup.bat content:@echo offSet Path=%path%;%cd%\jre\binSet classpath=.; %cd%\jre\lib\rt.jar@echo onJava-jar Myproject.jarThe Startup.bat i
Web服务器状态(v2.2, v2.4)11.Nginx Web服务器状态12.Mysql数据库(多台服务器,单个显示:带宽,查询/s, 处理者,锁,问题,临时操作,连接,二进制日志,线程,innodb引擎等)13.ISC Bind域名服务器(多个服务器,单个显示:客户,请求,查询,更新,失败等)14.Postfix邮件服务器的消息队列(条目,大小)15.Squid代理服务器(客户带宽和请求,服务带宽和请求)16.硬件传感器(温度,电压,风扇,电源,湿度等)17.NUT UPSes(负载,充电,电池电压,温度,使用指标,输出指标)可以监测任意数量的SNMP服务,不过你需要进行配置,还可以对此软件进行扩展,可以使用任何语言编写插件,以此来从任何来源收集数据
The following is a simple record of the deployment process under Netdata (Cetnos):
123456789101112131
1. Create the project folder MyApp
Manually create MyApp, or mkdir MyApp
2, CD myapp3, NPM init (initialization project) 4, all the way to enter (about the project information, you can not write, all the way to enter)
You can fill in some project information in this step, or you can complete the 5th step after completing
5, the above steps end, the MyApp folder created the Package.json file
Package.json file:
{"Name":"MyApp",//Project name"Version":"1.0.
language's runtime.Then the corresponding US Python integer type object isC code
Ytypeobject Pyint_type = {
Pyobject_head_init (pytype_type)
0,
"Int",
sizeof (Pyintobject),
......
};
4. Custom ObjectsWhen we create a Python object, we end up doing it through the bottom of Python,After we have defined our own class A in Python, Python begins by creating a class object (class object) based on the code you write, an
The PHP library provides developers with a standard interface that helps developers take advantage of object-oriented programming in PHP. These libraries provide a standard API for specific types of built-in functionality, allowing classes to interact seamlessly with the PHP engine. In addition, developers can use these libraries to streamline workflows and provide productivity.Let's take a look at these very useful and free class libraries and hopefully they will help you.1.RequestsRequests is
;
Guide it to control the main page surface;
Write the main page (ie index.html);
Add CSS style (STYLE.CSS);
If we follow the step-by-step steps of the guide, we can create a starter project in 5 minutes.
However, most people always fall into the "why" and "how" and spend a lot of time.
Development environment
We need a place to accommodate your project files to your editor.
To create a new folder:
mkdir angular-start
CD Angular-start
To add a function library that you need
2016.02.19
Changed the title of the original blog.
From "casually write something (01)-First to build frame bar" instead of Projectone.
I will not repeat them later.
First of all, a project must have a package.json.
This thing is used to manage the dependencies of this project,
So, just go over it, under the E:\ProjectOne directory, with a
NPM Initcommand to start creating the Package.json file.
After filling in a series of answers, we finally created our special Package.json file, as shown be
device. DHCP is used to assign IP addresses to even such as mobile devices, and the DHCP server is first installed.
$:sudo Apt-get Install Isc-dhcp-server
Edit */etc/dhcp/dhcpd.conf * files, as follows:
Ddns-update-style none;
Ignore client-updates;
authoritative;
Option Local-wpad Code 252 = text;
Subnet
10.0.0.0 netmask 255.255.255.0 {
#---Default gateway
option routers
10.0.0.1;
#---Netmask
option subnet-mask
255.255.255.0;
#---Broadca
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