Article Title: how to modify the time zone of the RedHatLinux operating system. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
Here is an example of changing the timezone: (Logged in as root)
In order to manually change the timezone, you can edit the/etc/sysconfig/clockfile and then make a new soft link to/etc/localtime. here is an example of changing the ti
can be seen in the JWT Chinese documentation.In addition JWT official website has debugging tool, can assist to check wrong.
How 0x2 is used in the Web
The client sends a login request (this login request does not require JWT verification) and returns token in the login request.The client saves tokens, and later requests for tokens are brought to the header.
0x3 Combat
Using JWT in the echo frame
Here are the official documents and tutorials, which are more clearly said.We only need to generate
); } return next(action); };}const thunk = createThunkMiddleware();thunk.withExtraArgument = createThunkMiddleware;export default thunk;
As can be seen from this, it is to strengthen the function of the dispatch, before dispatch an action, to determine whether the action is a function, if it is a function, then execute this function.
Then we can use it very simply, when we modify the Actions.js
import axios from '
'}) }})Step 2: Route redirect for Logon status verification
First, compare the two codes in the lower part of the pipeline.
Router. beforeeach (to, from, next) = gt; {Let islogin = xes. getcookies ('Token') if (! Islogin) {// if it is the logon page path, directly jump to next ('/login');} else {next ()}})
Router. beforeeach (to, from, next) = gt; {Let islogin = xes. getcookies ('Token') if (! Islogin) {// if it is the logon page path, directly jump to the next step if (. path = '/login') {
Vue2.0 user permission control solution example, vue2.0 permission Control
Vue-Access-Control is a front-end user permission Control solution based on Vue, Vue-Router, and axios. It controls the routing, view, and request layers, this allows developers to implement user permission control at any granularity.
Install
Version requirements
Vue 2.0x
Vue-router 3.x
Obtain
Git: git clone https://github.com/tower1229/Vue-Access-Control.git
Npm: npm I v
Vue-Access-Control front-end user permission Control solution,
Vue-Access-Control is a front-end user permission Control solution based on Vue, Vue-Router, and axios. It controls the routing, view, and request layers, this allows developers to implement user permission control at any granularity.
Overall Thinking
At the beginning of the session, initialize a Vue instance with only the logon route. In the root component created hook, direct the route t
Vue2.0 user permission control solution, vue2.0 permission Control
Vue-Access-Control is a front-end user permission Control solution based on Vue, Vue-Router, and axios. It controls the routing, view, and request layers, this allows developers to implement user permission control at any granularity.
Install
Version requirements
Vue 2.0xVue-router 3.xObtain
Git: git clone https://github.com/tower1229/Vue-Access-Control.git
Npm: npm I vue-access-contro
), (7,1, ' EA ', 1.00), (10,2, ' EA ', 1.00), (11,15, ' EA ', 1.00), (12,3, ' EA ', 1.00), ( 13,4, ' EA ', 1.00), (14,2, ' ML ', 205.00), (15,7, ' EA ', 13.00), (16,12, ' G ', 15.00), (17,16, ' G ', 15.00)CREATE TABLE dbo. Cities(Cityid char (3) NOT null primary key,City varchar (+) is not NULL,Region varchar (+) NULL,Country varchar (+) NOT NULL);CREATE TABLE dbo. Roads(City1 char (3) NOT NULL references dbo. Cities,City2 char (3) NOT NULL references dbo. Cities,distance int NOT NULL,Primary KE
Detailed description of vue + vuex + koa2 Development Environment establishment and example development, vuexkoa2
Preface
The main purpose of this article is to learn how to use the koa framework to build web services and provide some backend interfaces for frontend calls.
The purpose of setting up this environment is that the front-end engineer can request data from the back-end engineer through the http path set up by the front-end engineer before agreeing with the back-end engineer on the Int
# # One, send AJAX requests# # 1. Brief introductionVue itself does not support sending AJAX requests, it needs to be implemented using plugins such as Vue-resource, Axios, etc.Axios is a promise-based HTTP request client that is used to send requests and is vue2.0 officially recommended, while not updating and maintaining Vue-resourceReference: Search Axios on GitHub, view API documentation# # 2. Using
Today teaches us a cool code, glittering map of China. Just need to use vue+vuex+axios+echarts to make this map dynamic update, let's take a look.
I. Build the project and install the plugin
# installation VUE-CLINPM Install vue-cli-g# Initialize Project Vue init webpack china-map# cut to directory CD china-map# Setup project dependent npm install# install VUEXNPM Insta ll Vuex--save# installing AXIOSNPM install
', Item.menuicon]" >i> Span class= "Hljs-tag" >span>{{item.menuName} }span> Q: I used Axios, why IE Browser does not recognize (ie9+)IE 整个家族都不支持 promise, 解决方案:npm install es6-promise// 在 main.js 引入即可// ES6的polyfillrequire("es6-promise").polyfill();Q: I used the this.xxx= within the function, why throw cannot set property ' xxx ' of undefined;这又是this的套路了..this是和当前运行的上下文绑定的...一般你在axios或者其他 promise , 或者set
Vue2.0 http request and loading display instance, vue2.0loading
We need to add two additional dependency vuex and axios :( or write the MyFirstProject of the previous project)
npm i vuex axios -D
First, briefly describe the http request
1. Introduce axios in main. js
import axios from '
See vue.js have a few days, before also fragmented, but have not hand to write demo, this few days backstage matter relatively little, has been discussing various needs (in fact, the company on demand or more attention and rigorous, a project needs to discuss almost a week, this to put before, God ... , so I think of the simple vue, such as the following is only a personal understanding, not to the place also looked at the garden friends, involved in the things have Vue, Vue-router, Vuex,
and then enters the United States from the Great Lakes area, arrive in Detroit, the city of cars.
The number of domestic flights for international flights is larger. Most of the domestic flights are 6 in each row, while the number of international flights is 9 in each row, and the size of large flights is also stable. However, 12 hours of sitting is indeed quite miserable, and this time is still the time for Chinese people to go to bed, the situation can be imagined. After arriving in Detroit,
According to foreign media reports, the United States Colorado State Denver Police said in Thursday, the United States "spam King" Edward Davidson (Edward Davidson) in Sunday after the successful escape, has been in Thursday near the Denver first shot his wife and three-year-old daughter, and then shot himself.
Denver prosecutor Troy Eder (Troy Eid) said police
EnterpriseLinux Server release 5.4
Hostname
Gc1
Gc2
Database
Oracle 10.2.0.1
Oracle 11.2.0.1
Character Set
ZHS16GBK
ZHS16GBK
ORACLE_SID
PROD
EMREP
Listener Name/Port
LISTENER/1521
LISTENER/1521
Goldengate User
Ogg
Ogg
1. Continue to the experiment 3 environment, close the synchronization process, and perform updata and delete operations on gc1.
SQL>Select * from TCUSTMER;
CUST NAME CITY ST
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