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,
Many Java operations on blob and clob fields in Oracle on the network are not comprehensive, some are inaccurate, and some are even nonsense. The recent project uses this knowledge and summarizes it here.Environment:Database: Oracle 9iAPP server: BEA WebLogic 8.14Table Structure:Create Table testblob (ID int, name varchar2 (20), blobattr BLOB)Create Table testblob (ID int, name varchar2 (20), clobattr clob)Java can access and operate databases through JDBC or JNDI. There are some differences bet
Common vue project loaders and configuration details, vue loading configuration details
This article describes common vue project loaders and their configuration details. The details are as follows:
1. Install sass:
1.1 because sass-loader depends on node-sass, you must install node-sass while installing sass-loader.
npm install --save-dev node-sassnpm install --save-dev sass-loader
1.2 modify the
2. Install axios:
In php, the most common way to convert arrays and strings is to use the explode () and implode () functions for conversion. Today, a friend asked me this question, let me sort out and share it with you.
See the two functions.
Implode function:
Use the implode function to convert an array to a string.
Explode function:
Use the function explode to convert a string to an array.
Example 1.
Today, I saw a post in the php forum asking my friend how to convert a string into an array. As a new php progr
Write CS,AJAX can also be using system;Using system. Data;Using system. configuration;Using system. Web;Using system. Web. Security;Using system. Web. UI;Using system. Web. UI. webcontrols;Using system. Web. UI. webcontrols. webparts;Using system. Web. UI. htmlcontrols;Using system. Data. sqlclient;/// /// Summary of provcityservstat/// This class is mainly used when the province/city/service station are all pulled into the judgment, the province and city teachers are both autopostback/// Public
In php, the string is converted to the array functions explode () and implode (). In php, the most common way to convert arrays and strings is to use the explode () and implode () functions for conversion. Today, a friend asked me this question, next I will sort out the most common method for converting arrays and strings in php to each other, that is, using the explode () and implode () functions for conversion, today, I saw a friend ask this question. I will sort it out and share it with you.
See the two functions.Implode function:Use the implode function to convert an array to a string.Explode function:Use the function explode to convert a string to an array.Example 1.Today, I saw a post in the php forum asking my friend how to convert a string into an array. As a new php programmer, the first response is to think of explode (), implode () these two functions. The new one is also converted to an array using the functions in it.Con [1] = 28 selt [1] = 1
name defined in the property File042 * @ param con connection object043 */044 public void freeConnection (String name, Connection con ){045 DBConnectionPool pool = (DBConnectionPool) pools. get (name );046 if (pool! = Null ){047 pool. freeConnection (con );048}049}050051 /**052 * obtain an available (idle) connection. If there is no available connection and the
route, which displays routing information. PING-C3 172.25.25.254 sends 3 ping packets to the IP for 172.25.25.254.There was a strange order, not to say in the book, but to use it directly. I don't know what that means.
That is to show all hops between the local system and the classroom.example.com host, what is a hop? It may be a question of translation. Don't understand. Take a look at this strange command:$ Tracepath classroom.example.com
Next there is an unnamed co
Ajax, that's all.The next step is to implement VUE-CLI to create the project and add a data simulation interface for the News class:1. Installing VUE-CLI Global ScaffoldingNPM Install--global VUE-CLI2. Create Vue ProjectVue Init webpack MockjsCD MOCKJSNPM Install Axios--save3. Installing MOCKJSNPM Install MOCKJS--save-dev4. Project directoryAxios/api used to encapsulate AxiosHello.vue Page HomeNeswcell.vue News ComponentsRouter/index.js RoutingMain.j
does not have the very good safeguard, the follow-up may consider introduces the token authentication the plan 2. Login status Trigger, the latter can be combined with the interface request level interception, before the request to send the global blocking method. Configuration of Axios
After vue2.0, the official Recommended network interaction option uses Axios, which is based on the Promise HTTP request
represents ping3 timesTrace to the remote host pathTraceroute can track UDP, ICMP (-i) or TCP (-T) packages, but it is not installed by defaultTracepath Tracking UDP PacketsShow socket StatisticsSsNetstat not installed by defaultOptions-N Displays the interface and port number instead of the display name-T display TCP sockets-U display TCP sockets-L show only sockets in listening-A displays all sockets (listening and established)-p Show processes using sockets3. Configure the network with NMCLI
represents ping3 timesTrace to the remote host pathTraceroute can track UDP, ICMP (-i) or TCP (-T) packages, but it is not installed by defaultTracepath Tracking UDP PacketsShow socket StatisticsSsNetstat not installed by defaultOptions-N Displays the interface and port number instead of the display name-T display TCP sockets-U display TCP sockets-L show only sockets in listening-A displays all sockets (listening and established)-p Show processes using sockets3. Configure the network with NMCLI
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