ctx.set( Content-disposition , attachment; filename=district.csv ); ctx.set( content-type , text csv; charset=utf-8 ); ctx.statusCode = 200; ctx.body = csv; set excel to open or garbled in this way ...
there is currently an API interface program using express. With PM2 deployment and cluster mode enabled, 3 instances are required to count the overall qps (number of queries per second). now the interface puts the content into the kafka message queue a...
there is a problem. Now there is only online packaged vue code left in the project, and then the requirements have edges, but there is no source code. How can I find the source code now? If you can t get it back, is there any way to achieve the increase...
how to convert field hump type and underscore type by adding, deleting, modifying and searching operation by Sequelize ...
let status = true; while (status) { } console.log ( "not executed here "); ...
sometimes normal and sometimes abnormal, use document.body.scrollTop = document.body.scrollHeight;; on the contrary, input will not be pushed up. Can you give me some advice? Thank you when the keyboard pops up, there is a value in document.body....
< form action= " addPackageType " method= "post " enctype= "multipart form-data " > <label for="packageName">< label> <input type="text" name="packageName" id="pa...
enter hexo d to appear: fatal: git@github.com lixinblog lixinblog.github.io.git does not appear to be a git repository fatal: Could not read from remote repository. Please make sure you have the correct access rights and the repository exists. ...
Warning: Encountered two children with the same key, `.$4`. Keys should be unique so that components maintain their identity across updates. Non-unique keys may cause children to be duplicated and or omitted the behavior is unsupported and could change i...
there are many methods in the project to request the interface, and sometimes the token expires, so it needs to be judged and processed in each method. Is there any way for node.js to obtain the response, uniformly and then deal with it? the foregroun...
if the node service is restarted, it will affect the online bar ...
ask for answers from all kinds of gods ...
A vue actual combat project imitating ele.me on Mu course net, which has set up route, uses json file mock data locally, json file is placed in static folder, and wants to be extracted with axios. Just look at the seller section of json. The json conten...
1 br Nodejs inserts data into the data 2mysqlutf8mb43, the front end uses react+redux, 4. I guess the problem lies in the character encoding here ....
this is my own service run with nodejs. You can visit . : : server.js still report the same error ( "^ ") ( "^ ") ...
at present, the front and rear ends of the company s project are separated, and the front end uses webpack+angular, and the back end uses java. Now, I want to write a set of node background based on the company s front-end project. I don t know if it ...
an error was prompted after using server-side rendering mobx Please also explain ...
recently I watched the teaching video of vue2.0 high imitation music webapp, but because the version of vue-cli (vue-cli version is 2.8.2) is different, there is no dev-server.js file in my build directory. On the video, the request for cross-domain da...
according to nest.js official documents, request parameter verification is implemented using class-validator and pipe , but can only be fully verified according to the rules defined when the entity is defined, that is, the verification rules in th...
when our website is opened on the computer side, Baidu news often appears at the bottom of the page. I don t know what this is caused by, is it the code? Did we drive it on our own initiative? Or are there some problems with the settings of the operato...
problem description I wrote Mini Program on the first day. I just finished creating the project, and then I reported this mistake. What is the reason for this? cloud init error: {errMsg: "operateWXData:fail invalid scope "} the environmental backg...
let paramArr = JSON.parse(paramArray) let data = []; paramArr.forEach(async (val, i) => { let easywlb = dasign ? tqyybm : (tqyybm.substr(0, 2) === 02 ? ( 12 + tqyybm.substr(2, 4)) : ( 11 + tqyybm.substr(2, 4))); let p...
var data = [{ id:1 } ,{ id:2 } ,{ id:3 }] is similar to this structure. An element object in data corresponds to a record in a database table. then Sequelize how to do it all at once? ...
let data = await this.getAccessToken() var access_token = data.access_token if (data.access_token) { let data = await this.getShareQRcode({ "access_token": access_token, "scene": 123456 , ...
1. because there are a bunch of picture link addresses in the background, and you need to check them one by one, in order not to repeat a manual copy of the picture address, and then paste it into the browser input box, you want to find a plug-in or oi...