WeChat QR Code


I'm using NodeJS childprocess to run shell commands on NodeJS / Express server (localhost). Everything goes well with basic shell commands like 'ls' (from NodeJS documentation): const { spawn } =


I have to make a find dublicate game sample for school, I have 16 buttons with each2 buttons have same image. But the problem is, I want to randomely set position of that 16 buttons when I opened the


I try to ask patients for a doctor like this in my service. At first I add some pets to a doctor. Then when I try to get the list of pets, it will be returned, but after records will be removed from


I'm trying to run the following command in jenkins pipeline code def response="curl -D- -u 'AAA:AAA' -X POST -H 'X-Atlassian-Token:nocheck' -F 'file=@${workspace}\test.txt' http://localhost:8080/rest/


You are given a array and you have to delete the element from array so that the sum of deleted element is maximum. Condition for deletion :- 1. You can delete the elements from either end only.

从Spring JDB模板返回泛型类型

I want to create a generic method which should look like that: public<T,S,R> getCell(S column,R arg){ return jdbcTemplate.queryForObject("select ? from PASS_IND_SP_LINK where PASS_IND_LINK_ID=?

Android XML标签栏设计?

How to create Like that Tab bar in Android Please Help


I dont have enough reputation points to upload the picture so here is a link. I'm kind of stuck with this question and I think it is between A and D but im not sure.


I want to produce two HTML tables using tabulate paackage, but i am only able to produce one table and send mail , Is it possible to put more than one html table into a message sent with smtplib and


I am making a post request through C# to PHP and it taking time between 1600 to 1800ms. I have also test my server side code which is taking on 0.052 seconds to complete. It means that there is


For one of my healthcare related service, I want to integrate third party service in Siri. Is it possible to add this feature without installing the third party app. Google Assistant in Android

const yAML CPP节点多次使用时的变化

For a .yaml, say aaa: bbb: ccc: testOne ddd: testTwo the goal is to find the value for a given parameter path, e.g. aaa/bbb/ccc. When I try to do this twice, although passing a


I am currently sending a file from my app using HTTP to a WAMP server on a PC. The problem is that it is not easy to set up a server (dealing with the firewall). Is there a simpler way (from the user


I have an interface which defines multiple events, some with delegate type EventHandler<T> with T for example <string>. Objects implementing this interface are used in another class, a


Is there a way that a person can understand source code better by getting a bigger view of it? Example a syntax view function in Visual studio? I am a self taught beginner developer in a brand new


UsingMiniKube on Windows 10 I have Traefik installed using a Daemonset as per the instructions here I installed CockroachDB (CD) using: helm install --name my-release-cockroachdb stable/cockroachdb


I having some trouble with my non-geographical map using react-leaflet, I'm using webpak-dev-server to compile my code but when it supposed to load the tiles from the given url <TileLayer url={


I am working on a project to invalidate specific tiles cached at a CDN. Similar to the GWC API I would like to specify a zoom level and extent in order to generate URLs for TMS, WMTS and XYZ tiles.


initWithAPIKey Exception : Invalid API key format' I downloaded project from Github: https://github.com/CometChat/ios-swift-chat-sdk-demo And I changed API-Key and LicenseKey as in my CometChat


I need to detect the current URL and set it an additional property if a match is found, so currently i'm looping through the object, if no match is found and the current property is an array then pass


I have package.json scripts as follows: "scripts": { "build": "NODE_ENV=production next build", "startLocal": "NODE_ENV=production node server.js", "startServer": "NODE_ENV=production pm2 start


I have created a composite component which contains a simple primefaces inputText with some validation attached. In order to attach ajax events for this composite i defined a composite:


I am trying to define implicits by API and want to allow client to override them. Here is a discussion: [How to override an implicit value, that is imported? I have tried it with simplest solution. It


I am using below class but giving the exception like Caused by: org.hibernate.DuplicateMappingException: Table [] contains physical column name [scheme_name] referred to by multiple physical column


I'm building a Lua library (an internal kong plugin actually), and this is the first time I'm using Lua - let alone writing production code with it. I've made it a luarock, since that made sense.


I am new to GIT and am currently working on a project where i have two branches one called development and other call enhancements, the development branch has had a couple of bug fixes added whilst


I am looking for docker container of ERPNext v4.0.1, on docker hub there is no official release of docker container. So how to created docker container of ERPNext v4.0.1


I have a simple app which has a Login functionality, I added firebase to this Project to sent notifications. This works so far. So each device with the app has a unique token, user1 get notificationa


I am building a File explorer kind of app for Android, which shows a categorized view of all files present in internal and external storage(s). For example to list all Video files present on device's

右键菜单弹出/不弹出形式-MS Access VBA

I encountered following problem: I'm trying to use shortcut menu bar (shown after right click) as a tool for filtering existing query. Query has criteria based on textbox in the form and shortcut menu


Please have a look at my CharArrayToString() below. What is the correct way to declare RtlMoveMemory function for this purpose, and how to call it? [Setup] AppName=EmptyProgram AppVerName=


byte bytes[] = {0x04,0x08,0x0F,0x66,(byte)0x99,0x41,0x52,0x43,0x55,(byte)0xAA}; ch.setValue(bytes); If I log the output of this array I get (note the negative values): [4, 8, 15, 102, -103, 65, 82,


I was searching a solution for an issue which is in my angular project, ng serve --watch was not detecting changes in some of the files. And I got a solution which says use --poll=2000 It really


I have several processes running on a Linux VM. I would like visualVM to capture the profiling information continuously and log it to a file. I do not need the UI of VisualVM. At the end of the day I


Select rows after the maximum minimum valor found Input file 22 101 5 23 102 5 24 103 5 25 104 23 26 105 25 27 106 21 28 107 20 29 108 8 30 109 6 31 110 7 To figure out my problem, I tried to

从模板退出VBA Word内容控件

i'm fairly new to VBA Programming and now stuck with a Problem. I fill a Dropdown Combo Box in a Word-Document from a Excel File. Based on the selection of the Dropdown List Entry other Textfields are


I have a tensorflow model trained in python by following this article. After training I have generated the frozen graph. Now I need to use this graph and generate recognition on a JAVA based


I have a code that gets data from multiple sheets and uploads the summary data to another worksheet (I am using openxlsx library to output data to excel and readxl to read the data). Unfortunately


I want to subtract the present value by the previous value in each line and whenever there is N/A, it will copy the previous available value and subtract this by the previous available value. When I


I use Spring Boot with Spring Data REST for data access and Spring Security for access restriction. Assume I've got simple entity: @Entity public class Person { @Id @GeneratedValue private


I have a gitlab CE installation with Rack_Attack enabled, but I am not able to find the current values set for the following parameters - max_retry, findtime, and bantime. So where can or how can I

如何在KOTLIN Android中从JSON中获取数据

I want to fetch some data from json(see in the image the green arrow) The problem is that the android studio doesn't let me get the data i want.It stops until a step before(i think).In my adapter


I'm trying to update a .bna file, however, I'm facing this issue when I run the following command : composer network upgrade -c PeerAdmin@hlfv1 -n xxx -V 0.0.2 it says the following : Upgrading

使用Express Multer在PostgreSQL中存储图像

I'm trying to save images from my react app to backend using nodejs(express) and multer, I tried from these How to upload image using javascript fetch api and express multer after I got the message


Recently I've started to use gitflow to enchance my git experience. I often do start a new feature, work a little bit on it, and then I can finish it. What git flow does with git flow feature finish


I'm testing the speed of 3 hash functions in Java (Blake2b-256, SHA1, and SHA-256) and I'm getting some results that I'm curious about. AFAIK, Java does not have a built in Blake2b implementation, so


Full error image: error image I am making a fetch request and when I want to set the state to save some errors that happens. How do I fix this? Code: onClickLogIn = (username, password) =>


I have some percentage circles that I would like to animate when you scroll down to them as at the moment they animate as soon as the page loads whether you can see them or not I thought about


I can see two ways to achieve this: (1) Serialize the attachments (with id and url attributes), thus providing an id to the FE that they can use to DELETE /attachments/:id which would then call


I used this function to check if the database already exist to avoid re-copying the file each time you open the application in Oreo.But in Android Pie it only works for debug version ,not working for