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即使返回的var不是空的,Web API控制器也会返回空JSON。

In my API, I have to return a json composed of 2 distinct objects, one is a unique entity and the other a list. When I return each separatly there is no problem, but when I try to return them as a

如何查找包含在Linux中的子目录的所有目录

in Vi editor I am having trouble how to find all the directories including sub directories present in the Linux and they were told to use ls -d*/ but even that doesn't work, just throws up an error

我如何抛出我自己的错误

I have a simple app with 2 JavaScript files. How do I throw my own safe error (from the insertorupdate of service.js) so the call stack isn't revealed to user? console.js const contracts = require('.

I'm trying to create a phylogeny where the branch lengths that I've coded are represented by colour rather than length. So I want the branch lengths to be equal. Here is my code: plotBranchbyTrait(

模块生成失败:Type Error:无法读取属性

ERROR in ./test/test.ts Module build failed: TypeError: Cannot read property 'ts' of undefined at getLoaderOptions (C:\Users\SBT-Fedorova-MaV\Documents\Projects\FROD\defaultcheck-scripts\

使用Altyx将表从一个数据库复制到另一个数据库

I have a list of tables that need to copied from one database to another. The list of tables resides in the table in a DB. I am trying to write a Standard Macro to perform this. This is what I have so

过滤vim

I'm using the cquery language server in my Neovim instance. In conjunction with the Languageclient-neovim plugin. This automatically also checks the code for errors in the file that I'm working.

如何使用BITKUP服务器或云实现下游分支的自动合并?

Tried on bitbucket server, Automatic merger checkbox is present in branching model option. I tried with it but it is not working properly.

获得微软MVP或DeEx快递MVP

I want to get Microsoft MVP For Windows/Desktop Application Developer, So how can i get it. I tried to learn about it from different websites, but still not able to find right solution yet. Please

Azure数据目录:资产和用户信息框不见了,怎么加回来?

I'm using Azure Data catalogue to catalogue my data. I had two boxed on the landing portal page for asset numbers and user numbers. This seems to have gone missing over the last week or so from my

TyPO37.7.13-GETAgUMUMETSH()不返回响应

\Templates\Snippets\Search.html <f:form id="snippetSearchForm" action="search" controller="Snippets" extensionName="snippet_highlight_syntax" pluginName="feshs"

在重新加载网页时,烧瓶会产生错误。错误是SQL语句。

when i restart the flask application and then refresh webpage once then then it work properly but when i refresh more than once it gives the same error. from flask import Flask,

如何在EJS和页面脚本之间共享变量

In my page i have a select box populated via ejs: <select multiple class="form-control" id="clienti" style="height: 150px" required> <% for(var i=0; i<clienti.length;

取消动态JSON,忽略已知字段

I am trying to unmarshal JSON of the following format: { "fixedString": { "uselessStuff": {}, "alsoUseless": {}, "dynamicField": [ { "name": "jack" } ], "dynamicToo": [

在开发环境中使用ReDUX

I'm using redux-persist and it's great. However, when I try to use it only in development, it doesn't seem to work. What am I doing wrong here? store.js import thunk from 'redux-thunk'; import {

PHP是MD5功能,安全密码的最佳设置方式?

I am a newbie in Php. I am trying to create a small ecommerce for learning scope. When I set the user section with login user and password, i want to have a secure method to encrypt/decrypt password.

当VisualStudio测试任务尝试发布结果时,TFS 2017会被卡住

We have a TFS 2017 build agent executing a Visual Studio Test task to execute our unit tests. This has worked fine for several years, but all of a sudden - without any code changes - the task gets

你能帮我编一下代码吗?

So im new to python and programming in general and im trying to programm a code that will find the sum of all the prime numbers under 2000000. I get this error Traceback (most recent call last):

逐行解析文本文件,如果使用PultS壳匹配,则提取STIN

We have a small question. We have a text log file similar to below with many users <user>sandip</user> something <time>4:38 PM</time> anything <elapsed time> 60 mins &

将蒙特卡洛数据拟合到Matlab的自定义分发函数

Im a looking for a way to fit data from a Monte Carlo simulation to a custom distribution function with a number of parameters. The distribution function is the function f(t) on the first line in this

如何从数组中检查复选框值

I am using ion-checkbox <ion-list *ngIf = "heirList.length > 0"> <ion-item *ngFor = "let each of heirList"> <ion-label> <h5>{{each.name}} </h5> <

达蒂斯过期了

Just today Dartium is reporting that it is expired and no combination of downloading and re-installing or rebooting or deleting and re-installing resolves the problem. The only solution I have found

如何比较不同表中的两列

Hi :) I write some code for me and i need to compare two columns from diffrent tables. I have table: blog_posts with postID and i have table blog_comment with also have postID I write something like

如果要在NoSQL QB中存储密钥的最大值,我在哪里放if语句?

I've got the following DAO: loadMaxValue(Key key); updateMaxValue(Key key, Value value); Should I put if (loadMaxValue(key) < currentValue) updateMaxValue(key, currentValue) into my logic layer

从文本中提取模式的SQL查询

I am trying to extract a pattern from a SQL column , the pattern is not always same it may vary like below 4444-4444-4444-333-333 [4 - 4 - 4 - 3 - 3 ] **or** 4444-4444-4444-4444-3333 [4 - 4 - 4 -

改变根URL从/到/弹性

I am setting up an elasticsearch cluster and I want to set the domain url to /elastic Currently, when I go to /elastic, elasticsearch thinks /elastic as the name of the index. I haven't found any

创建一个.exe文件,显示一个图形

I'm new in python community (and also on this site !) so normaly I don't ask for anwsers but try to find it by myself. However, this time I do not find the answer by myself. That's why I request some

在一个方法(点击)中创建的VUEJS值不显示在一个V-循环中

I want the program to fetch some data @clickand then display it in the v-for loop. After I click the button, data shows up in the console, but for some reason I don't see anything being displayed in

使用Mac OS 10.13上的DOCKE CE从Ubuntu基础图像构建DOCKER图像时出现连接失败错误

Im using Docker Community Edition v18.03 on my macOS 10.13 machine and have the following Dockerfile in my application. FROM ubuntu:16.04 ADD . /app WORKDIR /app RUN bin/setup I build the image with

使用jQuery或JS或CSS显示没有表单验证的进度步骤

I'm looking for the best method to display a progress bar at the top of my web form. The progress bar will only be used to inform the user where the delivery process stands. JQuery Smart Wizard looks

如何处理基于用户的动态颜色变化?

So we have seven directors that are getting their own show page. I'm trying to determine the best, most clean, way of handling a section on the show page that has a block of color and a link to their

比较列并在Python中显示不相等行?

I have a dataset where I want to check two columns if they have the same values and if there are any unequal rows to show them. (inte_s['CA']==inte_s['CI']).all() which returns False I tried also:

将PHP错误日志写入具有自定义数据的文件

The following code writes errors in the given file. ini_set('display_errors', 0); ini_set('log_errors', 1); error_reporting(E_ALL); ini_set('error_log', dirname(__FILE__) . '/error_log.txt');

Python不同大小的元素

I'm very new to python so I'm unsure about this. My ideal goal is to have a list that has the first element be a length of 30 composed of 0/1's and also in that same list have elements 1-29 be a

能够用杰克逊循环从JSON响应返回的每个用户

Im using jackson to map my json response to a POJO, but i'm having issues when i try to loop the returned list from my object mapper. public List<T> getAll() { try { return mapper.

处理第三方API的错误

I'm working with a 3rd party xmlrpc API. Errors can be returned as a string or an array. I need to handle and format these errors to make user friendly. The API doesn't use fault codes/strings. I'm

使用TKiTter和OpenPyXL迭代电子表格的最佳方法?

I'm a complete Python beginner, trying to make a GUI which allows the user to select an Excel file, from which some data will be extracted and analyzed. For the GUI I am using tkinter, and for the

是否有可能使NG Bootstrap POPOF不破坏内容

I know ng-bootstrap tabs component supports option [destroyOnHide]="false", but can I do something like that with popover?

Apache OpenS开会支持iOS和Windows Maunes?

I'm trying to use apache openmeetings for video/audio communication project, apache openmeetings is very good Opensource project and also it meet my requirements except one, before i starting to use

谷歌每次访问后生成新用户标识(alpha阶段)

I'm trying to personalize the welcome message after a second return of the user into my app. To identify the User I save the "userId" which is generated and sent by google in the Action-Request. It

斑点虫

I want to use the spotbugs in my android project, but it failed with an exception. Run task: gradle->module->other->spotbugs I have this exception: FAILURE: Build failed with an exception. *

SoR拼写检查和干过滤器

I've a schema where all the fields are filtered using an italian stem filter. When I use spellcheck filter, obviously, the filter return a word that was not in the original documents, but that is

SQL Server 2017

I'm having trouble understanding the following request. Not sure how to compose query. Any advice? Write one query to calculate the averages salary in the Salaries table using the formula Average

距离滑块计算器移动

I would like the split of the values of the slider to come out in a text div. And it will be updated when moving the sliders. The code is based on ion.rangeslider. <div id="quantify">

从在容器内运行的.NETCype API连接到主机上运行的身份Web服务(托管在Windows中)给出错误400错误请求

Expected Behavior: I am able to make my api run in a container so far. The api should be able to connect to an Identity Server running on my host machine at: http://localhost:26019/ . Actual

使用ZAPILE更新ASANA任务自定义字段值

I'm attempting to use Zapier to update an Asana task's custom field (labelled Time Tracked Toggl) to reflect the total time recorded for an identical task in Toggl. Zapier has suggested it support

解压缩中的错误(文件,EXDIR=TMP):

I receive the error message "Error in unzip(file, exdir = tmp) : 'exdir' does not exist" when I try to run a package command from a Windows 10 R installation. Unfortunately I do not have the

WSO2从AxIS2.XML外部化JMS代理IP

I currently define the jms broker ip in axis2.xml : <transportReceiver name="jms" class="org.apache.axis2.transport.jms.JMSListener"> <parameter name="default" locked="false">

QualLab2-WebPIGET调用返回405

I'm trying to get response from this webapi: https://exchangeratesapi.io/api/latest?base=EUR&symbols=USD,CAD I just have to call it directly by using an http GET As you can see, if you hit

在OpenCV中设置像素值(奇怪结果)

I am trying this simple code: int main() { Mat a = Mat::zeros(Size(200,200) , CV_8UC1); Mat b; b = a; for(int i=0 ; i< a.rows ; i++) { for(int j = 0 ; j< a.cols ; j++)

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