Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Login
Remember
Register
Ask
Q&A
All Activity
Hot!
Unanswered
Tags
Users
Ask a Question
Recent
Hot!
Most votes
Most answers
Most views
Ask a Question
Categories
All categories
Topic[话题] (13)
Life[生活] (4)
Technique[技术] (2.1m)
Idea[创意] (3)
Jobs[工作] (2)
Others[杂七杂八] (18)
Code Example[编程示例] (0)
Recent questions
0
votes
1.3k
views
1
answer
php - Laravel 8 - Submit button not working with multiple forms
I'm trying to use a submit button that creates a registry (Memo) and it's products asociated to that Memo, however, ... id="btn_create_memo">Crear memorando</button> </div> </form>...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
php
0
votes
845
views
1
answer
python 3.x - How to make Pandas dataframe run on multiple cores?
I have around 5 million rows being processed in pandas dataframe & its taking about 45 minutes.There are multiple ... all available nodes & reduce the total transformation time ?...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
770
views
1
answer
CLion导入大型项目后cmake执行失败要怎么处理?
公司项目用CLion导入后,光include_directories就有六七千行,大概是因为cmakelists.txt文件过大,执行cmake时附带的参数也就老长老长,到最后reload cmake project时就一直报gcc.exe: error: ... 得手动去查找文件位置,比较麻烦,请问有没有什么其他办法来解决这个问题?...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
691
views
1
answer
AnyLogic: Efficiently exporting data from experiment with replications
I am doing a parameter variation experiment with 1000 replications for each iteration. For each of these model runs, I ... Is there a way to more efficiently export this data?...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
AnyLogic:
0
votes
618
views
1
answer
spring restdocs - Rest docs use custom Snippet class is ignored
I want to include a custom Snippet class of mine and therefor I followed the docs ( I use junit 5 ). @BeforeEach() ... ? And why does the snippet from the docs cause this error?...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
spring
0
votes
844
views
1
answer
vue 如何更优雅实现父子组件双向绑定?
我想封装一个公用的富文本子组件,父子组件传参使用props, $emit传参,子组件使用props接收参数content,在created 设置初始值,在watch监听父组件的改变的值content改变子组件的值 ... 件的valueData,绕了一圈; 请教下有没有更优雅的方案(除了vuex)? 子组件VueEditor.vue 父组件...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
vue
0
votes
746
views
1
answer
excel - When I run my Macro to copy paste and remane a file I get "Out of Memory" vba error, what I'm doing wrong?
I have an excel file with a form, when the form is filled correctly then an OK button can be pressed. The button ... formulas. PC is recent, 16GB ram, office is updated. Thanks...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
excel
0
votes
871
views
1
answer
类型一样内容一样,但是两个数字不相等
也encodeURIComponent查看过,俩就是一毛一样的 也这样强制转换过String(childrenItem.goodId).trim() === $(this)[0].id.trim() 很纳闷为啥就不一样呢???...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
961
views
1
answer
请问我这个express,用fetch怎么请求不到,谢谢
const express = require('express') const cors = require('cors') const app=express() app.use(cors()) app.use(express. ... fetch('localhost:3005/test').then(res=>console.log(res))...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
978
views
1
answer
java - Can Google's Places API findCurrentPlace method be used to get the exact current address, rather than the address of the closest 'Place'?
I am currently using the Google Places API within my (Java) Android application to get the current device location and display ... , "Error finding current location"); } } });...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.7k
views
1
answer
c++ - How to convert mutliple Matrix in Eigen to json with Jsoncpp?
I need to save my data in Eigen. I have some Matrix and other information that need to be save into json. But I cannot find any useful document. ... ,2,3],[4,5,6],[7,8,9]], // } }...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
1.6k
views
1
answer
前端人员能独自解决掉跨域问题吗?
今天,一群前端同事围着我,让我这个 前端大佬 解决跨域的问题,我也是前端 我紧张的要命 浏览器里接口请求不通,如下报错: Access to fetch at 'https://cmps.test.ceenk.com: ... the resource with CORS disabled. 请问,我有办法解决吗? 另外问一下,跨域问题是否与前端有关系?...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
1.8k
views
1
answer
three.js 三维模型整个场景数据如何存储到数据库
使用场景: 一个场景中可以动态加载10多个模型(或者更多),模型摆放到场景里,每个模型位置,大小,缩放都可以修改,修改完成后,保存整个场景 保存好的多个场景,可以根据场景id 来预览 目前存储整个场景的数据到MongoDB数据库里面,但 ... 好的建议吗? 存储在什么数据库里面(关系 非关系数据库), 以什么数据格式来存储,读取数据来渲染场景没那么困难?...
asked
Jan 25, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
three.js
0
votes
1.8k
views
1
answer
Failed to parse the incoming object with IO error type 6
RuntimeError: <Server Exception> in run: Failed to parse the incoming object with IO error type 6 undef table 'TMP_TBL_012a677d' got an ... python api调用s.loadTable()出现上述错误,这是什么原因?...
asked
Jan 25, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Failed
0
votes
1.8k
views
1
answer
Why can't I download a youtube playlist using youtube-dl?
I want to download a playlist using youtube-dl but i get the same error message every time. /usr/local/bin/youtube ... gives me the error again. Other commands give the same error....
asked
Jan 25, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Why
0
votes
1.6k
views
1
answer
前后端数据交互,结构转换问题
好急啊,朋友们,帮帮忙,解决的话发红包请喝xbk,骗人是小狗 我们这边在开发一个流程设计器,类似钉钉流程设计器那样的 前端这边交互的数据格式是这样的: let originNodes = [ { key: 1, tit: "审批单位", ... 知道这样描述对不对 想了半天,感觉还是得靠群众的力量才能解决这个难题了,求帮忙,解决了发红包哈哈哈!...
asked
Jan 25, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
1.8k
views
1
answer
js let一个问题
for(let i=0;i<el.length;++i) { el[i].addEventListener(click,function() { console.log(i); }); } 一个问题为什么let可以无视i最后的值?而可以根据最初的i进行打印...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
js
0
votes
1.8k
views
1
answer
Finding the first element in array that is duplicated (C)
I was given a task to write a program which searches through an array and returns the first element that is duplicated. we ... complexity of O(n) and I'm kinda stuck. Any ideas?...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Finding
0
votes
2.1k
views
1
answer
Spring Cloud Config - Configuration file is accessible but propertySources name is not appearing properly
So I created a Spring cloud config server and linked it to local git repository and I was able to access the file ... //repo.spring.io/milestone</url> </repository> </repositories>...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Spring
0
votes
1.8k
views
1
answer
MySQL 如何按照地理位置排序
展示列表需要有排序的业务,需要按照地理位置由近到远的排序,应该如何实现呢? 例如: 获取一张店铺的列表,其中包含地理位置的经纬度,sql应该怎么写才会比较高效? shop表 字段 描述 id title 标题 lng 经度 lat 维度...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
MySQL
0
votes
1.8k
views
1
answer
微信小程序分享功能是要自己写出来的还是公众平台直接设置即可
微信小程序分享功能是要自己写出来的还是公众平台直接设置即可? 如题,刚刚发布好一个小程序,但是发现点击右上角三个点,会出来一个页面,上面的分享功能,比如分享朋友圈,分享微信,这样的按钮都是灰色的 小弟不太懂,这是直接微信公众平台那里 ... 要自己用代码写出来的功能啊? 个人感觉在三个点里面的,应该是微信自己的设置就可以了呀,小弟不太懂,特来询问懂的大哥 ...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
0
votes
2.1k
views
1
answer
asp.net core - Integration testing loading mock data from root folder
I have written one GET API which loads the json data from wwwroot/data/data.json. It works fine when I do testing ... be great if someone could proivde a simple example on this....
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
asp.net
0
votes
1.5k
views
1
answer
ios - Unexpected behaviour in animation when i change the properties of the model layers
Referring to this post, i'm trying to adapt the animations to landscape mode. Basically what i want is to rotate all layers of -90° (90° ... time 0.0, 0.5 and 1.0 (duration: 1.0):...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ios
0
votes
1.7k
views
1
answer
android - Moving from fragment to fragment managed by Navigation Drawer
I took Navigation Drawer from Android Studio template. Everything works fine, but there are several problems associated with not ... SignOut(View view) { mAuth.signOut(); } }...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
android
0
votes
1.9k
views
1
answer
Oracle sql | Share generated by default on null as identity
Is it possible to share the same "pool" for ids when using following syntax? create table TEST ( ID INTEGER generated by ... pool" for ids, so that the id's will never overlap....
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Oracle
0
votes
1.7k
views
1
answer
javascript - How to display a specific amount of items from an array using React
Instead of showing every single item inside 'portfolioComponents', I want to show a specific amount of items, from a specific ... </div> </div> ) } } export default Portfolio;...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
javascript
0
votes
1.8k
views
1
answer
router - how make this two 'separated' lans/networks see each other/works as one?
https://i.imgur.com/VUEkRbO.png i need that PC1 and PC2 see the others PC's ans if need access the shared ... is modem 'locked' and with no possibility to change his configs?...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
router
0
votes
1.7k
views
1
answer
用electron-vue同时开发两个pc项目,打包后安装其中一个再安装另一个,第一个会被覆盖
用electron-vue同时开发两个pc项目,安装其中一个再安装另一个,第一个会被覆盖,两个不能共存怎么解决...
asked
Jan 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Page:
1
2
3
4
5
6
...
715
next »
Ask a question:
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question
Just Browsing Browsing
[1] php如何连接java的mysql连接池?
[2] __cplusplus使用问题
[3] javascript - Let's say I want 8:00PM here in my timezone be shown as 4:00PM in another timezone based on the user's timezone, how can I do that?
[4] javascript - I want showing a message that appears for 5 minutes, until you move to the next time?
[5] 为什么说线程太多,cpu切换线程会浪费很多时间?
[6] Echart 时序图如何自定义间隔部分颜色?
[7] 如何配置vue.config.js的proxy?
[8] sql server - Can a database be added to an HA group online?
[9] javascript - Program to write and decode coded messages glitches out when textarea is substituted for input type = text
[10] vue优化 vue如何通过后台配置项动态通过cdn引入elementUI或者本地elementUI
2.1m
questions
2.1m
answers
34
comments
50.3k
users
Most popular tags
javascript
python
c#
java
How
android
c++
php
ios
html
sql
r
c
node.js
.net
iphone
asp.net
css
reactjs
jquery
ruby
What
Android
objective
mysql
linux
Is
git
Python
windows
Why
regex
angular
swift
amazon
excel
algorithm
macos
Java
visual
how
bash
Can
multithreading
PHP
Using
scala
angularjs
typescript
apache
spring
performance
postgresql
database
flutter
json
rust
arrays
C#
dart
vba
django
wpf
xml
vue.js
In
go
Get
google
jQuery
xcode
jsf
http
Google
mongodb
string
shell
oop
powershell
SQL
C++
security
assembly
docker
Javascript
Android:
Does
haskell
Convert
azure
debugging
delphi
vb.net
Spring
datetime
pandas
oracle
math
Django
联盟问答网站-Union QA website
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
在这了问答社区
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
CyberGhost下载
Surfshark官网中国
IPVanish中国下载
小明加速官网下载
安卓加速vp免费下载
极光加速永久免费
Recent questions
...