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    I want to use same form for add and update. From the list page with a button click event i set recordForEdit state variable and passed it to the form. This is code ... " onClick={handleSubmit}> Submit</Button> </Grid> </Grid> </form> ); }...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    function iner() { let a = Array.call(this, arguments); console.log(a); } iner(3); let b = Array.call(this, 3); 像代码中这样,打印的结果如下 这是为什么呢,this不都是window吗?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    openApi中,发布配置接口中的tenant参数,需要怎么配置...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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297 views
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    File Pest.php <?php use IlluminateFoundationTestingRefreshDatabase; uses(TestsTestCase::class, RefreshDatabase::class)->in('Feature', 'Unit'); File Unit/ ... Member has protected access, because the TestCase class is not being extended...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    我们需要做一个获取英国用户信息的项目,获取身份证号。请问在项目里面APP和PC里面,能不能做用户实名认证功能?不知道做的话会不会违反GDPR隐私政策,请问有人知道能做吗?符合英国法律吗?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    react+ts 如何设置组件默认值? 比说我的 width 当外面不传的时候想设置位100 ` import React, { Component } from 'react' import './card.scss' export interface Props { title: String, ... props.title}</div> </div> {this.props.children} </div> ) } } export default Card `...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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933 views
1 answer
    I have a problem with this code. It states that there is a URL issue but I don't see that as right. I am not responsible for the server though. I ... " echo "$secondsValid" echo "$TIME" done Anyone knows why I am getting the error ?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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320 views
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    命令:exec("unoconv -f pdf file/".$filename); word是两行 转出来的pdf变成了一行 有遇到这个怎么解决的嘛...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    When I show a specific image in a PictureBox (or Cyotek's ImageBox in my case, doesn't matter), the color gets a little washed out. Most images ... is? Maybe some specific tag in this image that Windows and PictureBox handles differently?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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422 views
1 answer
    <div class="container"> <div v-show="currentNum === 1"> <div v-if="elJudge(1)">1</div> <div v-else="elJudge(2)">2</div> </div> <div v-show="currentNum === 2"> <div v-if="elJudge(3) ... 这边有想过这个,但是根据项目实际情况我这边不能使用两层v-if,因为v-if会让组件重新实例化,这不是我想要的...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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870 views
1 answer
    I'm trying to use a submit button that creates a registry (Memo) and it's products asociated to that Memo, however, I cannot get this to work. I think ... class="btn btn-success" id="btn_create_memo">Crear memorando</button> </div> </form>...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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334 views
1 answer
    <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <style> ... () $(this).children('.sub').slideUp(100) }) </script> </body> </html>...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Trying to write a simple application that reads a file and prints out the file's content. I read that Java 11 has Java.io.file library so I used it. I created a ... .java:[26,34] error: cannot find symbol [ERROR] [ERROR] -> [Help 1]...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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323 views
1 answer
    this.a = 11; console.log(this)//window function test2() { console.log(this)//指向window this.a = 22 console.log(this.a)//22? let b = () => { console.log(this.a) } b(); } test2()...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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410 views
1 answer
    I have a project with a back-end built on Gradle and a front-end built with React. However, I can't find any useful information online on how to build ... backend with frontend for deployment. If you have some tips or advice, please help....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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434 views
1 answer
    spring boot项目有前端,客户端,管理端,每个端用的二级域名不同,请问这个要怎么实现...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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491 views
1 answer
    Hi I am making a small game (frogger), and I'm trying to make all of the water lethal to walk on. Anyways, I made a 2D boolean array called deathCoords[][] and ... on that spot it works: deathCoords[0][0] = true; Any way to fix this? Thanks...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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498 views
1 answer
    I am creating a restaurant webpage. Here I want to add a "add to cart" button using form. The form submission will not refresh the page. So I have used JQ fetch ... btn btn-primary" name="add_cart" type="submit" value="Add to Cart"> </form>...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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458 views
1 answer
    INSERT INTO @TempData SELECT [ID], '209' FROM [ProductData].[dbo].[XMLtb] as tb Where NOT EXISTS ( SELECT 1 FROM [ProductData].[dbo].[Properties] p WHERE tb.ID = p. ... don't have boolean columns, so I can't think of a good way to do this....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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551 views
1 answer
    我将时区设置为斐济的时区 date_default_timezone_set('Pacific/Fiji'); echo date('H:i',time()); 但我电脑上显示的是21:03 (暂未进入夏令时) 从某些网站上查的是20:03 (已执行夏令时) 这是怎么回事? 有懂这一块的吗? 哪个时间是正确的?如果是php的错了,我需要怎么调才能调整对?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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580 views
1 answer
    Im making a command called -note, which would send a note to console for me to look at. I can't seem to figure out how to split the 2nd part after the command and then log it to console. Thanks...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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542 views
1 answer
    <servlet> <description></description> <display-name>HFRequestDispather</display-name> <servlet-name>HFRequestDispather</servlet-name> <servlet-class>com.sunyard.serlet.HFRequestDispather</ ... 可以进入后台, 而HFRequestDispather却不进入后台,也不报错,页面空白...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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714 views
1 answer
    I am trying to consume my api through code I am getting this error object` ("[object Response]") cannot be serialized as JSON But when I call or ... Response]") cannot be serialized as JSON. Please only return JSON serializable data types...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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644 views
1 answer
    高德地图上自带的公路样式怎么修改。...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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634 views
1 answer
    I am trying to return an array of objects containing an integer and string, but after the return the string in the object is empty. Can someone help me please? ... the return, everything is as it should be, but after the string is empty....
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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756 views
1 answer
    I am developing a script that will automatically keep a folder on two workstations synchronized using rsync. So far, I have gotten everything to work ... ="rams2020" while true do inotifywait -e modify $LOCAL rsync $RSYNC_OPTIONS done...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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737 views
1 answer
    项目需求,目前视频作为动画全屏使用,H5和小程序有什么办法实现视频预加载 当点击播放视频的时候不会卡...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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