Recent questions in Technique[技术]

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求一款省市二级联动jq插件

类似这种效果的，求推荐...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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QQ/360浏览器内嵌IE11的环境中，无法通过addEvent监听storage操作，但window自带的IE11却可以？

目前实现的效果是同源网站下的音乐播放功能，每打开一个播放页面，暂停其他页面的音乐播放（类似网易云音乐网页版）于是打算用localStorage改变本地的存储的数据再通过addEventListener监听storage方法， ... 效了而localStorage方法还是可以调用的，就是其他页面响应不到storage这个事件了有解决方法吗？谢谢！...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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var xxx = weex.requireModule('xxx') 引入报错

在 demo.vue 文件中引入：var navigator = weex.requireModule('navigator')，然后 npm run dev 就报错， Uncaught TypeError: weex.requireModule is not a function 不知道这是什么情况？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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permissions - android dagger hilt with PermissionsDispatcher library compile time error

i am using your best library alongside the dagger hilt DI library, But I faced this ... @AndroidEntryPoint class SplashActivity : DataBindingActivity(),SplashManipulation { }...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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@Component重新给bean命名后，为什么@Resource找不到？

CompactDisc有多个实现类，我想要注入其中的一个 @Component public class SgtPeppers implements CompactDisc { private String title = "Sgt. Pepper's Lonely Hearts Club ... 怪，还是没找到出现问题的关键 3月17号：感觉是IDE的问题...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android 顶部导航栏和底部导航栏结合的demo

新手，急需一个android 顶部导航栏和底部导航栏结合的demo，点击底部tabbar切换界面。顶部有返回按钮到第二层界面可以返回。...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - Responsive width only using min-width and max-width

I have a simple exercise that I have to take a footer and respond to it and I am not allowed to use media. But I do ... petionsn Instagram </div> </div> </footer> </div> </body>...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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关于node模板引擎的问题

有俩问题，想问问： 1 想知道在什么样的场景下，会使用node模板引擎进行页面的渲染，而不是通过前后端分离的方式通过ajax请求后台数据来渲染前端的静态页 2 如果用模板引擎渲染（比如jade或ejs），是否对页面上很多的js交互支持不好？换句话说是不是模板引擎其实更适用于业务的展示，而对于CRUD这类的并不适合？谢谢了先...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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MDN 里的这段要怎么理解啊。while 部分就懵了。

function isPrime(element, index, array) { var start = 2; while (start <= Math.sqrt(element)) { if (element % start++ < 1) { ... found console.log([4, 5, 8, 12].find(isPrime)); // 5...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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echarts pie环形图可以设置lableLine么？为什么不生效？

series: [ { name:'人员采样比例', selectedMode: 'single', type:'pie', radius: ['50%', '70%'], avoidLabelOverlap: false, label: { normal ... :135, name:'d'}, {value:1518, name:'e'} ] } ]...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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375 views

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How can I setup a multiple like system in a wishList in react Native

I'm currently working on a whishlist, I've tried two different methods. The first one works but if I press my like ... to get multiple like ( onPress on multiple heart) ? Thanks...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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求解决一个c语言输出的问题

#include <stdio.h> #define rstype_t long // type of the array typedef struct { rstype_t *b, *e; // begin and end of each bucket } rsbucket_t; ... 问一下同样的输出语句，为什么最后一行输出的和上面的不一样啊...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angluar 中我用ng-repeat 循环出一个表格，然后我想根据每一行内容的判断来增加不同的样式，求助？

问题已经解决，谢谢大家，么么哒 angluar 中我用ng-repeat 循环出一个表格，然后我想根据每一行内容的判断来增加不同的样式 <tr ng-repeat="user in vm.userList" ... =false; $scope.noWork=true; $scope.tooLate=false; } }) 结果不对，都添加了red这个样式...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Gson @AutoValue and Optional<> dont work together, is there a workaround?

Gson doesnt have direct support for serializing @AutoValue classes or for Optional<> fields, but com.ryanharter.auto.value ... Gson needs to have direct support for Optional<> ?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python marshmallow schema Json

I am trying to validate a JSON file using the schema listed below, I want to return JSON type like below: { "status" ... I change my code to validate the JSON file as I mentioned?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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371 views

1 answer

mousemove事件鼠标不动也会不停触发，妖孽啊！

我想写一段防呆小动画（用户5秒不操作，就会触发动画效果) document.body.addEventListener('mousemove', function() { clearTimeout(this.tid); ... ('mousemove', function() { console.log('move...'); }...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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powershell - Easy way to automatically generate short file name

I have a very old car radio that can play music from USB fash drives when they are formatted in FAT16 or FAT32, but it ... 1 to 7) that gives away the correct order of the files....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - What is the usefulness of the refresh token?

What is the usefulness of the refresh token? As I understand it, refresh token is used when access token expires, ... ? Or what security measures should be taken on the backend?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Redirect passing url parameters to state

Using: "react-router-dom": "^5.1.2" I am navigating to an url: http://localhost:3000/#id_token=123&expires_in=3600&token_type ... , expires_in, etc.) What is the solution to do so?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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449 views

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后台是用protobuf写的，作为前端的我怎么与其进行数据交互？

现在真是一筹莫展，又不懂protobuf。有么有大牛懂套路的...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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624 views

1 answer

java - Spring Boot JMS Error Handler not working

I Tried Implementing azure service bus Integration by using Spring boot and JMS But error handler not working as expected, I' ... jms-in-spring-boot Any one please advise on this ?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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645 views

1 answer

java - Getting a "no coverage data has been collected" message using EclEmma and Eclipse

I recently had this very annoying problem come out of nowhere. Running my unit tests with EclEmma coverage ... with no coverage information available showing 0%. Thanks....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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446 views

1 answer

vue-resource请求接口接口在浏览器中没问题但报错Unexpected token :

<template> <div id="search"> <div class="searchbox"> <span class="backicon" v-on:click="back"><img src="../img/back.svg"></span> < ... (response) }); } } } </script> 报错直接在浏览器中查看接口...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Linux SWAP memory used when RAM is used by Kernel Buffer and Cache

In some our servers (Suze and RedHat 7 / HP 460c with 128Go or RAM) the free RAM space is close to 0 due ... not free RAM from buffer/cache to avoid using SWAP? Regards Maximilien...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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374 views

1 answer

httpd php都安装好了，可运行的时候却碰壁了

运行的时候是这样的。。很显然没被执行,而且打开IP的时候呈现的是一个目录并没有自动执行 httpd php都已安装好了，应该是哪儿出错了请大佬们悄悄...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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474 views

1 answer

物体碰撞倾斜挡板后的运动

挡板是一个可旋转任意角度的矩形，物体是一个不可旋转矩形（轴对称）。如何通过向量，得到物体从任意方向碰撞处于任意角度的挡板后的运动方向呢？弹性碰撞，挡板只可旋转，不具有移动速度。有 JavaScript 的实现方式更好。...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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355 views

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php - Generate random dates with random times between two dates for selected period and frequency

I have to create a scheduling component that will plan e-mails that need to be sent out. Users can select a start ... would be greatly appreciated. I'm really stuck on this one....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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378 views

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curl_file_create 大文件无法上传

curl_file_create无法上传大文件，小文件几M的可以，但是如果传20多M的时候，就不可以了，怎么解决这个问题？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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