Recent questions in Technique[技术]

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require.js，angular.js，异步模块加载

1、项目足够大，按需点击了不同页面，head里已被添加的script达到100个左右，此时这么多的JS文件是否会对真个网页造成明显性能拖慢问题？ 2、麻烦资深朋友能详尽解释一下其中的底层，谢谢...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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spring是不是相比其他框架要慢一些？

用springMVC开发了一个在线考试系统。后台用了Spring+SpringMvc，其他还用了SpringSecure。除了服务器，其他客户端载入一个页面，看了下时间大约在70ms左右，不含载入后用post请求的一堆数据。重复刷新或者去其他页面也都是要等70ms左右才能加载完页面。页面静态资源缓存已开。这个70ms左右的时间有办法减少吗？谢谢！...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Can Jenkins support 2 Java versions for same Maven job?

We are trying to upgrade Java and have modified pom.xml to use the new version in source and target for the build. ... JAVA HOME need to be updated to match the target version....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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235 views

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使用Netty Demo报错

public class TimeServer { public void bind(int port) { try { EventLoopGroup bossGroup = new NioEventLoopGroup(); EventLoopGroup workGroup ... .Thread.run(Thread.java:745) 请问这是为什么呢？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vscode有没有格式化ejs的插件？

最好能够格式化像这样的代码 <%- include('header')%> <h1> <%=name.toUpperCase() %> </h1> <p>hello, <%= name%> </p> <%- include('footer')%>...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Firebase Auth/unauthorized domain. Domain is not authorized

I am trying to run this sample firebase project, but I keep getting this error in the browser console. Lf {code: "auth/ ... will be helpful. And I am using Firebase's free plan....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Jetpack compose "Text" function deprecated (1.0.0-alpha09)

(config: compose_version = '1.0.0-alpha09' kotlin_version = "1.4.21") The Jetpack Composable function "Text" is ... "onTextLayout, style)", "androidx.compose.material.Text" ) )...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Discord.js | When I attempt to run my Discord.js command, it will spit out an error "Cannot read property 'execute' of undefined"

I am a beginner attempting to create a Discord bot, and I have gone through a few tutorials on how to do so. So far I ... checked with that code and as you can see it didn't work...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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283 views

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Service report in vtiger appears empty although it shows the real number of records

I's just as the title says Service report appears empty although it shows the real number of records up there https://ibb.co/vmq6TPk I'm using vTiger 7.3 Any suggestions?...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如果才能把云密码，手机银行密码，银行卡密码同时攻陷？

2017年01月31日23:51接到招商银行95555发来短信：验证码855675，您正在向彭辉（尾号3834）转账，金额7680元我根本没有转账操作，于是马上打电话给招商银行95555，要求马上冻结账户但是，在手机银行卡身份证都在身上的 ... 到我我已经用软件查杀过手机和电脑，都OK 我也是做金融科技的，很想请教能得到这个知识，7680也值 ...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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237 views

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python - Regular Expression from long string

I have the following characters running on DataFrame: 1.83 1 71% 4.25 X 18% 4.30 2 11% +88 I'm trying regular ... regex101.com for testing What's the best way to resolve this?...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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256 views

1 answer

关于webpack.optimize.CommonsChunkPlugin的问题

我的入口js是这样的 entry: { login: './app/js/login.js', index: './src/js/index.js', jquery:['jquery']//jquery用npm安装的 }, plugins是这样的 ... js都被打包到了common.js中，jquery.js里什么都没有- -，请问要如何修改才能实现？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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win7下用nodejs使用gm出错

在win7下，nodejs使用gm插件无法成功，ImageMagick也安装了，也执行了npm install gm，文件上方也进行了引入，但是并没有什么乱用。另外，如果不使用.write方法不会报错，但是执行没有作用。使用.write方法后会出现报错。...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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utf 8 - why do I get a locale error even though it is set?

When I run bitbake, I'm getting the following: $ bitbake core-image-base Please use a locale setting which supports ... : setlocale: LC_ALL: cannot change locale (en_US.UTF-8)...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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关于《深入理解计算机系统》除零异常的一个问题?

在《深入理解计算机系统》这本书中，在异常控制流这一章节中，在Linux/IA32系统中的异常这一小节中，先提到了除0是一种故障（也就是四种异常中的第三种）然后又在信号这一小节中，提到当一个进程试图除以0，那么内核就会发送给它一 ... 本书提到，进程的上下文切换管理，是基于这四种底层异常的那信号和这四种底层异常又有什么关系？比如上面提到的除零 ...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer

在不配置虚拟主机的情况下，如何在 nginx 上运行 laravel

如果配置了虚拟主机，比如使得 app.dev 指向 myapp/laravel/public 文件夹，此时通过配置 nginx 中的 try_files 即可正常访问 Laravel 项目里设置的路由但如果不配置虚拟主机，假设 ... 么如果不配置虚拟主机，在 nginx 中该怎么运行 Laravel 项目呢（不考虑把根目录设置到 public）？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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flume elasticsearch sink 启动失败

flume 版本1.7, elasticsearch 版本5.2, 启动失败配置: aent.sources = s1 agent.channels = c1 agent.sinks = k1 agent.sources.s1.type = org. ... .run(Thread.java:745) 问问大家有没有遇到过, 怎么解决的. many thx...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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typescript - Extract utility type breaks with "this"

I am trying to write an instance method in Typescript that accepts the name of one of the instance's attributes, but only ... not compile this.doStuff(1337); bar.doStuff(1337); } }...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How come the input pickle file for my neural network is 19GB?

So I am trying to train a neural network for the knapsack problem and so I have created an input pickle file that is a ... anything I can be doing to reduce the size of the file?...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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427 views

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Connect to mysql when running Python unit tests using remote interpreter

I am starting a Flask project and I want to run unit tests in PyCharm using Docker remote interpreter, but I am not being ... server on 'mysql:3306' (-2 Name or service not known)...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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yii的配置文件*.php和*-local.php的区别是什么啊？

main和main-local的区别是什么？为什么会有local和非local的？...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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221 views

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WebSocket接收到的信息是二进制该怎么解析它?

我抓别人的ws信息,拿到的是Blob类型的数据,我该怎么解析它??...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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445 views

1 answer

java - androidx.drawerlayout.widget.DrawerLayout cannot be cast to com.google.android.material.navigation.NavigationView

I am giving my design layout below for your kind checking. When I am trying to launch the app, it creates error ... am have shared Java Code for your kind checking. Regards Tojib...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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316 views

1 answer

babel6 jsx语法报错

...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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482 views

1 answer

利用JS修改元素的位置属性，为什么style.left可行而style.top失效？

Q.想利用JS中的move函数实现小图的斜线下移，但是明明代码几乎一样，left的移动可以实现，top却怎么也动不了 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 ... " style="position:absolute;left:6px;top:5px;"/> </div> </body> </html>...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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微信小程序：如何用setData修改数组？

学习微信小程序的小白一枚，在操作array更新时，遇到问题： html如下： <view class="todo-item" wx:for="{{todos}}" bindtouchend="showDeleteBtn" id="{{index}}"> . ... 里面，isDelete属性值就是不会被修改呢？到底程序错在那里？求大神解答，万分感谢！！！...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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629 views

1 answer

autohotkey - Conditional Key Remapping AHK

I would like to remap the 'j' key so that it presses n when ergo is true, or y when it is false with AutoHotKey. ... to make the code more efficient Send {n} else Send {y} return...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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618 views

1 answer

cluster computing - CAP: Could we sacrifice Availability to gain Partition tolerance?

My understanding: In essence, A and P are the same thing. Because from the perspective of the entire multi-node ... considered here, because CAP is a law for distributed clusters....

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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