Recent questions in Technique[技术]

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python - Ubuntu pip cannot install modules

Hello guys ive been facing a problem with my ubuntu server. Sooo i installed mysql-server and things like that so i ... in this situation? Anybody was facing this kind of problem?...

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

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Calling for data from Json Array

I'm trying to understand a json array that's got the same names etc but I'm trying to call for the data but for a ... has the same for each. Any help would be grateful. Json data...

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

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excel - PowerQuery - List.PositionOf() During Aggregation based on secondary field

Current Formula: = Table.AggregateTableColumn(#"GroupedRows", "Count", {{"domTotal", each List.PositionOf(" ... domTotal=bestSeason. Is this possible within an Aggregation?...

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

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webstrom 怎样停止scanning files to index

...

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

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webkit内核浏览器的滚动条样式

业务需要修改滚动条的样式，已按照规则设定webkit内核的滚动条样式： css设置： /*滚动条*/ .txt_Content::-webkit-scrollbar { width:5px; border-radius:4px; } . ... iphone上查看未设置成功，固件版本为ios10.3 ios上的微信浏览器不属于webkit内核么？...

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

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c - Why is the second argument not working with strtol?

I did this something like this: /* convert the argv[1] into Integer and store the result in key * using library ... the original code does not work. Does anyone have a clue?...

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

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gulp文件合并后页面链接替换问题

var gulp = require('gulp'), concat = require("gulp-concat"); gulp.task('concat', function () { gulp.src('js/*.js') //要合并的文件 . ... 上的链接呢，如果合并的js运用到多个HTML页面的话，用gulp-processhtml还是不够快捷...

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

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正则/[0-9]s$/里面的这个$符号表示以数字和空格结尾还是以空格结尾？

$的匹配范围是多少？...

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

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Python编码问题？

我用Python3的requests库从一个api请求一个json数据，然后试图去print出来： res = requests.get("http://aaa.com/bbb.php") res.encoding='utf-8' name = res.json(encoding ... 取到的字符串每次都是不同编码的，我应该怎么正确输去这个不确定的字符串？...

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

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293 views

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Getting latest date with count of customers in R

I have the following data: Date_X <- c('2020-01-01','2020-01-02','2020-01-03','2020-04-01','2020-05-01' ... has 100+ showrooms and 1000+ items] The output desired is like this:...

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

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forEach循环yield 出错

lamb是一组函数. const sign = ['red', 'green', 'yellow']; function tic(str, timer) { return () => new Promise((res, rej) => { ... = 0; i < lamb.length; i++) /for(let i in lamb)可以？...

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

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476 views

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firebase - Is it possible to use Rest-API to subscribe tokens on my app-server which does not use Admin SDK?

I am writing a server in a language (Rust) that hasn't an official driver from the Firebase team. I am doing Rest-API ... the server side. Is Rest-API supported, or not at all?...

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

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关于shiro在spring boot下自动登录的问题？

我想实现shiro rememberMe之后，再次访问后自动登录并把一些用户信息再存入session 我现在是按照http://blog.csdn.net/Q_AN1314...这篇文章，写了一个过滤器，但是在过滤器里获取subject时出 ... ; } } 请问一下大家这是怎么回事？或者大家有什么更好的实现方法请指教一下...

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

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500 views

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如何追踪和记录游客(未登录用户)的操作和浏览数据？

我们到购物网站，匿名浏览页面，添加商品到购物车，直到我们主动清空购物车或者离开购物网站，购物车才会清空 1.游客浏览商品页面和添加商品到购物车，购物车是如何保存和显示未登录用户的商品的？用户登录后，我们用session来处 ... 的操作，应该怎么做？ 3.在APP，如Android 客户端，里面如何实现类似的功能？分别记录登录用户和游客的操作和数据？...

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

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Beautifulsoup find_all doesn't find out elements without data_reactid

element w/ and w/o data_reactid attr In this case, if I use the below code, I can only find the first 3 that have ... ) instead of 7. Does anyone run into the same problem? Thanks!...

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

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python - VSCode jupyter intellisense in py file

I've been trying out VSCode for doing data analysis in python and I really like it. My favorite part is the ... , for instance, what columns are in a pandas dataframe object....

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

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990 views

1 answer

msbuild - Visual Studio - aspnet_merge.exe error when publishing

I've had this issue over VS 2015, 2017 and 2019, so I believe this is not specific to my setup. aspnet_merge(0, ... knowledge to know what it is. Any insight would be appreciated,...

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

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303 views

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关于weex实例变量扩展的问题

在初始化WXSDKEngine的时候，原生代码设计上有个疑问，iOS和Android上的实现思路不太一致场景：扩展weex实例变量UUID 在android上的实现如下: WXSDKEngine.addCustomOptions("appName", "WXSample") ... 一句是给扩展自定义key的，该如何做呢？代码设计层面考虑传字典过去好点吧？...

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

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jsonpcallback 的一串数字是如何生成的？

今天用 python 写爬虫碰到一个网站： http://www.nmlottery.com.cn/ssc/index.shtml 目标是抓取开奖结果，实际的数据是js 加载的，链接是大概是：http://kaijiang.zhcw.com/kJCZInfo. ... 生成的，导致没办法直接请求这个接口所以问题就是如何用 python 模拟生成这串数据...

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

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483 views

1 answer

webforms - Unable to Determine RedirectUri for IdentityServer4 OpenID Connect Authentication on Web Forms Application Configured as a Subdirectory

I know there are a lot of similar questions to mine, but I haven't been able to find any ... RedirectUri = "/" }, OpenIdConnectAuthenticationDefaults.AuthenticationType); } }...

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

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1 answer

design patterns - Observer - specifying modifications of interest explicitly - JAVA implementation

I asked here how I should handle the situation when I need to inform observers only when specific attribute of object changes ... way how to do it or advice me better solution....

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

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121 views

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java - Why I can't use <jsp:getProperty> without <jsp:useBean>?

Say there is servlet that has code: protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, ... tags: <jsp:useBean> and <jsp:getProperty>?...

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

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438 views

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modjs加载模块zepto，报错Uncaught [ModJS] Cannot find module `Zepto`

在index.html文件中var $=require('Zepto')；zepto或者Zepto或者zepto.js或者加了路径都不行，都会报错； <script src="/static/lib/js/mod.js"></script> <script> ... }); </script> 加载模块,怎么调用这个zepto.js库，为什么不能正常引用...

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

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431 views

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ruby on rails - Relationship between two models

I having difficulties with the @seller_profile.save statement. Why is it not saving? def create @seller_profile = ... find(session[:seller_id]) if session[:seller_id] end...

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

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262 views

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一个PWN的小疑问？

已经控制pc，想把"/bin/sh"写入bss段，如下图所示： [26] .bss NOBITS 0000000000601040 此时: p12为read的got表地址 rdi为0(标准输入流) rsi为bss段地址(0x601040) rdx为长度(16) 可以看到调试信息都是对的，bss也可写，可是调用read就直接过去了，没有要求输入，请问为什么？...

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

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286 views

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html - What is DOCTYPE?

What is DOCTYPE and why do I want to use it? What are the different DOCTYPEs I can use? What is the difference ... Lastly, what is the proper DOCTYPE that I should be using?...

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

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415 views

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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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2.1k views

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php - Changing Woocommerce Order Status based on order notes

I've been looking around to find a way to change our woocommerce orders status based on the ... 'woocommerce_payment_complete', 'mysite_woocommerce_payment_complete', 10, 1 );...

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

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