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    现在需要在pc网站生成二维码,然后扫描二维码到支付宝h5页面,支付并签约的 求大佬解答一下...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am currently trying to implement a simple WKWebView in a Navigation Page in Xcode using Swift, however, as soon ... /nFFlH.jpg Help would be greatly appreciated! Sincerely, Lukas...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I try to compute the average size of a population composed of men and women: >>> import pandas as pd >>> ... size.mean() AttributeError: 'function' object has no attribute 'mean'...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    创建项目project,而不是创建issue问题...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm trying to export csv file from kibana es (6.8) But this is what I see: How can I import to csv file? Thanks!...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    我使用SpringDataJpa进行多表关联,其中几个实体类的对应情况如下: User: public class User extends BaseEntity { private String username; private String password; ... 联的信息,并且使用mapStruct进行转换成userVO,请问这个该怎么转化呢?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    DolphinDB Systems 1.10.17 64 bit Copyright (c) 2011~2020 DolphinDB, Inc. Licensed to Trial Users. Expires ... [line #1] Cannot recognize the token setRandomSeed 调用setRandomSeed报错...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    我想用一个ios页面过渡效果的动画,但不想要阴影,按照网上的一些教程写的自定义动画,发现动画只对新页面有效,请问如何给旧页面加上动画?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    拖动到可以释放的区域时,鼠标旁边出现这个虚框 网上说 dragstart 时加上 preventDefault 我试过了,这样就会导致只看到鼠标,没有拖动物体,而且无法触发释放事件,请教下各位怎么清除这个虚框。 另一个问题就是能不能自定义鼠标旁边显示的东西,我看百度就是拖动的时候显示一个文件的样子在旁边。 请教下各位。...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Lets say I have the following simplified code to loop through a linked list. Each node has a data pointer and next ... somewhere without the latch and I want to find out where....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I want to change the select country option text to nationality. Is there any filter/hook/hack to do so? Any help will be appreciated....
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    原数组的字段: push后的字段: 小白不知道是为啥~~~,求解答...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    在网上搜到的方法 也报错,应该怎么弄呢?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    没有具体的问题. 之前学习过Vue,能写一些页面了. 因目前在学习React,因项目时间紧.想快速学习进入状态. 但是有一些概念性问题 或者逻辑的理解不是到位. 如果每个问题拿出来问问题,又显得太琐碎. 同时对前端这些还是挺感兴趣的.所以未来还有不少问题和困难. 希望在这能找一位mentor. 可能你的三言二语就能帮助我尽快入门. 哪位兄弟姐妹可以帮忙吗?...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I get this following exception for xlsx, msg and xml Caused by java.lang.IllegalArgumentException: Failed to find ... the bug because do not understand where is going wrong...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    规则: 找出指定长度的重复的字符串, 未匹配则返回空字符串 function getSameStr(str, n) { // } const res = getSameStr('71235912304', 3) console.log(res) // '123' 希望得到结果: '123'...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    当用户点击事件出发时,定时器正好也到了应该执行的时候(之前的队列中的任务都已经执行完了),是点击事件的回调先执行还是定时器的回调先执行,为什么?或者说哪个回调会先放入任务队列...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I want to unpivot the following data table, but I got the error: KPI1 column is not of the same unpivot datatype. I ... the same way. Thank you for any insights to fix the error....
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    系统显示设置里面有个能调节字体大小,有个能调节显示大小。都会影响APP原生部分和内嵌H5部分。 字体大小已经解决,但是找不到显示大小控制的地方。在安卓APP里怎么组织系统的显示大小调节影响APP显示问题?...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have two tables as following Post table Comment table Now i want to create another table called Activity table which will ... both this fields. How should i do this in Hibernate?...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    示例字符串 GitHub.com www.github.com xxx.github.org github.com.cn github.net.cn www.github.cn 等各种host地址 提取其中的GitHub部分 一定是提取其中的GitHub部分啊 ... --------------- 2020.11.25 更新 其中的github不是固定的...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a script where you need to answer to the bot with yes (da in the script) or no (nu in the script) ... handled will terminate the Node.js process with a non-zero exit code....
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am working on an application where I have 2 flows: Login (authentication forced through canActivate) receive data ... I handle the above scenario without duplicating the code?...
asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have created a BigQuery table, partitioned by month. I now want to transfer a CSV stored in Google Cloud Storage ... table, given that the table has been partitioned by month?...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    The concerning site-url is example.com/news/. The page that is loaded via this url contains some checkboxes and a button. ... ) URLis displayed in the URL-bar. Where's the mistake?...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    请问如何压缩或加密 超长字符串,以节省数据库存储空间,需要可以解密? 如一些文章内容之类的,内容很长,数据占用空间,也影响查询效率,尝试过使用 md5/res加密,都提示字符串超长 期望可以通过压缩(或者加密)方式 减小 字符串长度,以便存储,提高性能,同时要可以解压(或者解密)出原内容来使用...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I tired this but did not get the answer. I am hosting a web app on firebase I have a page at https://example.com/payment.html? ... =:vars*", "type": 301 } ], But it does not works....
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    So basically I have an annoying thing when I'm trying to adjust my frame inside an AbsoluteLayout such: <AbsoluteLayout Grid ... . the top frame isn't adjusted the bottom one is...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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