Recent questions in Technique[技术]

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c - 在0和1的2d数组中，如何找到链接为0的矩形数？(In 2d array of 0 and 1 , how to find numbers of rectangle with linked 0?)

How do you find the number of rectangles in a 2D matrix of 0s and 1s? (如何在2s为0和1s的矩阵中找到矩形的数目？) I have searched ... 0，而不是9（1x1中的4 1x2中的4 2x2中的1）) ask by Byeongyoon translate from so...

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

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android - 从DialogFragment调用DatePickerDialog(Calling a DatePickerDialog from a DialogFragment)

This is causing some error. (这会导致一些错误 )For the listener, I tried to put TaskPopupDialog.this.getContext() but it still shows ... } }); return v; } ask by G.L. translate from so...

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

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wordpress - 我问有关wordpress的问题，你能帮我吗？(i ask about wordpress , can you help me?)

为什么我无法在Wordpress上安装Flatsome ask by Tan Nguy?n translate from so...

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

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c - 是否允许优化的out变量保存超出其范围的值？(Is an optimized out variable allowed to hold a value out of its range?)

Is the compiler allowed to store a larger value in an 8-bit uninitialized variable? (允许编译器在8位未初始化的变量中存储较 ... -uninitialized] return csum; ^~~~ ask by Arusekk translate from so...

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

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parallel-processing - 对计算能力的需求(Demand for computing power)

I have a question about the global demand for computing power. (我对全球对计算能力的需求有疑问 )During the last few year the ... 用一些GPU（AWS，GCP等）？) Thanks (谢谢) ask by devops787 translate from so...

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

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384 views

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python - 如何解决python中缺少的位置参数问题(How to solve missing positional argument issue in python)

I am trying to implement the Local Outlier Factor(LOF) in python. (我正在尝试在python中实现Local Outlier Factor（LOF） )Below is the ... 个必需的位置参数：'instances') ask by Warid translate from so...

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

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427 views

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sdn - ONOS死后改行(ONOS Switches Die in Young Age)

Since I upgraded ONOS to the newest version, I am unable to test example programs. (由于我已将ONOS升级到最新版本，因此无法测试示例程序 )When ... 应用程序中可用的基本管道和管道 ) ask by Abidullah Khan translate from so...

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

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libressl - 无法验证smime签名(Unable to verify smime signature)

I've signed a file like this, using LibreSSL 2.8.3 on macOS: (我已经在macOS上使用LibreSSL 2.8.3签署了这样的文件：) openssl smime - ... 就可以正确地测试我的Swift实现是否有效 ) ask by Gargoyle translate from so...

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

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android - Jackson databind InvalidFormatException：无法反序列化org.threeten.bp.ZonedDateTime(Jackson databind InvalidFormatException : Failed to deserialize org.threeten.bp.ZonedDateTime)

How to fixe the InvalidFormatException for 2019-12-01T06:16:50.289+0000 (如何2019-12-01T06:16:50.289+0000 ... api:2.3.0' ask by Chathura Wijesinghe translate from so...

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

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python - 如何使用Flask和Python重定向到外部URL并更改请求标头中的Referer(How can redirect to an external URL and change the Referer in the Request Headers using Flask and Python)

I am trying to redirect a user to an external URL and also add a Referer domain in the Request Headers . (我正在尝试将 ... "__main__": app.run(debug=True) ask by Anatol translate from so...

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

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sql - 如何从薪资表中找到第三或第n个最高薪水？(How to find third or nth maximum salary from salary table?)

如何以优化方式从薪资table(EmpID,EmpName,EmpSalary)中找到third or nth最高薪水？ ask by Karan Gandhi translate from so...

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

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228 views

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sql - 使用两个表在SQLplus中给出一个输出(Using Two Tables to give one output in SQLplus)

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

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python - 访问dict键，如果不存在，则返回None(Access dict key and return None if doesn't exist)

In Python what is the most efficient way to do this: (在Python中，最有效的方法是：) my_var = some_var['my_key'] | None ie. ( ... 包含'my_key'否则使my_var是None ) ask by 9-bits translate from so...

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

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166 views

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python - 如何更改DataFrame列的顺序？(How to change the order of DataFrame columns?)

I have the following DataFrame ( df ): (我有以下DataFrame （ df ）：) import numpy as np import pandas as pd df = pd.DataFrame(np. ... 第一栏，而其他栏的顺序保持不变？) ask by Timmie translate from so...

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

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android - 如何制作可在其他应用程序上使用的部分可见的应用程序(How to make partially visible app that works over another app)

I have seen apps like Gamekiller and Scramble Cheat that shows partially over another app like a shadow and the touch events over ... 台应用程序上起作用 ) ask by mjosh translate from so...

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

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232 views

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c# - 选定区域的Tab键顺序(Tab Order With Selected Area)

During Design Time of a Windows Form there are a lot of controls to assign their Tab Order with VS Tab Order Button automatically ... 看到要单击的相关控件 ) ask by BirSoft translate from so...

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

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python - 为什么会出现AttributeError：'NoneType'对象没有属性'something'？(Why do I get AttributeError: 'NoneType' object has no attribute 'something'?)

I keep getting an error that says (我不断收到错误消息，说) AttributeError: 'NoneType' object has no attribute 'something' The code I ... 如何缩小正在发生的情况？) ask by Jacob Griffin translate from so...

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

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markdown - 什么文件使用.md扩展名，我该如何编辑它们？(What file uses .md extension and how should I edit them?)

On GitHub, several projects have README.md files. (在GitHub上，有几个项目有README.md文件 )It seems like a simple format file to express ... 找到.md文件的介绍？) ask by Lai Yu-Hsuan translate from so...

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

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markdown - 什么文件使用.md扩展名，我该如何编辑它们？(What file uses .md extension and how should I edit them?)

On GitHub, several projects have README.md files. (在GitHub上，有几个项目有README.md文件 )It seems like a simple format file to express ... 找到.md文件的介绍？) ask by Lai Yu-Hsuan translate from so...

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

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313 views

1 answer

c# - 在C＃中调用基本构造函数(Calling the base constructor in C#)

If I inherit from a base class and want to pass something from the constructor of the inherited class to the constructor of ... 消息传递给基本Exception类 ) ask by lomaxx translate from so...

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

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sql - 我应该在T-SQL中使用！=或<>表示不相等吗？(Should I use != or <> for not equal in T-SQL?)

I have seen SQL that uses both != and <> for not equal . (我见过使用!=和<>表示不相等的 SQL )What is the preferred syntax ... ，因为<>我想起了Visual Basic ) ask by Bob The Janitor translate from so...

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

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329 views

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javascript - 如何从JavaScript对象中删除属性？(How do I remove a property from a JavaScript object?)

Say I create an object as follows: (说我创建一个对象，如下所示：) var myObject = { "ircEvent": "PRIVMSG", "method": "newURI ... "PRIVMSG", "method": "newURI" }; ask by johnstok translate from so...

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

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google-search-console - 从Google Search Console删除网站(Removing Site from Google Search Console)

I have a Search Console set up and added some sites, one of which I no longer want to have in the list shown to me in Search ... 是显而易见的，但我找不到它...) ask by Sparfy translate from so...

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

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270 views

1 answer

c# - 用C＃计算相对时间(Calculate relative time in C#)

Given a specific DateTime value, how do I display relative time, like: (给定特定的DateTime值，如何显示相对时间，例如：) 2 hours ago ( ... 前) a month ago (一个月前) ask by community wiki translate from so...

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

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333 views

1 answer

android - 为什么不显示位于回收者视图顶部的图像视图？(Why image view located on top of recycler view is not displaying?)

I am trying to add an image view as a banner on top of recycler view. (我正在尝试将图像视图添加为回收 ... /> </androidx.constraintlayout.widget.ConstraintLayout> ask by Alexa289 translate from so...

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

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python - ValueError：以10为底的int（）的无效文字：''(ValueError: invalid literal for int() with base 10: '')

I am creating a program that reads a file and if the first line of the file is not blank, it reads the next ... maximum = (infile.readline()) ask by Sarah Cox translate from so...

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

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464 views

1 answer

xml - 避免在缺少“匹配”实体的情况下输出属性(Avoid output an attribute in case of the missing “matching” entity)

After XSLT execution i have a picture like (some attributes with empty values) (XSLT执行后，我有一张类似的图片（某些属性值为空）) <Document ... .0)? (如何改进XSLT代码（1.0）？) ask by Alex translate from so...

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

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408 views

1 answer

javascript - 如何在不进行远程调用的情况下过滤当前数据？ -物料表（mbrn /物料表）(How to filter current data without making remote call? - Material Table(mbrn/material-table))

I am using mbrn/material-table with filtering on a column and remote data feature. (我正在将mbrn / material-table与列和远程数据功能一起使用 ... 过滤器文本上都正在调用API ) ask by LAXIT KUMAR translate from so...

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

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