Recent questions in Technique[技术]

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azure - Azure WebApp-无法自动检测应用程序的运行时堆栈(Azure WebApp - Unable to auto-detect the runtime stack of your app)

I'm trying to create Web App which is just having a Static HTML. (我正在尝试创建仅具有静态HTML的Web App )I'm following this link https: ... 法自动检测到应用程序的运行时堆栈 ) ask by Murugesh translate from so...

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

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python - 您如何测试Python函数引发异常？(How do you test that a Python function throws an exception?)

如何编写仅在函数未引发预期异常的情况下失败的单元测试？ ask by Daryl Spitzer translate from so...

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

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javascript - 我如何找出哪个DOM元素具有焦点？(How do I find out which DOM element has the focus?)

I would like to find out, in JavaScript, which element currently has focus. (我想用JavaScript找出当前关注的元素 )I've been looking ... 事件处理功能中转移焦点 ) ask by Tony Peterson translate from so...

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

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python - 在熊猫中进行多重处理会导致异常(Multindexing in Pandas results in exception)

I am going through the examples of the documentation ( https://pandas.pydata.org/pandas-docs/stable/advanced.html ) and ... 'xs' is not defined ask by user8270077 translate from so...

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

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c# - 在String.Format [复制]中转义大括号'{'(Escape curly brace '{' in String.Format [duplicate])

This question already has an answer here: (这个问题在这里已有答案：) How to escape braces (curly brackets) in a format ... MyProperty { get; private set; } ask by PhilB translate from so...

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

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php - PHP数组按值删除（不是键）(PHP array delete by value (not key))

I have a PHP array as follows: (我有一个PHP数组，如下所示：) $messages = [312, 401, 1599, 3, ...]; I want to delete the element ... (我正在寻找执行此任务的最简单功能 ) ask by Adam Strudwick translate from so...

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

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php - 如何使用PHP发送电子邮件？(How to send an email using PHP?)

I am using PHP on a website and I want to add emailing functionality. (我在网站上使用PHP，并且想添加电子邮件功能 ) I have WAMPSERVER ... PHP? (如何使用PHP发送电子邮件？) ask by user590849 translate from so...

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

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java - 如何在Java中将jsonString转换为JSONObject(How to convert jsonString to JSONObject in Java)

I have String variable called jsonString : (我有一个名为jsonString String变量：) {"phonetype":"N95","cat":"WP"} Now I want to ... 任何预期的答案...) ask by Mr. Sajid Shaikh translate from so...

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

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python - 如何在Python中的同一行上打印变量和字符串？(How can I print variable and string on same line in Python?)

I am using python to work out how many children would be born in 5 years if a child was born every 7 seconds. (如果孩 ... would be: " births "births" ask by Bob Uni translate from so...

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

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centos - 在CentOS 7上打开防火墙端口(Open firewall port on CentOS 7)

I am using CentOS 7 and I have to ensure that ports 2888 and 3888 are open. (我正在使用CentOS 7，并且必须确保端口2888和3888已打开 ) I ... 开端口并使其在重启后不受影响？) ask by Knows Not Much translate from so...

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

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295 views

1 answer

mysql - 如何将CSV文件导入MySQL表(How to import CSV file to MySQL table)

I have an unnormalized events-diary CSV from a client that I'm trying to load into a MySQL table so that I can refactor ... 确的位置 ) ask by Iain Samuel McLean Elder translate from so...

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

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shell - 在文件中查找和替换，覆盖文件不起作用，它清空了文件(Find and replace in file and overwrite file doesn't work, it empties the file)

I would like to run a find and replace on an HTML file through the command line. (我想通过命令行在HTML文件上运行查找和替换 ) My ... is this happening? (为什么会这样呢？) ask by BBales translate from so...

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

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javascript - 不兑现承诺是不好的做法吗？(Is it bad practice to use a promise without reject?)

I have the following; (我有以下内容；) function isUserInDatabase(serverID, playerID) { return new Promise((resolve, reject) => { ... { conn.end(); } } ask by Kwxhvor translate from so...

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

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http - 如何通过HTTP请求将视频上传到YouTube？(How do I upload a video to YouTube via an HTTP request?)

The bounty expires in 6 days) . 赏金将在6天后失效) ) Answers to this question are eligible for a +50 reputation bounty. 这个问题的答案有资格 ... 的请求，但是他们没有提及使用多的要求 ) ask by Mason translate from so...

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

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java - 如何在Eclipse中导入jar(How to import a jar in Eclipse)

如何在Eclipse中导入jar？ ask by user395734 translate from so...

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

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1 answer

css - CSS类名称/选择器中哪些字符有效？(Which characters are valid in CSS class names/selectors?)

What characters/symbols are allowed within CSS class selectors? (CSS类选择器中允许使用哪些字符/符号？)I know that the following characters are ... ] { } | ` # ask by Darryl Hein translate from so...

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

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html - 如何在div中垂直对齐元素？(How to Vertical align elements in a div?)

I have a div with two images and an h1 . (我有一个带两个图像的div和一个h1 )All of them need to be vertically aligned within the ... img src="..."></img> </div> ask by Abdu translate from so...

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

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javascript - 在Chrome中禁用同一来源政策(Disable same origin policy in Chrome)

有什么方法可以在Google的Chrome浏览器上禁用同源策略？ ask by Landon Kuhn translate from so...

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

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c# - 如何遍历C＃中的所有枚举值？ [重复](How to loop through all enum values in C#? [duplicate])

This question already has an answer here: (这个问题在这里已有答案：) How do I enumerate an enum in C#? (如何在C＃中枚举枚举？) ... Basically? (基本上？) foreach(Foo in Foos) ask by divinci translate from so...

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

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mysql - 如何通过SQL中的另一列选择具有MAX（列值），DISTINCT的行？(How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?)

My table is: (我的桌子是：) id home datetime player resource ---|-----|------------|--------|------- ... something exotic: With various results. (具有各种结果 ) ask by Kaptah translate from so...

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

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1 answer

python - 从pandas DataFrame列标题获取列表(Get list from pandas DataFrame column headers)

I want to get a list of the column headers from a pandas DataFrame. (我想从pandas DataFrame获取列标题的列表 )The DataFrame will ... 'y', 'gdp', 'cap'] ask by natsuki_2002 translate from so...

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

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1 answer

c# - 如何在JSON中编写POST请求以发布新产品？(How do I write a POST request in JSON to post a new product?)

I am working on a WebAPI. (我正在使用WebAPI )I have used Entity framework to make an SQL database via the ... /github.com/tux-superman/VitekSky) ask by CodingStudent translate from so...

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

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509 views

1 answer

git - 如何还原未提交的更改，包括文件和文件夹？(How to revert uncommitted changes including files and folders?)

是否有git命令来还原工作树和索引中所有未提交的更改，并还删除新创建的文件和文件夹？ ask by MEM translate from so...

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

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538 views

1 answer

html - 如何使用CSS将文本垂直居中？ [重复](How do I vertically center text with CSS? [duplicate])

This question already has an answer here: (这个问题已经在这里有了答案：) How to center an element horizontally and vertically 19 ... 个的最好方式是什么？) ask by Irakli Lekishvili translate from so...

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

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389 views

1 answer

pandas - 熊猫df histo，格式化我的x代码，并包含空白(Pandas df histo, format my x ticker and include empty)

I got this pandas df: (我得到了这个熊猫df：) index TIME 12:07 2019-06-03 12:07:28 10:04 2019-06-04 10:04:25 11:14 2019-06-09 ... 样添加x刻度缺失以获得完整的时间线？) ask by Jonathan Roy translate from so...

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

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python - 在python中创建一个具有特定大小的空列表(Create an empty list in python with certain size)

I want to create an empty list (or whatever is the best way) that can hold 10 elements. (我想创建一个可以容纳10个元素的空列表（或者 ... ? (有人可以解释原因吗？) ask by Ronaldinho Learn Coding translate from so...

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

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205 views

1 answer

javascript - 如何将qooxdoo属性绑定到小部件？(How to bind qooxdoo property to a widget?)

I'm absolutly new with Qooxdoo. (我对Qooxdoo绝对陌生 ) I want to bind a property to a label, as in the code below, but that ... } } thx 4 hints (thx 4提示) ask by indUbio translate from so...

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

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318 views

1 answer

sql - 向现有列添加身份(Adding an identity to an existing column)

I need to change the primary key of a table to an identity column, and there's already a number of rows in table. (我需要将表 ... 为具有标识属性的SQL命令是什么？) ask by Kirschstein translate from so...

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

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