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angular - 如何在特定测试级别上禁用变更检测(how to disable change detection on a specific test level)

I have a component that resets certain variables to null on ngOnInit. (我有一个组件，可以将ngOnInit上的某些变量重置为null )(Note ... .processForm(); }); ask by Wede Asmera Tseada translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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132 views

1 answer

php - 在PHP数组上更改值(Chaning the values on a PHP array)

What I want is when the user enters some text on an alert input to be shown as in the picture below on a php created array: ... 在数组的奇数行上显示用户输入）) ask by Costas_ translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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286 views

1 answer

mysql - 如何查询多行到单行mysql(how to query multi row to a single row mysql)

I am trying to combine several rows in a table into a single row based on a condition. (我试图根据条件将表中的几行合并为一行 ) For example, ... (有人可以帮助我实现这一目标吗？) ask by Nhu Pham translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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623 views

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loops - 有没有一种方法可以dplyr（tidyverse）映射我的数据集，找到以相同后缀结尾的列，然后只保留一个？(Is there a way to dplyr (tidyverse) map my dataset, find columns ending with the same suffix then keep just one?)

Let's say I have two different measurement tools (a3 and a4) developed to assess psychological attributes, such as communication ... Thank you. (谢谢 ) ask by Luis translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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504 views

1 answer

javascript - ngx-codemirror无法设置高度宽度(ngx-codemirror unable to set height width)

Below is my example (下面是我的例子) https://stackblitz.com/edit/ngx-codemirror-g9orbw?file=src/app/app.component.css (https:// ... (请帮忙，谢谢) ask by Md. Parvez Alam translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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441 views

1 answer

css - 为什么在嵌套的flex框中缩小高度为100％的img标签的长度？(Why was the length of img tag which has height 100% be shrunken in nested flex box?)

I have a trouble about flex item in css. (我对CSS中的flex项目有麻烦 ) Please see the folloing code in jsfiddle. (请在jsfiddle中查看以 ... be shrunken. (我希望缩小宽度 ) ask by mitsuru translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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485 views

1 answer

c++ - 获取GTK窗口，剪贴板信号源自该GTK窗口（Gtkmm）(Get the GTK Window from which a Clipboard signal_owner_change originated (Gtkmm))

My application needs to listen to clipboard changes to record them. (我的应用程序需要收听剪贴板的更改以进行记录 )I can currently achieve ... 窗口被复制但没有指针匹配 ) ask by Guillaume Schlipak translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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395 views

1 answer

javascript - 如何动态创建字典和添加键值对？(How to create dictionary and add key–value pairs dynamically?)

From post: (从帖子：) Sending a JSON array to be received as a Dictionary<string,string> (发送要作为Dictionary <string，string>接收的 ... t work. (但这不起作用 ) ask by KenEucker translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

1 answer

grep - 如何使用grep在文件夹中查找单词？(How can I use grep to find a word inside a folder?)

In Windows, I would have done a search for finding a word inside a folder. (在Windows中，我会搜索在文件夹中查找单词 )Similarly, I want to ... （在我发出ctrl + c之前没有响应） ) ask by kiki translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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347 views

1 answer

python - 如何获取本地安装的Python模块列表？(How can I get a list of locally installed Python modules?)

I would like to get a list of Python modules, which are in my Python installation (UNIX server). (我想获得Python模块的列表，这些 ... Python模块的列表？) ask by Léo Léopold Hertz ?? translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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389 views

1 answer

laravel - 更新了AWS实例类型，获取404(Updated AWS instance type, getting 404)

I just updated AWS instance type for my Laravel project (我刚刚为Laravel项目更新了AWS实例类型) I have a new IP which I have registered ... am I missing? (我想念什么？) ask by Dazzle translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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265 views

1 answer

c# - 使用linq调用方法x次(Call method x times using linq)

I would like to call one method 3 times Using LINQ , the method returns an object, with that object I want to add ... News CollectNews(){ ... } ask by Pablitros translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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509 views

1 answer

python - 如何根据对象的属性对对象列表进行排序？(How to sort a list of objects based on an attribute of the objects?)

I've got a list of Python objects that I'd like to sort by an attribute of the objects themselves. (我有一个Python对象列表，我想 ... 是我正在寻找Python的最佳实践 ) ask by Nick Sergeant translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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251 views

1 answer

vb.net - VB.NET中的渐变填充(Gradient fill in VB.NET)

Why in the world would the following simple code fail? (为什么世界上以下简单代码会失败？)This code always fills the path with the ... participated. (再次感谢所有参加的人 ) ask by dotNET translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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552 views

1 answer

django - Pipenv Shell无法在Python 3.8中创建虚拟环境(Pipenv shell fails to create virtual environment in Python 3.8)

I'm new to Django, and I'm starting a tutorial for Django with React, and I'm struggling with creating the ... 下：变量（PYTHONPATH）) ask by Iván Flores Vázquez translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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389 views

1 answer

c# - 如何强制.NET应用程序以管理员身份运行？(How do I force my .NET application to run as administrator?)

将程序安装在客户端计算机上后，如何强制程序在Windows 7上以管理员身份运行？ ask by Gold translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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470 views

1 answer

javascript - 包括使用webpack编译的捆绑软件，以在另一个js文件中使用(include bundle compiled with webpack to use in another js file)

I have the following structure of my app: (我的应用程序具有以下结构：) index.js (index.js) const app = require("./app") exports. ... appreciated. (任何建议，不胜感激 ) ask by vir us translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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340 views

1 answer

javascript - 反应输入字段未重新渲染/刷新(React Input Field not re-rendering/refreshing)

I don't understand why the input field is not refreshing. (我不明白为什么输入字段没有刷新 ) The main idea is (主要思想是) There ... ={handleChange}/> </div> ) } ask by yasir jafar translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.3k views

1 answer

react-native - 升级到React Native 0.60.5，但是我的ios文件夹没有Podfile(Upgraded to React Native 0.60.5, but my ios folder doesn't have Podfile)

I recently upgraded my react native project from 0.59 to 0.60.5, however I wasn't using pods from the earlier version. ... 生成Podfile以应用新更新？) ask by Vince Gonzales translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

584 views

1 answer

bootstrap-4 - 整行的垂直内容对齐(Vertical content alignment across the whole row)

I have the following code: (我有以下代码：) <div class="card text-white bg-primary"> <div class="card-body pb-0"> <div class=" ... 何想法如何做到这一点？) Thanks (谢谢) ask by Mark translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

282 views

1 answer

javascript - 递归遍历数组数组(Looping through array of Arrays with Recursion)

I am trying to solve this problem with recursion because I want to make my life worse. (我想通过递归来解决此问题，因为我想让自己的生活变得更糟 )I am ... 3, 4, 5, 6, 7, 8, 9 ] ask by Jkaram translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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305 views

1 answer

javascript - 未捕获ReferenceError：未定义$？(Uncaught ReferenceError: $ is not defined?)

How come this code throws an (此代码如何引发) Uncaught ReferenceError: $ is not defined (未捕获的ReferenceError：未定义$) when it ... .5.2.packed.js"></script> ask by Olivers translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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366 views

1 answer

sql - 在以SQL Server中的特定字符开头的字段中查找文本的特定部分(finding specific part of text in a field which starts with a specific character in SQL server)

I want to write an inner join where Table_1's identifier is an unique field and Table_2's field which is being used for the ... . (谢谢你的帮助 ) ask by Krishna Teja translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

326 views

1 answer

git - 如何删除远程标签？(How to delete a remote tag?)

你如何删除已被推送的Git标签？ ask by markdorison translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

307 views

1 answer

javascript - 浮动后如何减少两位数？在Java脚本中，无需更改为字符串(How to cut two digits after my float? In Java script without changing to string)

I want to take 2 digits after float like below example: (我想在浮点数后取2位数字，例如以下示例：) function cut() { var num1 ... // should be return 8.84 } ask by Chanchhunneng chrea translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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533 views

1 answer

python - 如何将文本文件读入字符串变量并删除换行符？(How to read a text file into a string variable and strip newlines?)

I use the following code segment to read a file in python: (我使用以下代码段在python中读取文件：) with open ("data.txt", "r") as myfile: ... 中删除"\n" ， "["和"]"字符？) ask by klijo translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

519 views

1 answer

typescript - TSLint：表达式的类型为“ void”。单独声明(TSLint: Expression has type `void`. Put it on its own line as a statement)

When I run firebase deploy the CLI app runs the TS compiler and TSLint throws the error shown on the commented line: ... non-zero exit code2 ask by Sean Dezoysa translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

446 views

1 answer

python - 从数据框中获取作为日期时间对象的索引(Get index as datetime object from dataframe)

I got a csv file that looks like this (我有一个看起来像这样的csv文件) valid,temp,pressure 2019-11-25 12:00,22,4 2019- ... 'Index' object has no attribute 'month' ask by Vader translate from so...

asked Feb 21, 2021 in Technique[技术] by 深蓝 (71.8m points)

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