Recent questions in Technique[技术]

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powershell - 通过CMD和PowerShell进行管道传输时，行为和输出不同(Different behaviour and output when piping through CMD and PowerShell)

I am trying to pipe the content of a file to a simple ASCII symmetrical encryption program i made. (我试图将文件的内容传输到我制作的简 ... in advance. (提前致谢 ) ask by Adel M. translate from so...

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

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529 views

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javascript - 在forEach循环中使用异步/等待(Using async/await with a forEach loop)

Are there any issues with using async / await in a forEach loop? (在forEach循环中使用async / await是否有任何问题？)I'm trying to loop ... ，所以我只想问一下这是否有问题 ) ask by saadq translate from so...

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

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c++ - C ++：交换矩阵的行：使用单维数组(C++: Swap Rows For A Matrix: Using a SINGLE DIMENSION Array)

Dear nice and smart people, would you mind sharing with me why my code is unable to swap rows for a matrix please? ( ... ; delete temp2; } ask by Chen JG Thomas translate from so...

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

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312 views

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python - 我不明白这份清单的理解(I cannot understand this list comprehension)

a = [x+y for x in ['Python ','C '] for y in ['Language','Programming']] print(a) the output is ['Python ... ','C ','Language','Programming']) ask by Jason Lu translate from so...

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

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408 views

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java - 按属性对自定义对象的ArrayList进行排序(Sort ArrayList of custom Objects by property)

I read about sorting ArrayLists using a Comparator but in all of the examples people used compareTo which according to some ... ); ... } ask by Samuel translate from so...

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

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335 views

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html - 如何将div的内容与底部对齐(How to align content of a div to the bottom)

Say I have the following CSS and HTML code: (说我有以下CSS和HTML代码：) #header { height: 150px; } <div id="header"> <h1>Header ... in CSS? (如何在CSS中完成此操作？) ask by kristof translate from so...

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

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321 views

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amazon-web-services - 在AWS中保留相同的弹性IP和ENI集(Retain the same set of Elastic IP and ENI in AWS)

I'm working on a project where the nodes are heavily dependent on static networking as it's kind of a static cluster. (我 ... in advance. (提前致谢 ) ask by jagatjyoti translate from so...

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

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446 views

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macos - 如何从Git存储库中删除.DS_Store文件？(How can I Remove .DS_Store files from a Git repository?)

如何从Git存储库中删除那些烦人的Mac OS X .DS_Store文件？ ask by John Topley translate from so...

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

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432 views

1 answer

sql-server-2008 - 如何连接到SQL Server 2008 Express的本地实例(How to connect to local instance of SQL Server 2008 Express)

I just installed SQL Server 2008 Express on my Vista SP1 machine. (我刚刚在Vista SP1计算机上安装了SQL Server 2008 Express )I previously had ... 录-安装时是否可能设置了错误？) ask by Rob translate from so...

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

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412 views

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postgresql - 在PostgreSQL中创建数据库的副本(Creating a copy of a database in PostgreSQL)

在pgAdmin中将整个数据库（其结构和数据）复制到新数据库的正确方法是什么？ ask by egaga translate from so...

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

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299 views

1 answer

ruby - 什么是Ruby中的attr_accessor？(What is attr_accessor in Ruby?)

I am having a hard time understanding attr_accessor in Ruby. (我很难理解Ruby中的attr_accessor 。)Can someone explain this to me? (谁可以给我解释一下这个？) ask by dennismonsewicz translate from so...

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

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392 views

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c - 将矩阵的行数重新分配为大于初始值的数字(Reallocating a matrix' row count to a number larger than the initial value)

I have a program to create a matrix with initial values and then changing the matrix to given values. (我有一个程序可以创建具有初 ... column, arr); } return 0; } ask by Luxeun translate from so...

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

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238 views

1 answer

python - 了解切片符号(Understanding slice notation)

I need a good explanation (references are a plus) on Python's slice notation. (我需要一个关于Python切片符号的很好的解释（引用是一个加号） ) To me, ... 它看起来非常强大，但是我还没有完全了解它 ) ask by Simon translate from so...

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

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401 views

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php - 如何实施基本的“长轮询”？(How do I implement basic “Long Polling”?)

I can find lots of information on how Long Polling works (For example, this , and this ), but no simple examples of how to ... 全的或完整的，它只需要工作！) ask by dbr translate from so...

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

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376 views

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javascript - 如何使用JavaScript重新加载页面(How to reload a page using JavaScript)

How can I reload the page using JavaScript? (如何使用JavaScript重新加载页面？) I need a method that works in all browsers. (我需要一种适用于所有浏览器的方法。) ask by Resh translate from so...

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

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590 views

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angular - Ionic表示无法绑定到“ formGroup”，因为它不是“ form”的已知属性(Ionic says Can't bind to 'formGroup' since it isn't a known property of 'form')

I have a product-details page, in which I am using another child component product-card. (我有一个产品详细信息页面，其中使用了另一个子组件产品卡 ... 离子版本为4，角度版本为8 谢谢 ) ask by Aditya Thakur translate from so...

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

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234 views

1 answer

priority-web-sdk - webSdk过程的参数顺序(Parameter order for webSdk procedures)

I need to create some reports using the websdk pertaining to orders and price quotes. (我需要使用websdk创建一些与订单和报价有关的报告 )I tried ... 某些奇怪的原因，我的日志被截断了 ) ask by aradu translate from so...

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

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583 views

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javascript - 角度-将Google Maps API结果映射到表单-如何映射两个长度不等但共享公用密钥的对象(Angular - Mapping Google places API result to a form - how to map two objects of unequal length but sharing a common key)

I feel as though I'm missing a key concept here, but I want to display the results of a places autocomplete query, but ... ！) Malcolm (马尔科姆) ask by Malcolm Whild translate from so...

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

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225 views

1 answer

c++ - C ++中'struct'和'typedef struct'之间的区别？(Difference between 'struct' and 'typedef struct' in C++?)

In C++, is there any difference between: (在C ++中，之间有什么区别：) struct Foo { ... }; and (和) typedef struct { ... } Foo; ask by criddell translate from so...

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

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282 views

1 answer

javascript - 如何在JavaScript中检查未定义的变量(How to check a not-defined variable in JavaScript)

I wanted to check whether the variable is defined or not. (我想检查变量是否已定义 )For example, the following throws a not-defined error ... ? (我怎么能抓到这个错误？) ask by Jineesh translate from so...

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

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290 views

1 answer

haskell - Haskell入门(Getting started with Haskell)

For a few days I've tried to wrap my head around the functional programming paradigm in Haskell. (几天后，我试图围绕Haskell中的函数式编程 ... (还有开始练习的好主意吗？) ask by community wiki translate from so...

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

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361 views

1 answer

python - 如何使用click.getchar（）识别“ Enter Key”（Python）(How to use click.getchar() to identify “Enter Key” (python))

I'm making a Python script and wanted to let the user use the Arrow Keys to navigate through the screens. (我正在制作一个Python脚本 ... 7. (我正在使用Windows 7 ) ask by Renato translate from so...

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

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707 views

1 answer

encryption - 使用Minecraft加密破坏了AES-128-CFB-8的前16个字节[重复](First 16 bytes of AES-128-CFB-8 are corrupted using Minecraft encryption [duplicate])

This question already has an answer here) : 这个问题已经在这里有了答案) ：) First 16 bytes of AES-128 CFB-8 decryption are ... :cout << sTarget << std::endl; ask by DerCoder translate from so...

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

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823 views

1 answer

visual-studio - 错误消息“未找到与约束合同名称匹配的导出”(Error message “No exports were found that match the constraint contract name”)

This morning I faced a problem while opening my Visual Studio solution, and when I tried to run it, it said: (今天早上我在打开Visual ... 该如何解决这个问题？) ask by Simon B.Robert translate from so...

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

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445 views

1 answer

azure-pipelines - 使用参数化的模板来避免代码重复会导致错误消息：“期望序列”(Using parameterized templates to avoid code duplicates leads to error message: 'A sequence was expected')

For our build, I want to use a stage that is triggered for every push / pull request, with a limited number of parameter ... ? (我该如何解决？) ask by Robert Metzger translate from so...

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

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557 views

1 answer

linux - 带有x86-64-w64-mingw32-g ++未定义引用的libcurl。 g ++工作正常(libcurl with x86-64-w64-mingw32-g++ undefined reference. g++ works fine)

I am trying to cross-compile simple C++ program for Windows using libcurl and Linux. (我正在尝试使用libcurl和Linux对Windows的简单C ++程序进行 ... the issue? (可能是什么问题？) ask by e.e translate from so...

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

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480 views

1 answer

python - 当我将Django应用程序部署到heroku时，站点停止工作(When i deploy my django app to heroku the site stops working)

i have done everything right following a youtube tutorial( https://www.youtube.com/watch?v=MoX36izzEWY ) ... ="/favicon.ico" host=theblogformamad.herokuapp.com request_id=4c6cb4e5...

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

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216 views

1 answer

java - 找不到ID为该字段的必需视图，但ID存在(required view with id for field was not found but id exists)

I have a little problem. (我有一点问题 ) I'm trying to BindView with the id ongoing_call_layout . (我 ... ="center" android:src="@drawable/ic_call_end_black_24dp" android:tint="@colo...

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

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