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453 views

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sql - SQL使用SELECT * [columnA除外] FROM tableA排除列？(SQL exclude a column using SELECT * [except columnA] FROM tableA?)

We all know that to select all columns from a table, we can use (我们都知道要从表中选择所有列，我们可以使用) SELECT * FROM tableA Is there a way ... 包含更多/更少列的情况下，还可以进行将来的维护 ) ask by translate from so...

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

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536 views

1 answer

sqlite - 如何在SQLite中检查表是否存在？(How do I check in SQLite whether a table exists?)

How do I, reliably , check in SQLite, whether a particular user table exists? (我如何可靠地在SQLite中检查特定的用户表是否存在？) I am ... make sense? (还是我的方法有意义？) ask by PoorLuzer translate from so...

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

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564 views

1 answer

visual-studio - Visual Studio 2015或2017显示IntelliSense错误，但解决方案已编译(Visual Studio 2015 or 2017 shows IntelliSense errors but solution compiles)

We are currently evaluating the new Visual Studio 2015 and encountered a strange problem with IntelliSense. (我们目前正在评估新的Visual Studio ... 谁能向我解释这种行为？) ask by Ash translate from so...

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

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520 views

1 answer

algorithm - 在数组末尾添加新数据点不是一个坏主意吗？(Is adding the new data point not at the end of array a bad idea?)

This involves a design decision. (这涉及设计决策 )An interviewer asked me to write something to plot the data assuming there are 100 ... 不断移动15,000个数据条目 ) ask by nopole translate from so...

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

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688 views

1 answer

c++ - C ++ CppCheck算法建议（std :: find_if而不是原始循环）的相关性(C++ CppCheck algorithm suggestion (std::find_if instead of raw loop) pertinence)

CppCheck suggest me to replace one of my code by a STL algorithm, I'm not against it, but I don't know how to replace ... .我应该忽略这个建议吗？) ask by Sébastien Bémelmans translate from so...

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

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492 views

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html - 尝试水平对齐5张图像。一幅图像不对(trying to horizontally align 5 images. One image is out of line)

The must be an easy answer. (答案一定很简单 )But for the life of me cannot see why. (但是对于我的一生，看不出为什么 )All i ... alt = person 5 >) enter code here ask by Doug Pitchers 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

login - Flutter：通过WebView登录(Flutter: login through a webview)

I'm pretty new to Flutter. (我对Flutter很陌生 )Is there a way to login through a webview into our app? (有没有办法通过网络视图登录到我们的应 ... 第二页，我们可以在其中执行其他操作 ) ask by Little Monkey translate from so...

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

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543 views

1 answer

c - C中的结构引发段错误（核心已转储）(Struct in C throwing a segment fault (core dumped))

Sorry in advance since the code isn't entirely in English, not my first language. (抱歉，代码不是完全用英语写的，不是我的母语 )Also ... tipo[i].postal, 60, fp); } ask by C_Overthinker translate from so...

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

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449 views

1 answer

php - 匹配正则表达式中的空格(Matching a space in regex)

I need to match a space character in a PHP regular expression. (我需要匹配PHP正则表达式中的空格字符 )Anyone got any ideas? (有人有任何想法 ... -Z0-9s|]/", "", $tag); ask by Gavin Schulz translate from so...

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

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313 views

1 answer

r - R中带有gganimate的动画地理地图(Animated Geographical Maps in R with gganimate)

I can generate some decent-looking choropleth maps in R, see for instance the following (我可以在R中生成一些看起来不错的Choropleth贴图， ... appreciated! (任何帮助表示赞赏！) ask by larry77 translate from so...

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

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324 views

1 answer

html - 将链接添加到图像会破坏其他所有功能(Adding link to a image breaks everything else)

So this is a simple line of images, with hover effects, I have it doing everything I need, except when I add a link ... > </div> </div> ask by Normunds Ratnieks translate from so...

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

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371 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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340 views

1 answer

java - Java Hashmap：如何从价值中获取关键？(Java Hashmap: How to get key from value?)

If I have the value "foo" , and a HashMap<String> ftw for which ftw.containsValue("foo") returns true , how can I get the ... that? (最好的方法是什么？) ask by Nick Heiner translate from so...

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

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489 views

1 answer

c# - 使用Selenium Webdriver在无头的Chrome中下载PDF(Download PDF in Chrome headless with Selenium Webdriver)

I am trying to download PDF file from website and everything works fine in "not headless" mode. (我正在尝试从网站下载PDF文件，并且在 ... , true); } } } } ask by Mr.V translate from so...

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

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467 views

1 answer

android - ContactsContract.CommonDataKinds.Phone.getTypeLabel返回摩托罗拉设备上的奇怪字符串(ContactsContract.CommonDataKinds.Phone.getTypeLabel returns weird strings on Motorola devices)

I'm using ContactsContract.CommonDataKinds.Phone.getTypeLabel to get the String of the phone type of the user (1 --> home ... , "").toString(); ask by user2634975 translate from so...

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

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412 views

1 answer

javascript - 等同于JavaScript isset（）(JavaScript isset() equivalent)

In PHP you can do if(isset($array['foo'])) { ... } . (在PHP中，您可以执行if(isset($array['foo'])) { ... } )In JavaScript ... 有值的变量等的通用完整指南将很方便 ) ask by Bart van Heukelom translate from so...

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

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324 views

1 answer

c++ - 睡眠数毫秒(Sleep for milliseconds)

I know the POSIX sleep(x) function makes the program sleep for x seconds. (我知道POSIX sleep(x)函数使程序休眠x秒 )Is there a ... 有使程序休眠x 毫秒的功能？) ask by Prasanth Madhavan translate from so...

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

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236 views

1 answer

javascript - 如何在JavaScript中的POST请求URL中传递变量？(How do I pass a variable inside a POST request URL in JavaScript?)

I am trying to pass a variable that is derived from a database (and keeps changing) to a fetch URL. (我试图将派生自数据库的变量（并不断更改 ... 道如何做 )Any help? (有什么帮助吗？) ask by levi translate from so...

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

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919 views

1 answer

underscore.js - lodash和下划线之间的差异[关闭](Differences between lodash and underscore [closed])

Why would someone prefer either the lodash.js or underscore.js utility library over the other? (为什么有人更喜欢lodash.js或underscore.js实 ... 了解这些差异 ) ask by Brian M. Hunt translate from so...

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

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440 views

1 answer

c++ - 什么是rvalue，lvalue，xvalue，glvalue和prvalue？(What are rvalues, lvalues, xvalues, glvalues, and prvalues?)

In C++03, an expression is either an rvalue or an lvalue . (在C ++ 03中，表达式是rvalue或lvalue ) In C++11, an expression can ... 神只是在试图使我们仅仅是凡人吗？) ask by James McNellis translate from so...

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

0 votes

157 views

1 answer

javascript - 如何使用控件控制3D CSS立方体(How to control 3D CSS cube with controls)

I'm trying to control the cube with arrows (up, down, left, right arrow controls). (我试图用箭头（向上，向下，向左，向右箭头控件 ... </div> </div> Thanks (谢谢) ask by Bubblegum Princess translate from so...

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

0 votes

613 views

1 answer

python-3.x - tkinter-更新刷新页面/文本以使用新的功能返回(tkinter - updating refreshing a page/text to use new return from function)

i am new to programing and have been trying to get this to work. (我是编程的新手，一直在努力使其工作 ) ranlist() is a ... ": app = SampleApp() app.mainloop() ask by Leather_Syrup translate from so...

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

0 votes

673 views

1 answer

git - 从GitHub下载单个文件(Download single files from GitHub)

I guess most of you, developers, use any VCS , and I hope some of you use Git. (我想你们中的大多数开发人员都使用任何VCS ，并且希望你们中的 ... ? (还是为开源项目提供免费的托管和VCS？) ask by Radek Simko translate from so...

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

0 votes

340 views

1 answer

python - Gunicorn是否可以在Windows上运行(Does Gunicorn run on Windows)

I have looked around for a while, and I was surprised not finding any information whether Gunicorn runs on Windows or not. (我环顾了 ... 哪里可以找到有关它的文档？) ask by Flavien translate from so...

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

0 votes

830 views

1 answer

google-cloud-platform - 为什么无法将cloudKMS角色添加到服务帐户(Why cloudKMS role cannot be added to Service Account)

I'm creating a service account through Deployment Manager, which I can add a role like roles/viewer with this snippet: (我正 ... ":"POST"} }}' ask by Ramon Medeiros translate from so...

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

0 votes

492 views

1 answer

javascript - 在iPhone的textarea和输入字段中看不到输入的文本(cannot see inputted text in textarea and input fields on iPhone)

I am working on the following site: (我正在以下站点上工作：) http://www.jpdgallery.com/ (http://www.jpdgallery.com/) When you ... --> </nav> </form> ask by Jake Durell translate from so...

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

0 votes

515 views

1 answer

python - 如何从Python路径中获取不带扩展名的文件名？(How to get the filename without the extension from a path in Python?)

如何从Python路径中获取不带扩展名的文件名？ ask by Joan Venge translate from so...

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

0 votes

465 views

1 answer

python-3.7 - 如何保存已编辑的Webview结果？(How to save edited webview result?)

Situation description: Python 3.7, GTK 3.0, PyGObjects 3.34.0 Webkit2 4.0 (情况说明：Python 3.7，GTK 3. ... .textBuffer.set_text(self.buffer) ask by Kristaps Livmanis translate from so...

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

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