Recent questions

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javascript - 虚拟DOM到底存储在哪里？(Where exactly the Virtual DOM is stored?)

I'm torturing myself for hours now and can't find an answer. (我正在折磨自己几个小时，找不到答案 )Where exactly, under what object/key, ... 有从浏览器中获得任何特殊待遇，是吗？) ask by platinum_ar translate from so...

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

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677 views

1 answer

html - CSS背景图像适合宽度，高度应按比例自动缩放(CSS background image to fit width, height should auto-scale in proportion)

I have (我有) body { background: url(images/background.svg); } The desired effect is that this background image will have width ... :repeat ，这仍然是默认值 ) ask by spraff translate from so...

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

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272 views

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python - 如何将图例排除在情节之外(How to put the legend out of the plot)

I have a series of 20 plots (not subplots) to be made in a single figure. (我要在一个图中制作一系列20个图（不是子图） )I want the legend ... 框内文本的字体大小，以使图例框的大小变小 ) ask by pottigopi translate from so...

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

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503 views

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c# - LINQ查询问题：从每个目标中选择第一个任务(Problem with LINQ query: Select first task from each goal)

The bounty expires in 5 days) . 赏金将在5天后过期) ) Answers to this question are eligible for a +150 ... 2101433 for more detailed information.' ask by Jonathan Wood translate from so...

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

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344 views

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java - Gson.toJson返回{}，似乎ProGuard重命名了字段(Gson.toJson returns {} it seems ProGuard renames fields)

users Bug report shows Gson().toJson(obj) occasionally returns {} but for most users it works correct. (用户的错误报告显示Gson().toJson(obj ... . (吐司再次显示{} ) ask by Mr.AF translate from so...

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

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python - 如何检查正在运行脚本的Python版本？(How do I check what version of Python is running my script?)

如何检查正在解释脚本的版本的Python Interpreter？ ask by carrier translate from so...

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

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r - 如何重命名data.frame中的单个列？(How to rename a single column in a data.frame?)

I know if I have a data frame with more than 1 column, I can use (我知道如果我有一个多于一列的数据框，我可以使用) colnames( ... be the same length as the vector [1] ask by screechOwl translate from so...

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

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406 views

1 answer

php - cURL错误＃：无法解析主机：-PHP(cURL Error #:Could not resolve host: - PHP)

I have problem with this code: (我对此代码有疑问：) function get_request($url,$header_array){ $curl = curl_init(); curl_setopt_array($curl, ... 有谁能帮我解决这个错误：) ask by doki translate from so...

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

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1 answer

python - 如何删除在特定列中的值为NaN的Pandas DataFrame行(How to drop rows of Pandas DataFrame whose value in a certain column is NaN)

I have this DataFrame and want only the records whose EPS column is not NaN : (我有这个DataFrame ，只想要EPS列不是NaN的记录：) >>> df ... How do I do that? (我怎么做？) ask by bigbug translate from so...

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

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544 views

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css - 如何在div中将绝对定位的元素居中？(How to center absolutely positioned element in div?)

I need to place a div (with position:absolute; ) element in the center of my window. (我需要在窗口中心放置一个div （带有position:absolute; ... } Any ideas? (有任何想法吗？) ask by Ish translate from so...

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

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442 views

1 answer

python - 如何确保神经网络性能的可比性？(How to ensure neural net performance comparability?)

For my thesis i am trying to evaluate the impact of different parameters on my active learning object detector with tensorflow (v ... 积极学习周期的约束！）) ask by Sh0rtey translate from so...

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

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363 views

1 answer

javascript - 通过javascript将窗口设置为全屏（REAL全屏； F11功能）(Set window to fullscreen (REAL fullscreen; F11 functionality) by javascript)

There are several questions about this, some say it's not possible, some say it IS possible in IE such as Internet Explorer ... 我也不需要）) ask by Can Poyrazo?lu translate from so...

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

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278 views

1 answer

java - 将Item添加到现有的Java Swing jList（使用Netbeans UI添加到JFrame）(Add Item to an existing Java Swing jList (added to a JFrame using Netbeans UI))

I am using for first time jList elements in my UI. (我第一次在UI中使用jList元素 )All UI is being designed using Netbeans UI ... / End of variables declaration } ask by M.E. translate from so...

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

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1 answer

javascript - 滚动后如何检查元素是否可见？(How to Check if element is visible after scrolling?)

I'm loading elements via AJAX. (我正在通过AJAX加载元素 )Some of them are only visible if you scroll down the page. (仅当您向下滚动页面时，其中一些 ... 以知道某个元素是否现在在页面的可见部分中？) ask by yoavf translate from so...

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

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364 views

1 answer

php - 如何使用PHP解析JSON文件？ [重复](How can I parse a JSON file with PHP? [duplicate])

This question already has an answer here: (这个问题已经在这里有了答案：) How do I extract data from JSON with PHP? (如何使用PHP从JSON提取数据 ... for this. (我希望为此举一个例子 ) ask by John Doe translate from so...

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

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348 views

1 answer

c - 如何将char *分配给字符数组？(How to assign char * to character array?)

I have following code: (我有以下代码：) int main(){ char sentence[] = "my name is john"; int i=0; char ch[50]; for (char* word = ... ]我想将每个单词存储到数组中，有人可以帮忙吗？) ask by translate from so...

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

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350 views

1 answer

git - 如何通过提交消息搜索Git存储库？(How to search a Git repository by commit message?)

I checked some source code into GIT with the commit message "Build 0051". (我使用提交消息 Build 0051 检查了一些源代码到GIT中 ) ... v0.5.0 build 0052. C:Source> ask by Contango translate from so...

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

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282 views

1 answer

git - 如何查看Git提交中的更改？(How to see the changes in a Git commit?)

When I do git diff COMMIT I see the changes between that commit and HEAD (as far as I know), but I would like to see the ... 到任何明显的选项，它会给我输出 ) ask by laktak translate from so...

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

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319 views

1 answer

python - 在matplotlib中设置y轴限制(setting y-axis limit in matplotlib)

I need help with setting the limits of y-axis on matplotlib. (我需要在matplotlib上设置y轴限制的帮助 )Here is the code that I ... 200 但是，我希望限制为20和250 ) ask by Curious2learn translate from so...

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

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580 views

1 answer

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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347 views

1 answer

mysql - 插入MySQL表或更新（如果存在）(Insert into a MySQL table or update if exists)

I want to add a row to a database table, but if a row exists with the same unique key I want to update the row. (我想向数据库 ... IGNORE ，它将忽略该错误，但仍不会更新 ) ask by Keshan translate from so...

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

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438 views

1 answer

vim - 将所有行复制到剪贴板(Copy all the lines to clipboard)

Is there any way to copy all lines from open file to clipboard in VI editor. (有没有办法在VI编辑器中将所有行从打开文件复制到剪贴板 )I tried ... ) So is it possible? (那有可能吗？) ask by Xinus 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

html - 具有背景图像的对称div，没有剪切路径(symetric div with background image without clip-path)

hi guys i have two differents div with background image, as you see in the picture. (嗨，大家好，我在背景图片中有两个不同的 ... cover; background-repeat: no-repeat; } ask by Emmann translate from so...

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

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163 views

1 answer

javascript - 按值复制数组(Copy array by value)

When copying an array in JavaScript to another array: (将JavaScript中的数组复制到另一个数组时：) var arr1 = ['a','b','c']; var arr2 = arr1; ... ? (如何复制数组以获取两个独立的数组？) ask by Dan translate from so...

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

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209 views

1 answer

javascript - 使用JavaScript获取当前URL？(Get the current URL with JavaScript?)

All I want is to get the website URL. (我想要的只是获取网站URL )Not the URL as taken from a link. (不是从链接获取的URL )On the page loading ... ，当前的URL，并将其设置为一个变量，以便我随意使用 ) ask by translate from so...

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

0 votes

347 views

1 answer

git - 如何删除子模块？(How do I remove a submodule?)

How do I remove a Git submodule? (如何删除Git子模块？) By the way, is there a reason I can't simply do git ... git submodule rm whatever吗？) ask by R. Martinho Fernandes translate from so...

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

0 votes

448 views

1 answer

laravel - 将base64字符串转换为图像并使用laravel发送电子邮件(Converting base64 string into image and send in email using laravel)

I am using tinymce-vue editor to get the users information and laravel to store it. (我正在使用tinymce-vue编辑器来获取用户信息并使用 ... 子邮件正文中我正在使用laravel通知) ask by user2538755 translate from so...

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

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335 views

1 answer

json - 如何在Shell脚本中漂亮地打印JSON？(How can I pretty-print JSON in a shell script?)

Is there a (Unix) shell script to format JSON in human-readable form? (是否有（Unix）Shell脚本以易于理解的格式格式化JSON？) Basically, ... ", "bar": "ipsum" } 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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