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c - 有没有办法在等待输入时保持程序运行？(Is there a way to keep the program running while waiting for input?)

We have an assignment to create a game in C. We can't use any external headers, and it should run on console. (我们分配了一个用C创建 ... ? (等待输入时如何保持程序运行？) ask by Azeew translate from so...

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

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343 views

1 answer

sql - 如何查看活动的SQL Server连接？(How do I see active SQL Server connections?)

I am using SQL Server 2008 Enterprise. (我正在使用SQL Server 2008 Enterprise )I want to see any active SQL Server connections, and ... 是否存在解决此问题的命令？) ask by George2 translate from so...

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

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326 views

1 answer

javascript - 如何使用jQuery按名称选择元素？(How can I select an element by name with jQuery?)

Have a table column I'm trying to expand and hide: (有一个表格列我正在尝试展开和隐藏：) jQuery seems to hide the td elements when I ... bold"> data2</td> </tr> ask by T.T.T. translate from so...

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

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563 views

1 answer

ruby-on-rails - Rails ActiveStorage：如何避免每个映像进行一次重定向？(Rails ActiveStorage: how to avoid one redirect for each image?)

If you use ActiveStorage and you have a page with N images you get N additional requests to your Rails app (ie N redirects). ... (否则，那为什么不可能呢？) ask by collimarco translate from so...

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

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396 views

1 answer

python - 如何获取大熊猫DataFrame的行数？(How do I get the row count of a pandas DataFrame?)

I'm trying to get the number of rows of dataframe df with Pandas, and here is my code. (我正在尝试使用Pandas获取数据框df的行数，这是我的 ... am I doing wrong? (我究竟做错了什么？) ask by yemu translate from so...

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

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457 views

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python - 如果ID在django上的其他表中已经存在，如何禁用或隐藏“分配/重定向”按钮(How to disable or hide assign/redirect button if the ID already exist in other table on django)

class Patient(models.Model): name = models.CharField(max_length=50) active_choices = [('Yes', 'Yes'), ('No', 'No')] ... "></span> </a> ask by Ahmad Ebrahim 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

sql - 如何根据条件从1条记录创建更多记录（SQL）(How to create more records from 1 record based on condition (SQL))

I am trying to create more records from 1 record based on some conditions. (我试图根据某些条件从1条记录创建更多记录 )For example: If the ... 此操作的任何想法？)Thanks (谢谢) ask by Shang Rong translate from so...

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

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471 views

1 answer

python - 如果ID在django上的其他表中已经存在，如何禁用或隐藏“分配/重定向”按钮(How to disable or hide assign/redirect button if the ID already exist in other table on django)

class Patient(models.Model): name = models.CharField(max_length=50) active_choices = [('Yes', 'Yes'), ('No', 'No')] ... "></span> </a> ask by Ahmad Ebrahim translate from so...

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

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474 views

1 answer

arrays - 在Bash中循环遍历字符串数组？(Loop through an array of strings in Bash?)

I want to write a script that loops through 15 strings (array possibly?) Is that possible? (我想编写一个通过15个字符串循环 ... in listOfNames then # Do something end ask by Mo. 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

c++ - 如何找出std :: vector中是否存在项目？(How to find out if an item is present in a std::vector?)

All I want to do is to check whether an element exists in the vector or not, so I can deal with each case. (我要做 ... ) do_this(); else do_that(); ask by Joan Venge translate from so...

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

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377 views

1 answer

javascript - 在按钮上单击显示反应表(on button click display react table)

I have one react table with subcomponent, in subcomponent, I am having 2 buttons on click of each button need to show react ... } /> )} } ask by Shruti Biradar translate from so...

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

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295 views

1 answer

python - 如果/否则列表理解？(if/else in a list comprehension?)

How can I do the following in Python? (如何在Python中执行以下操作？) row = [unicode(x.strip()) for x in row if x is not ... 后) carry out a function. (执行功能 ) ask by AP257 translate from so...

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

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362 views

1 answer

regex - 如何用grep排除一个单词？(How can I exclude one word with grep?)

我需要这样的东西： grep ^"unwanted_word"XXXXXXXX ask by john translate from so...

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

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206 views

1 answer

git - 我可以在.gitconfig中为自己指定多个用户吗？(Can I specify multiple users for myself in .gitconfig?)

In my ~/.gitconfig , I list my personal email address under [user] , since that's what I want to use for Github repos ... 其子目录）指定.gitconfig ？) ask by Brock Boland translate from so...

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

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154 views

1 answer

sql - 使用父列时如何查找匹配值？(How to find matching values when working with parent column?)

I have the following tables: (我有以下表格：) articles: (文章：) article_id category_id 1 10-1 2 20-1 3 NULL categories: (类别： ... 用PrestoSQL，但我认为可以使用本机sql解决 ) ask by HaloKu translate from so...

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

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331 views

1 answer

c# - 当覆盖Equals方法时，覆盖GetHashCode为什么很重要？(Why is it important to override GetHashCode when Equals method is overridden?)

Given the following class (鉴于以下课程) public class Foo { public int FooId { get; set; } public string FooName { get; ... (重写GetHashCode为什么很重要？) ask by David Basarab translate from so...

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

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375 views

1 answer

php - 我想使用php来使用简单的html dom抓取输入值readonly值，我一直得到空白的回报(I want to use php to scrape the input value readonly value using simple html dom, I keep getting a blank return)

I would like to scrape the readonly value from the following code below inside this input form, I am using php ... ; print_r($node) ; ask by user1951739 translate from so...

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

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466 views

1 answer

python - 将绘图保存到图像文件，而不是使用Matplotlib显示(Save plot to image file instead of displaying it using Matplotlib)

I am writing a quick-and-dirty script to generate plots on the fly. (我正在编写一个快速脚本来动态生成绘图 )I am using the code ... do I do that? (我怎么做？) ask by Homunculus Reticulli translate from so...

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

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442 views

1 answer

javascript - 当CSS从可见性变为隐藏时，为什么会产生闪烁效果(Why it will produce blinking effect when css turn from visibility visible to hidden)

<div style='position:relative'> <div id ='tag' style=' border: 1px solid red; position : absolute; top: 20px; ... http : //jsfiddle.net/uFLPg/) ask by dramasea translate from so...

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

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210 views

1 answer

sql - 从SQL Server中的两个不同服务器中选择数据(Selecting data from two different servers in SQL Server)

如何从SQL Server中两个不同服务器上的两个不同数据库中的同一查询中选择数据？ ask by translate from so...

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

0 votes

494 views

1 answer

javascript - 当CSS从可见性变为隐藏时，为什么会产生闪烁效果(Why it will produce blinking effect when css turn from visibility visible to hidden)

<div style='position:relative'> <div id ='tag' style=' border: 1px solid red; position : absolute; top: 20px; ... http : //jsfiddle.net/uFLPg/) ask by dramasea translate from so...

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

0 votes

278 views

1 answer

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

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457 views

1 answer

javascript - 如何避免JavaScript中出现“超出最大调用堆栈大小”错误？(How to avoid 'Maximum call stack size exceeded' error in JavaScript?)

I tried to run the following code in both Firefox and Chrome, it gets run in Firefox but in Chrome: Maximum call stack size ... 使它在所有浏览器中运行？) ask by GeniusGo translate from so...

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

0 votes

363 views

1 answer

javascript - 测试是否使用jQuery选中了复选框(Testing if a checkbox is checked with jQuery)

If the checkbox is checked, then I only need to get the value as 1; (如果选中该复选框，那么我只需要将值设为1;)otherwise, I need ... ="checkbox" id="ans" value="1" /> ask by Rajeev translate from so...

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

0 votes

587 views

1 answer

excel - 简单的数据透视表来计算唯一值(Simple Pivot Table to Count Unique Values)

This seems like a simple Pivot Table to learn with. (这似乎是一个简单的数据透视表来学习 )I would like to do a count of unique values for ... 点，但我想我会试试枢轴表......) ask by user1586422 translate from so...

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

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345 views

1 answer

bash - 如何在Bash脚本中迭代参数(How to iterate over arguments in a Bash script)

I have a complex command that I'd like to make a shell/bash script of. (我有一个复杂的命令，我想制作一个shell / bash脚本 )I can write it ... . (当然，我想处理其中包含空格的文件名 ) ask by Thelema translate from so...

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

0 votes

447 views

1 answer

android - 将光标放在EditText的文本末尾(Place cursor at the end of text in EditText)

I am changing the value of an EditText on keyListener . (我正在keyListener上更改EditText的值 ) But when I change the text the cursor is ... 中将光标移动到文本的末尾 ) ask by Manu translate from so...

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

0 votes

452 views

1 answer

python - 如何知道对象在Python中是否具有属性(How to know if an object has an attribute in Python)

Is there a way in Python to determine if an object has some attribute? (有没有办法在Python中确定对象是否具有某些属性？)For example ... a是否具有属性property ？) ask by Lucas Gabriel Sánchez translate from so...

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

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