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shell - 检查外壳脚本中是否存在目录(Check if a directory exists in a shell script)

什么命令可用于检查Shell脚本中是否存在目录？ ask by Grundlefleck translate from so...

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

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dart - 如何在Flutter应用中正确管理全局textScaleFactor？(How to manage global textScaleFactor in Flutter app properly?)

Flutter apps react on system large text making all Text widgets really large. (Flutter应用会对系统大文本做出反应，从而使所有文本小部件都非常大 ) ... 使用Text，但是也许可以用其他方法解决？) ask by moonvader translate from so...

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

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c - 如何在C中将整数转换为字符串？ [重复](How to convert integer to string in C? [duplicate])

This question already has an answer here: (这个问题在这里已有答案：) How to convert an int to string in C? (如何在C中将int转换为字符串？)10 ... 例子不起作用（它表示itoa不存在的功能） ) ask by janko-m translate from so...

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

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powerbi - Power BI服务中的格式日期字段(Format date field in Power BI service)

I have imported an Excel file to Power BI service from my OneDrive for Business. (我已经从OneDrive for Business将Excel文件导入到 ... ) Thanks! (谢谢！) ask by Nuno Nogueira translate from so...

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

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483 views

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apache - .htaccess重写规则自动更改url(.htaccess rewrite rule change url automatic)

I'm new to htaccess and I need some help how do I change the url automatically from from .htaccses if I write url like: ... 前致谢，) Andhi (安地) ask by Andhika Bhakti translate from so...

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

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php - Laravel多级身份验证(Laravel multi level authentication)

I am working with a existing laravel project. (我正在与一个现有的laravel项目一起工作 )So on that project the previous one ... AppSeller::class, ] ], ask by Mamun Chowdhury translate from so...

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

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javascript - 如何增加Google Map自动完成搜索下拉文本的字体大小？(How to increase font size for Google Map Autocomplete Search drop down text?)

I have a google map autocomplete search script with the API key and it works fine, however, the drop-down suggestions font is ... 帮助是极大的赞赏 ) ask by Hareesh kumar translate from so...

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

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git - 为特定的提交生成一个git补丁(Generate a git patch for a specific commit)

I need to write a script that create patches for a list of SHA1 commit numbers. (我需要编写一个脚本来为SHA1提交编号列表创建补丁 ) I tried using ... 有没有一种方法只能为特定的SHA1生成补丁？) ask by elle translate from so...

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

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297 views

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c# - 如何设置以下意外事件？(How do I program the following contingency?)

I have an array with names of pets and another parallel array with the names of the sounds they make. (我有一个包含宠物名称的数组 ... list of animals"); } } } ask by shanko translate from so...

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

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excel - 如何在Excel中激活特定工作表？(How to activate a specific worksheet in Excel?)

I just need to activate a certain worksheet. (我只需要激活某个工作表。)I have a string variable that keeps the name of the worksheet. (我有一个字符串变量，保留工作表的名称。) ask by Alex translate from so...

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

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python - 使用docker时virtualenv是否达到目的（在生产中）？(Does virtualenv serve a purpose (in production) when using docker?)

For development we use virtualenv to have an isolated development when it comes to dependencies. (对于开发，当涉及到依赖项时，我们使用 ... 序的容器时是否应该使用virtualenv？) ask by siebz0r translate from so...

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

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501 views

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git - 如何将特定提交推送到远程，而不是之前的提交？(How can I push a specific commit to a remote, and not previous commits?)

I have made several commits on different files, but so far I would like to push to my remote repository only a specific ... possible? (那可能吗？) ask by Robert23 translate from so...

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

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c# - 按多列分组(Group By Multiple Columns)

How can I do GroupBy Multiple Columns in LINQ (如何在LINQ中对多个列进行分组) Something similar to this in SQL ... @Transactions GROUP BY MaterialID, ProductID ask by Sreedhar translate from so...

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

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c# - C＃的隐藏功能？ [关闭](Hidden Features of C#? [closed])

This came to my mind after I learned the following from this question : (从这个问题中学到以下内容 ... Stu (Stu的 DebuggerDisplayAttribute) DebuggerBrowsable and DebuggerStepThrough by bdukes (...

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

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javascript - 以与另一个数组相同的顺序对数组进行排序(Sort an array in the same order of another array)

I have a few arrays of 50+ names like this. (我有一些这样的50多个名称数组 ) ["dan", "ryan", "bob", "steven", "corbin"] ["bob ... m stumped. (我已经尝试了几个小时，却很沮丧 ) ask by BarryMode translate from so...

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

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411 views

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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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python - 将列表中的项目连接到字符串(Concatenate item in list to strings)

Is there a simpler way to concatenate string items in a list into a single string? (有没有更简单的方法将列表中的字符串项连接 ... sent_str = sent_str[:-1] print sent_str ask by alvas translate from so...

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

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html - 拉伸和缩放CSS背景(Stretch and scale CSS background)

有没有办法让CSS中的背景拉伸或缩放以填充其容器？ ask by Lawrence Dol translate from so...

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

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android - 退出应用程序会感到皱眉吗？(Is quitting an application frowned upon?)

Moving on in my attempt to learn Android, I just read the following : (继续尝试学习Android，我读了以下内容：) Question: Does the user ... 办法真正)退出该应用程序吗？) 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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723 views

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apache-spark - 如何用消费者的热情衡量卡夫卡话题的滞后？(how to measure the lag of a kafka topic with consumer being a spark?)

We have a spark batch application that uses kafka as output. (我们有一个使用kafka作为输出的spark batch应用程序 )Is there a way to ... do it. (我们找不到办法 ) ask by user3308496 translate from so...

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

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383 views

1 answer

node.js - 立即部署单独的api和ui | 节点js(deploy seperate api and ui with NOW | nodejs)

I'm not sure if what I want is possible, I haven't found anything that says it could be done. (我不确定我想要的东西是否可能实现，我 ... |--api.js |-ui |--server.js ask by A-Daneel translate from so...

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

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773 views

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visual-studio - 如何在Visual Studio中自动格式化代码？(How do you auto format code in Visual Studio?)

我知道Visual Studio可以自动格式化以使我的方法和循环正确缩进，但是我找不到该设置。 ask by user719550 translate from so...

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

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551 views

1 answer

shell - 检查外壳脚本中是否存在目录(Check if a directory exists in a shell script)

什么命令可用于检查Shell脚本中是否存在目录？ ask by Grundlefleck translate from so...

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

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1.1k views

1 answer

centos - 在CentOS 7上打开防火墙端口(Open firewall port on CentOS 7)

I am using CentOS 7 and I have to ensure that ports 2888 and 3888 are open. (我正在使用CentOS 7，并且必须确保端口2888和3888已打开 ) I ... 开端口并使其在重启后不受影响？) ask by Knows Not Much translate from so...

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

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391 views

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python - 如何基于列值从DataFrame中选择行？(How to select rows from a DataFrame based on column values?)

How to select rows from a DataFrame based on values in some column in Python Pandas? (如何基于Python Pandas中某些列中的值从DataFrame选择行？) In ... 看熊猫文档，但没有立即找到答案 ) ask by szli translate from so...

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

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html - 如何使用HTML / CSS在文本中插入空格/制表符(How to insert spaces/tabs in text using HTML/CSS)

Possible ways: (可能的方式：) <pre> ... </pre> or (要么) style="white-space:pre" Anything else? (还要别的吗？) ask by Yeseanul translate from so...

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

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295 views

1 answer

java - java：将float转换为String，将String转换为float(java : convert float to String and String to float)

How could I convert from float to string or string to float? (我如何从float转换为string或string转换为float？) In my case I need ... the assertion fails (但断言失败了) ask by lola translate from so...

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

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269 views

1 answer

python - 如何在Python中获取当前时间(How to get the current time in Python)

获取当前时间的模块/方法是什么？ ask by user46646 translate from so...

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

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