Recent questions in Technique[技术]

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linux - Raspberry Pi和OpenCV无法安装libhdf5-100(Raspberry Pi and OpenCV cant install libhdf5-100)

I am trying to downgrade and install an older version of a package which I need for OpenCv to install. (我正在尝试降级并安装OpenCv需要安装的旧 ... ? (如何解决此问题并安装100版本？) ask by MNM translate from so...

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

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455 views

1 answer

java - PreferenceFragment.findPreference始终返回NULL(PreferenceFragment.findPreference always returns NULL)

I'm currently trying to make a settings menu, that will show a MultiSelectListPreference , to select multiple contacts from ... 题吗？) ask by Wesley De Keirsmaeker translate from so...

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

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410 views

1 answer

android - 如何制作可在其他应用程序上使用的部分可见的应用程序(How to make partially visible app that works over another app)

I have seen apps like Gamekiller and Scramble Cheat that shows partially over another app like a shadow and the touch events over ... 台应用程序上起作用 ) ask by mjosh translate from so...

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

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206 views

1 answer

php - 如何将值和键都推送到数组中(How to push both value and key into array)

Take a look at this code: (看看这段代码：) $GET = array(); $key = 'one=1'; $rule = explode('=', $key); /* array_push( ... this way) (（因为array_push不会这样工作）) ask by Gal translate from so...

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

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216 views

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c# - C＃鼠标钩(Mouse hook with C#)

I am trying to emulate "hardware" mouse clicks as it appears that some software blocks input from PostMessage for instance. (我试图模 ... (任何帮助表示赞赏:)) ask by miceiken translate from so...

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

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544 views

1 answer

go - Golang：解析目录和子目录中的所有模板吗？(Golang: Parse all templates in directory and subdirectories?)

This is my directory structure: (这是我的目录结构：) app/ template/ layout/ base.tmpl index.tmpl template.ParseGlob("*/*.tmpl") parses ... (有没有办法递归解析所有模板？) ask by Sunny translate from so...

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

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python - numpy矩阵的有效着色值？(Efficient colorization of numpy matrix by value?)

I have a numpy ndarray that looks something like: (我有一个看起来像的numpy ndarray：) [[0, 0.25, 1, ...., 0.5, 0.23 ], [0. ... pretty nasty: (当前算法的输出看起来很讨厌：) ask by amirpc translate from so...

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

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427 views

1 answer

git - 如何撤消与冲突的git合并(How to undo a git merge with conflicts)

I am on branch mybranch1 . (我在分支mybranch1 )mybranch2 is forked from mybranch1 and changes were made in mybranch2 . (mybranch2是从 ... (我不知道我该怎么做 ) ask by Anshul translate from so...

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

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106 views

1 answer

java - Java中的静态类(Static Classes In Java)

Is there anything like static class in java? (java中是否有类似static class东西？) What is the meaning of such a class. (这样的课是什 ... good for? (静态类有什么用？) ask by Kraken translate from so...

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

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437 views

1 answer

google-cloud-firestore - Firestore删除价格(Firestore Pricing for deletion)

如果我执行查询以删除Firestore数据库中不存在的文档，我是否要为删除操作，读取操作或全部不收费？ ask by Maverick7 translate from so...

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

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java - 为什么将这两次相减（在1927年）会得出奇怪的结果？(Why is subtracting these two times (in 1927) giving a strange result?)

If I run the following program, which parses two date strings referencing times 1 second apart and compares them: ( ... .getDefault()): zh_CN ask by Freewind translate from so...

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

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264 views

1 answer

python - 为什么是string.join（list）而不是list.join（string）？(Why is it string.join(list) instead of list.join(string)?)

This has always confused me. (这一直使我感到困惑 )It seems like this would be nicer: (看起来这样会更好：) my_list = ["Hello", " ... is like this? (是否有特定原因？) ask by Evan Fosmark translate from so...

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

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388 views

1 answer

vba - VBA字典和多项汇总(VBA Dictionary and multiple items aggregation)

Im having issues with a dictionary. (我的字典有问题 )I have multiple invoices from the same customer and i want to sum ... , 1).Value) Next End Sub ask by Carlsberg789 translate from so...

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

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370 views

1 answer

javascript - GLTFLoader不允许替换其默认材料(GLTFLoader does not allow to replace its default materials)

I have the following scene. (我有以下场景 ) AmbientLight color: light blue (AmbientLight颜色：淡蓝色) ... 用MeshPhongMaterial代替MeshPhongMaterial ) ask by user2002692 translate from so...

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

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1 answer

objective-c - 自动布局-屏幕底部的UIView动画(Autolayout - UIView animation from the bottom of the screen)

I am using autolayout in my application. (我在应用程序中使用自动布局 )I have a UIPicker at the bottom of screen. (屏幕底部有一个 ... original position? (如何回到原来的位置？) ask by iPhone 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

angular - 带角6的离子4路由(Ionic 4 routing with angular 6)

The bounty expires in 11 hours) . 赏金将在11小时后失效) ) Answers to this question are eligible for a +100 reputation bounty ... params: {id: userId}} ]) ask by Kravitz translate from so...

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

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308 views

1 answer

javascript - 将值传递给onclick按钮帕格(Passing Values to onclick button Pug)

I am trying to pass a js function to a button using Pug. (我正在尝试使用Pug将js函数传递给按钮 )I saw this question here, but it does ... /code.html ，所以我不确定应该怎么做 ) ask by mso4491 translate from so...

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

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c++ - std :: tuple的自定义哈希不适用于unordered_set(Custom hash for std::tuple doesn't work with unordered_set)

I hope you help me to understand what's wrong with my code. (希望您能帮助我了解我的代码有什么问题 ) Basically I need an ... 只有一个 ) Regards (问候) ask by Freddy Martinez Garcia translate from so...

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

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459 views

1 answer

amazon-web-services - AWS EMR步骤找不到从s3导入的jar(AWS EMR step doens't find jar imported from s3)

I am attempting to run a spark application on aws emr in client mode. (我试图在客户端模式下在aws emr上运行spark应用程序 )I have ... for any help, (谢谢你的帮助，) ask by DisplayNameHere translate from so...

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

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479 views

1 answer

asp.net-core - 调用ASP.NET Core 2.1 API时获取401。这是CORS问题吗？(Getting 401 when calling ASP.NET Core 2.1 API. Is this a CORS issue?)

I've been trying to resolve a 401 error for the past couple days without any success. (过去几天，我一直在尝试解决401错误，但未成功 ) ASP. ... ? (是否有人对这个问题有什么建议？) ask by PatrickNolan translate from so...

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

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387 views

1 answer

javascript - 我应该避免在reduce中使用对象散布吗？(Should I avoid using object spread in reduce?)

Given the following example: (给出以下示例：) // option 1 items.reduce((values, item) => ({ ...values, [item.id]: item.name }), ... 象传播语法的最佳实践专家或反对者？) ask by guy mograbi translate from so...

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

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455 views

1 answer

r - 合并来自两个不同数据帧的两个折线图(Combining two line plots from different two data frames)

I have two line graphs showing: one showing the decline of six species over the four sampling and the other showing ... (col="Plant species") ask by niamhailbhe translate from so...

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

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309 views

1 answer

python - 如何检查字符串是否为数字（浮点数）？(How do I check if a string is a number (float)?)

What is the best possible way to check if a string can be represented as a number in Python? (检查字符串是否可以在Python中表示为 ... main函数中调用float更加糟糕 ) ask by Daniel Goldberg translate from so...

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

0 votes

300 views

1 answer

r - 从命令行运行R脚本(Run R script from command line)

I have a file, called ar , it has a chmod of 755, (我有一个名为ar的文件，它的chmod为755，) sayHello <- function(){ print('hello') ... command-line? (如何通过命令行运行它？) ask by Sait translate from so...

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

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492 views

1 answer

android - android.os.FileUriExposedException：file：///storage/emulated/0/test.txt通过Intent.getData（）在应用程序之外公开(android.os.FileUriExposedException: file:///storage/emulated/0/test.txt exposed beyond app through Intent.getData())

The app is crashing when I'm trying to open a file. (当我尝试打开文件时，应用程序崩溃 )It works below Android Nougat, but on Android ... )Any ideas? (有任何想法吗？) ask by Thomas Vos translate from so...

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

0 votes

353 views

1 answer

c++ - 如何找到数组的长度？(How do I find the length of an array?)

Is there a way to find how many values an array has? (有没有办法找到一个数组有多少个值？)Detecting whether or not I've reached the end of an ... . (检测我是否已经到达数组末尾也可以 ) ask by Maxpm translate from so...

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

0 votes

515 views

1 answer

ajax - 在Chrome开发人员工具中查看AJAX响应内容？(View AJAX response content in Chrome developer tools?)

Traditionally I use FireBug to debug my AJAX requests. (传统上，我使用FireBug调试AJAX请求 )It lets you examine both the contents of your ... 请求是在Flash对象内部进行的 ) ask by Ender translate from so...

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

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581 views

1 answer

python - 从csv复制时，如果在“ id”列中将错误抛出为空值，则复制命令不会更新Id_sequence列，这违反了非空约束(Copy command doesnt update the Id_sequence column when copying from csv throws error to null value in column “id” violates not-null constraint)

i have csv file and have to copy the data to the postgre table, if in my csv if i dont input data for Id and ... % (exp2.pgcode, exp2.pgerror)) ask by Manoj Kasa translate from so...

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

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