Recent questions in Technique[技术]

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flutter - 如何在离开闪屏之前显示确认对话框(How can I show confirm dialog before leave flutter screen)

I want to show alert dialog before dispose or leave screen or at latest show warning snakbar , How can I do that? (我想在处置或离 ... 在显示对话框之前配置的 ) ask by Mahmoud Niypoo translate from so...

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

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133 views

1 answer

python - 使用Python将列表写入文件(Writing a list to a file with Python)

Is this the cleanest way to write a list to a file, since writelines() doesn't insert newline characters? (这是将列表写入文件的最干净的 ... 似乎会有一种标准的方法...) ask by Josh Arenberg translate from so...

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

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327 views

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git - 如何删除远程标签？(How to delete a remote tag?)

你如何删除已被推送的Git标签？ ask by markdorison translate from so...

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

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180 views

1 answer

angular - 如何将列表分成几列？(How to split list into columns?)

I have list of objects like: (我有类似的对象列表：) cases: Case[] = [ { id: 1, name: 'A' }, { id: 1, name: 'B' } ... (英孚) as cards (作为卡) ask by Tommy Lee Jones w Sciganym translate from so...

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

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588 views

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java - 解决javax.net.ssl.SSLHandshakeException：sun.security.validator.ValidatorException：PKIX路径构建失败错误？(Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed Error?)

Edit :- Tried to format the question and accepted answer in more presentable way at mine Blog (编辑：-试图在我的博客上以 ... reply.load(conn1.getInputStream()); ask by M Sach translate from so...

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

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374 views

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math - 设计函数f（f（n））== -n(Designing function f(f(n)) == -n)

A question I got on my last interview: (我上次面试时遇到的一个问题：) Design a function f , such that: (设计一个函数f ，使得：) f(f(n ... 设计它 ) Any ideas? (有任何想法吗？) 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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638 views

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android - 检索父项时出错：升级到AppCompat v23后，找不到与给定名称匹配的资源(Error retrieving parent for item: No resource found that matches the given name after upgrading to AppCompat v23)

I've always programmed Android with Eclipse and decided to start migrating to Android Studio . (我一直使用Eclipse对Android进行编程，并决定开始迁移 ... ' ，但是没有用 ) ask by Vini.g.fer translate from so...

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

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189 views

1 answer

c++ - 如何将txt文件中的多个值输入数组C ++(How to input multiple values from a txt file into an array C++)

I am looking to input individual inputs of a .txt file into my array where each input is separated by a space. (我希望将.txt ... 12.5 3.5 10 13 ask by Rawley Fowler translate from so...

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

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1.3k views

1 answer

jupyter - jupyter-工具栏不可见(jupyter -toolbar is invisible)

I newly downloaded a jupyter and try to use it. (我新下载了一个jupyter，并尝试使用它 )However, with my mac and window computer, I ... 吗？) Thank you. (谢谢 ) ask by Jaeho Jung translate from so...

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

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424 views

1 answer

wordpress - 我需要自定义搜索功能的帮助[关闭](I need help customizing my search feature [closed])

Closed) . 已关闭) ) This question needs details or clarity . 这个问题需要细节或说明 ) It is not currently accepting answers. 它当前不 ... .php或某个功能是否可以解决问题 ) ask by Davik4life translate from so...

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

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203 views

1 answer

android - 如何在NativeScript Android（如WhatsApp）的ActionBar中添加SearchView？(How to add a SearchView in an ActionBar on NativeScript Android (like WhatsApp)?)

I would like to add a SearchView in an ActionBar on NativeScript Android . (我想在NativeScript Android的ActionBar中添加SearchView ) ... ) (谢谢：）) ask by Benjamin Grand translate from so...

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

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439 views

1 answer

python - UnicodeEncodeError：'ascii'编解码器无法在位置20编码字符u'\ xa0'：序数不在范围内（128）(UnicodeEncodeError: 'ascii' codec can't encode character u'xa0' in position 20: ordinal not in range(128))

I'm having problems dealing with unicode characters from text fetched from different web pages (on different sites). (我在处 ... 地解决此问题？) ask by Homunculus Reticulli translate from so...

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

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327 views

1 answer

php - 30分钟后如何终止PHP会话？(How do I expire a PHP session after 30 minutes?)

我需要将会话保留30分钟，然后销毁它。 ask by Tom 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

ios - 仅从iPhone获取新的/修改的电话联系人(Get only new/modified phone contacts from iPhone)

I want to import all phone contacts into app first time only and save on server. (我只想在第一次将所有电话联系人导入应用程序并保存在服务 ... better approach? (如何更好地实现？) ask by Harshal Wani translate from so...

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

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330 views

1 answer

firebase - Firebase设置方法未将数据添加到现有集合(Firebase set method not adding data to an existing Collection)

I am using VUEX and Firebase to create a register form with three fields NAME, EMAIL, PASSWORD. (我正在使用VUEX和Firebase创建具有三个字 ... 不更新数据库中的name字段 ) ask by RAHUL KUNDU translate from so...

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

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245 views

1 answer

javascript - 在React中重置表单输入值(Reset form input values in React)

I want create a function using with i can reset value in form inputs without submit. (我想创建一个函数，我可以在不提交的情况下重置表单 ... }>Reset fields</label> </form> ); ask by sosick translate from so...

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

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381 views

1 answer

javascript - JavaScript - onClick获取单击按钮的ID(JavaScript - onClick to get the ID of the clicked button)

How do find the id of the button which is being clicked? (如何找到被点击的按钮的ID？) <button id="1" onClick=" ... button> function reply_click() { } ask by Bin Chen translate from so...

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

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356 views

1 answer

git - 全局Git忽略(Global Git ignore)

I want to set up Git to globally ignore certain files. (我想将Git设置为全局忽略某些文件 ) I have added a .gitignore file to my home ... 型的文件，你知道我在做什么错吗？) ask by Mild Fuzz translate from so...

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

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227 views

1 answer

angular - 如何将列表分成几列？(How to split list into columns?)

I have list of objects like: (我有类似的对象列表：) cases: Case[] = [ { id: 1, name: 'A' }, { id: 1, name: 'B' } ... (英孚) as cards (作为卡) ask by Tommy Lee Jones w Sciganym translate from so...

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

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201 views

1 answer

javascript - 如何在使用javascript创建的javascript表中单击时从数组中获取特定项(how to get the specific item from array on click in javascript table created using javascript)

my code is this (我的代码是这样) var html = "<table>"; for (var i = 0; i < data.length; i++) { html+="<tr>"; html+=" ... 我见过很多方法，但是没有一种与我的情况相符 ) ask by Muhammad Abdullah translate from so...

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

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484 views

1 answer

java - 无法将“ Java”识别为内部或外部命令('Java' is not recognized as an internal or external command)

When trying to check the current version of Java in which I am running, I receive the error "'java' is not recognized as an ... 对我的问题的所有回答，凯伦) ask by Karen translate from so...

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

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426 views

1 answer

sql - SQL Server - SELECT FROM存储过程(SQL Server - SELECT FROM stored procedure)

I have a stored procedure that returns rows: (我有一个返回行的存储过程：) CREATE PROCEDURE MyProc AS BEGIN SELECT * FROM MyTable END ... 不想将这些值作为参数传递 ) ask by jonathanpeppers translate from so...

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

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343 views

1 answer

typescript - TypeScript将字符串转换为数字(TypeScript Converting a String to a number)

Anyone a suggestion on how to convert a string to a number in TypeScript? (有人建议如何将字符串转换为TypeScript中的数字？) var aNumber : ... 中，如何检查字符串是否为数字 ) ask by Paul0515 translate from so...

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

0 votes

334 views

1 answer

mysql - MySQL：根据“关键字”位置搜索数据库(Mysql: Search database based on 'keyword' position)

I have the following table, tags (我有下表，标签) +---------+------------------------------+ | tag_id | ... 更好的方法来实现？) Thank you! (谢谢！) ask by Busker McGreen Brian translate from so...

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

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816 views

1 answer

excel - Excel VBA-错误：Range类的PasteSpecial方法失败(Excel VBA - Error: PasteSpecial method of Range class failed)

I try to write, in VBA, a macro that copies tables (colors, formats etc.) from the sheet for each day (Monday, Tuesday, ... Next i End Sub (结束子) ask by Jan Beran translate from so...

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

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367 views

1 answer

python - 在python中计算距值距离的有效方法(Efficient way to calculate distance to value in matrix in python)

I have an image and want to calculate for each non zero value pixel its distance to the closest zero value pixel. (我有一张图片， ... 有其他建议如何加快这一过程？) ask by user11696936 translate from so...

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

0 votes

638 views

1 answer

stack-trace - 如何获得Java中的当前堆栈跟踪？(How can I get the current stack trace in Java?)

How do I get the current stack trace in Java, like how in .NET you can do Environment.StackTrace ? (我如何在Java中获取当前的堆栈跟踪，例 ... -我想获取堆栈跟踪，而不是打印出来 ) ask by ripper234 translate from so...

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

0 votes

369 views

1 answer

php - 在Laravel 5中使用URL中的参数重定向::: route(Redirect::route with parameter in URL in Laravel 5)

I'm developing a Laravel 5 app, I have this route (我正在开发Laravel 5应用，我有这条路线) Route::get('states/{id}/regions', ['as' ... 该在我的URL中 ) Thank you. (谢谢 ) ask by Bellots translate from so...

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

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