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I have two related Python 'import' questions. They are easily testable, but I want answers that are language-defined and ... .B; import A.B.C? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - MSVC 2015 Universal CRT for app-local deployment

It was announced that the Universal CRT would be a re-distributable DLL such that app-local deployment would still ... re-distributed as well. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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uiviewcontroller - iOS 9 Segue Causes App To Freeze (no crash or error thrown)

I have been working on this app for months now and from as far back as I can remember I have never had an ... completely re add new text views. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Angular 2 - Using Shared Service

Looks like shared services is the best practice to solve many situations such as communication among components or ... .dataArray; } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Loading remote images

In Android, what is the simplest approach to the following: Load an image from a remote server. Display it in an ImageView. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Can I disable UIPickerView scroll sound?

I want to disable the annoying clicks that the UIPickerView generates upon scrolling up and down. Is there a ... be much appreciated! Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - treating memory returned by operator new(sizeof(T) * N) as an array

In C one can allocate dynamic arrays using malloc(sizeof(T) * N) and then use pointer arithmetic to get elements at ... ? Sorry if this is dumb. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c - How to get file creation date in Linux?

I am working with batches of files that contain information about the same object at the different times of its ... creation date under Linux? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Android: How to change the DatePicker view date format from MM/dd/yyyy to dd/MM/yyyy?

I have been trying to get an answer to this question for quite a while. I also had a look at the ... date format in a DatePicker view? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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generate series - generate_series() method fails in Redshift

When I run the SQL Query: select generate_series(0,g) from ( select date(date1) - date(date2) as g from ... query work, while the first fails? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Why list comprehension is much faster than numpy for multiplying arrays?

Recently I answered to THIS question which wanted the multiplication of 2 lists,some user suggested the following ... second : 13.1278889179 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Set DllImport attribute dynamically

I am making use of an external unmanaged dll using PInvoke and the DllImport attribute. eg. [DllImport(" ... build against another dll version See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to move an image (animation)?

I'm trying to move the boat on the x-axis (without the keyboard yet). How can I relate the movement/ animation to the ... an error."); } } } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - Using PHP to upload file and add the path to MySQL database

Upload.php: <?php //This is the directory where images will be saved $target = "pics"; $target = $target . basename( ... 0 [size] => 41813 ) ) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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A clearer explanation for recursion and flow of execution in JavaScript?

I was reading Eloquent JavaScript and I came across this example for the puzzle: Consider this puzzle: By ... did the recursion happen? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Android 'debuggable' default value

I am trying to get application's debuggable attribute value from code: packageInfo = context.getPackageManager(). ... . What's wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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regex - JavaScript regular expression exception (Invalid group)

I have the following regular expression: /(?<={index:)d+(?=})/g I am trying to find index integer in strings ... What do I need to fix? Thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - window.onclose function

I use this function to call on my window close. This is the confirmation box popup window. if(confirm("Sure you ... . Can anybody help me out? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ssh - How to run sudo with Paramiko? (Python)

What I've tried: invoke_shell() then channel.send su and then sending the password resulted in not being root ... it resulted in not being root See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Android options menu icon won't display

I'm following a book on Android Development to get myself started writing my first real app. I got up to the point ... 4.0.3.. Any ideas? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How does subtracting the character '0' from a char change it into an int?

This method works in C, C++ and Java. I would like to know the science behind it. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Missing ProviderName when debugging AzureFunction as well as deploying azure function

I have an issue getting a DbContext to correctly pull my connection string from my local.settings.json ... an Entity Framework connection? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net - Page_ClientValidate is validating multiple times.

problem i have is that, the validation summary message(alert) is displayed twice. I cannot figure out the ... ValidationGroup="ContactGroup" /> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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regex - How to replace " " with " \ " in java

I tried to break the string into arrays and replace with \ , but couldn't do it, also I tried String.replaceAll ... it reads only in this way. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Enumerating all available drive letters in Windows

I want to enumerate all available drive letters (which aren't already taken) in Windows using VC++. How can I do this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue.js - What's the real difference between target: 'static' and target: 'server' in Nuxt 2.14 universal mode?

in the latest version of Nuxt (2.14) they introduced an optimization for building the app when no code is changed ... I have to pay attention? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to connect to a MS Access file (mdb) using C#?

I'm trying to connect to a mdb file and I understand that I would need Microsoft.OLEDB.JET.4. ... result code: DB_E_ERRORSINCOMMAND(0x80040E14). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to set selected value of HTML select box with PHP

I have a next piece of the template: <select name="interest"> <option value="seo">SEO и Блоговодство</option> ... as selected with PHP? Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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