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Detecting and fixing circular references in JavaScript

Given I have a circular reference in a large JavaScript object And I try JSON.stringify(problematicObject) And the ... in a large object? See Question&Answers more detail:os...

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

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typescript - 'Cannot redeclare block-scoped variable' in unrelated files

There is a simple TS package that is used as CommonJS modules and has no exports. TS files are compiled to ... output from these two TS files? 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 - Clarify the Firebase connections

I am a little confused about the Firebase pricing model, special concern is the connections or more precisely ... time every 5 minutes? 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++ - Capturing perfectly-forwarded variable in lambda

template<typename T> void doSomething(T&& mStuff) { auto lambda([&mStuff]{ doStuff(std::forward<T>(mStuff)); ... variable is a parameter pack? See Question&Answers more detail:os...

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

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gcc - How do I force cmake to include "-pthread" option during compilation?

I know there is something like find_package(Threads) but it doesn't seem to make a difference (at least by itself ... a correct solution to me. 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# - ASP.net Getting the error "Access to the path is denied." while trying to upload files to my Windows Server 2008 R2 Web server

I have an asp.net webapplication that uploads files to a specific folder on the Web server. locally everything ... appreciate your help. 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 - Auto-number table rows?

I have the following HTML table: <table border="1"> <tr> <td>blue</td> </tr> <tr> <td>red</td> </tr ... assigned to each item. How could he do? See Question&Answers more detail:os...

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

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Difference between instantiation and specialization in c++ templates

What is the difference between specialization and instantiation in context of C++ templates. From what I ... and specialization correct? See Question&Answers more detail:os...

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

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ssl certificate - How to add subject alernative name to ssl certs?

I'm using openssl to create self-signed certs. I'm getting this error with the certs I generated: javax.net. ... /dev/null Please help! 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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ruby - f.error_messages in Rails 3.0

Rails 3.0 deprecated f.error_messages and now requires a plugin to work correctly - I however want to learn ... messages for comment creation? See Question&Answers more detail:os...

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

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entity framework - What is the syntax for self referencing foreign keys in EF Code First?

I am trying to reference a foreign key from SpouseId to Id in the Contact table. What is the syntax for doing ... is. Hope this helps someone. See Question&Answers more detail:os...

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

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scala - Defaults for missing properties in play 2 JSON formats

I have an equivalent of the following model in play scala : case class Foo(id:Int,value:String) object Foo{ ... and accept any better option) 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# - Entity Framework Core Using multiple DbContexts

I'm having a problem that when I try to access a field in my PartsDbContext I get the following ... will automatically create the database. 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 - Internet Explorer 9 Drag and Drop (DnD)

Does anyone know why the following web site drag and drop examples (plus many other tutorials online) don't work ... tutorials that work in IE9? 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 disable / enable dialog negative positive buttons?

Please look at the custom dialog below. I have an edittext field on the dialog and if the text field is empty I would ... */ } }) .create(); } 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 - Loading an image to a <img> from <input file>

I'm trying to load an image selected by the user through an element. I added a onchange event handler to the ... the html. What should I do? 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 - Decorating Hex function to pad zeros

I wrote this simple function: def padded_hex(i, l): given_int = i given_len = l hex_result = hex(given_int)[ ... are there to this problem? 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 - Unexpected comma using map()

I've an array with a list of elements and I'm trying to append this list to an HTML element using template ... 1/jquery.min.js"></script> See Question&Answers more detail:os...

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

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528 views

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Scala classOf for type parameter

I am trying to create a generic method for object updates using scala / java but I can't get the class for ... possible in scala at all? 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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"android update sdk" on headless linux

Has anybody succeeded in updating/installing Android SDK platforms on a headless Linux server? All I got is the ... -no-ui. Thanks folks! See Question&Answers more detail:os...

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

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604 views

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java - How do you simulate low memory in the Android emulator?

Is there an easy way to simulate low memory inside the emulator ? I'm interested to perform resource cleanups similar to this post See Question&Answers more detail:os...

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

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194 views

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c++ - What is useful about a reference-to-array parameter?

I recently found some code like this: typedef int TenInts[10]; void foo(TenInts &arr); What can you do ... think this is a duplicate question. 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 - Prevent USSD dialog and read USSD response?

i did many research about ussd but I can't read USSD respone and how can I prevent ussd dialog like ... Terminated ALSA PLAYBACK device hifi See Question&Answers more detail:os...

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

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418 views

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javascript - Change default timeout for mocha

If we have a unit test file my-spec.js and running with mocha: mocha my-spec.js The default timeout will be ... when you call: mocha my-spec.js 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 - Add a duration to a moment (moment.js)

Moment version: 2.0.0 After reading the docs, I thought this would be straight-forward (Chrome console): var ... I work through this issue. See Question&Answers more detail:os...

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

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631 views

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c# - How to fix WPF error: "Program does not contain a static 'Main' method suitable for an entry point"?

Suddenly my whole project stopped compiling at all, showing the following message: Program 'path_to_obj_project_folder' does ... the App.xaml. See Question&Answers more detail:os...

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

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271 views

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How can I run NUnit tests in Visual Studio 2017?

I've just installed Visual Studio 2017. I have a project using NUnit for the test cases. Ctrl + R - ... the latest version with no improvement. 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# - Where to find "Microsoft.VisualStudio.TestTools.UnitTesting" missing dll?

I am getting following error in my C# visual studio project: The type or namespace name 'VisualStudio' does not exist in ... ("test"); } } } See Question&Answers more detail:os...

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

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