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This question is related to this question: How to remove convexity defects in sudoku square I was trying to ... I am using cv2 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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Window width and center calculation of DICOM image

What is "rescale intercept" and "rescale slope" in DICOM image (CT)? How to calculate window width and window center with that? 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 - JEE7: Do EJB and CDI beans support container-managed transactions?

Java EE7 consists of a bunch of "bean" definitions: Managed Beans 1.0 (JSR-316 / JSR-250) Dependency Injection ... does not apply to my case. See Question&Answers more detail:os...

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

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dynamically declare beans at runtime in Spring

I am wondering if the following is possible. For testing purposes, I wish for different mock classes to be ... the context has been loaded? See Question&Answers more detail:os...

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

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Custom button template in WPF

I want to create a simple button template with an image and text inside it. But I want to keep the ... in WPF and BasedOn property. See Question&Answers more detail:os...

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

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graphics - extracting a quadrilateral image to a rectangle

BOUNTY UPDATE Following Denis's link, this is how to use the threeblindmiceandamonkey code: // the destination ... standard approach for 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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ios - How to get a call event using CTCallCenter:setCallEventHandler: that occurred while the app was suspended?

The documentation for CTCallCenter:setCallEventHandler: states that: However, call events can also take place while your ... is on iOS 7. 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 get response body using HttpURLConnection, when code other than 2xx is returned?

I have problem with retrieving Json response in case when server returns error. See details below. How I perform ... t notice in the library? 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 find the port for MS SQL Server 2008?

I am running MS SQL Server 2008 on my local machine. I know that the default port is 1433 but some how it ... find it. Please help me. 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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How to cast DATETIME as a DATE in mysql?

My query is this. I have a bunch of entries and i want to group them by date. But instead of having date ... as date That's not working. 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 - Get text from pressed button

How can I get the text from a pressed button? (Android) I can get the text from a button: String buttonText ... the text on the pressed button } 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# - DataAnnotations: Recursively validating an entire object graph

I have an object graph sprinkled with DataAnnotation attributes, where some properties of objects are classes ... are validated recursively? See Question&Answers more detail:os...

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

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swift - How do you create a multi-line text inside a ScrollView in SwiftUI?

Since List doesn't look like its configurable to remove the row dividers at the moment, I'm using a ScrollView ... height for the Text frame ? 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# - Log Queries executed by Entity Framework DbContext

I'm using EF 6.0 with LINQ in MVC 5 project. I want to log all the SQL queries executed by the ... have a similar behavior in Entity Framework? See Question&Answers more detail:os...

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

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Turn off display errors using file "php.ini"

I am trying to turn off all errors on my website. I have followed different tutorials on how to do this, ... live website, for obvious reasons. 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 - Why hypot() function is so slow?

I did some testing with C++ hypot() and Java Math.hypot. They both seem to be significantly slower ... poor performance in the documentation. 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 - Primitive or wrapper for hibernate primary keys

I've been looking at various hibernate tutorials and samples, for their identity/primary key property, some use a Java ... for the entity key ? See Question&Answers more detail:os...

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

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Play RTSP streaming in an Android application

I am trying to develop an Android based application, which can play video from a live stream. This live stream is ... can I fix 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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node.js - res.redirect from POST

For some reason I cant redirect to /blog once my login is completed. In my login controller I have the ... data.redirect updated to working code 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++ - Thread safe implementation of circular buffer

Circular_buffer from boost library is not thread-safe. So I wrapped boost::circular_buffer object in a class as shown ... just cv::Mat 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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c# - Dynamically changing schema in Entity Framework Core

UPD here is the way I solved the problem. Although it's likely to be not the best one, it worked for ... the reason for lowecased table names. 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 - Constructing 3D Pandas DataFrame

I'm having difficulty constructing a 3D DataFrame in Pandas. I want something like this A B C start end start end ... end pairs for A, B, etc See Question&Answers more detail:os...

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

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ios - Core Data: Do child contexts ever get permanent objectIDs for newly inserted objects?

I have an app with two managed object contexts setup like this: Parent Context: NSPrivateQueueConcurrencyType, linked ... with this approach? 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 - Why do I get a emulator-5554 disconnected message

When I start my android emulator it takes some times then it will show the emulator-5554 disconnected message. Can ... me what the problem is? See Question&Answers more detail:os...

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

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jquery - How does GitHub change the URL without reloading a page?

Go to any GitHub page and click on any of the directories/files and observe how the URL changes but only part ... browsers (I'm using Chrome)? See Question&Answers more detail:os...

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

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r - How can I format axis labels with exponents with ggplot2 and scales?

With the new version ggplot2 and scales, I can't figure out how to get axis label in scientific notation. For example ... .9.1 and scales_0.2.1 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 : Static variable null on low memory

I have an application which has some static variables. These variables are stored in an independent Class ... through serialization either? 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 rules for casting

When can a certain object be cast into another object? Does the casted object have to be a subtype of the ... it have to implement it? 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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