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rest - Spring @ExceptionHandler does not work with @ResponseBody

I try to configure a spring exception handler for a rest controller that is able to render a map to both xml and ... "Sven Haiges"); } Anyone? 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 - Black screen after adding SceneDelegate and updating Info.plist

I am currently getting a blank screen with Xcode 11, Target iOS 13.0 (the app works fine with ... .rootViewController = newViewcontroller } } See Question&Answers more detail:os...

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

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apache spark - How do you control the size of the output file?

In spark, what is the best way to control file size of the output file. For example, in log4j, we can ... the correct file size is difficult. See Question&Answers more detail:os...

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

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portforwarding - Test if port open and forwarded using PHP

Full Disclosure: There's a similar question here. Is there any way I can test if a particular port is open ... ' section of WhatsMyIP.org/ports. 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 - Can Sweave produce many pdfs automatically?

I analyze measurements from many cities (hundreds), and need to create separate reports per city (in Adobe pdf- ... you r-contributors! /Chris See Question&Answers more detail:os...

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

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php - sending push notifications to multiple android devices using GCM

I am following http://javapapers.com/android/google-cloud-messaging-gcm-for-android-and-push-notifications/? to ... of the registered device See Question&Answers more detail:os...

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

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statistics - Algorithm for sampling without replacement?

I am trying to test the likelihood that a particular clustering of data has occurred by chance. A robust ... . Logic or pseudocode preferred. 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 - Servlet redirect to same page with error message

I have a question about servlet redirection to the same initial page. The following is the scenario: Suppose a user ... for this kind of events? 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++ - Compiling Cuda code in Qt Creator on Windows

I have been trying for days to get a Qt project file running on a 32-bit Windows 7 system, in which I ... TestCUDA TestCUDA.pro main.cpp test.cu 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 unpair bluetooth device using android 2.1 sdk

In Android 2.1, to unpair a Bluetooth device you can go to Bluetooth settings, long-click on a device and ... can I unpair a Bluetooth device? 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# - nullable object must have a value

There is paradox in the exception description: Nullable object must have a value (?!) This is the problem: I ... due to a generated setter. See Question&Answers more detail:os...

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

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getlatest - Why doesn't TFS get latest get the latest?

Why Why WHY doesn't TFS's get latest work consistently? You would have thought that feature would have been tested ... up or you do this also? 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++ - Why does using a temporary object in the range-based for initializer result in a crash?

Why does the following code crash both on Visual Studio and GCC? For it to crash it requires the range-based ... link: http://ideone.com/IBmhDH See Question&Answers more detail:os...

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

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Perl subroutine arguments

I have been reading about Perl recently and am slightly perplexed about how Perl handles arguments passed to subroutines. ... { return false } } 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++ - Call base class method from derived class object

How can I call a base class method which is overridden by the derived class, from a derived class object? class Base ... bar here? return 0; } See Question&Answers more detail:os...

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

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io - IPython: redirecting output of a Python script to a file (like bash >)

I have a Python script that I want to run in IPython. I want to redirect (write) the output to a file, similar ... this that I just can't find. See Question&Answers more detail:os...

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

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xaml - WPF Fade Animation

How would I make a control fade in/out when it becomes Visible. Below is my failed attempt: <Window x:Class=" ... /ListView> </Grid> </Window> See Question&Answers more detail:os...

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

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.net - How to use TransactionScope in C#?

I am trying to use TransactionScope, but keep getting the exception below. The app is running on a different ... /data/images/Misc/server.jpg 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 can I launch the 'Add Contact' activity in android

Can you please tell me how to launch the Add Contact' activity in android? Thank you. See Question&Answers more detail:os...

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

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windows - How to copy string to clipboard in C?

The SetClipboardData function requires a HANDLE reference; I'm having trouble converting my string for use in the function ... to do 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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java - The final local variable cannot be assigned

I have an array of seats, and the array has two strings(selected and empty). On mouse click, I want to ... , 23); contentPane.add(btnContinue); 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 - Counting instances of a class?

I've been cleaning up some code from a module I'm extending and I can't seem to find a way to Pythonify ... a way to Pythonify this 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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objective c - Core-Data iPhone: could not locate an NSManagedObjectModel

I am using Apple's CoreDataBooks sample project as a learning aid for core data. I modified the app so that ... the proper steps to resolve 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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Installing the PHP 7 MongoDB Client/Driver?

I am very eager to start working with PHP 7 however one issue is getting in the way... I primarily ... Thanks in advance and much appreciated! See Question&Answers more detail:os...

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

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linq - Filter a list by another list C#

I have the following business objects: public class ItemCategoryBO { public string ItemCategory { get; set; } public ... back items 2 and 3) See Question&Answers more detail:os...

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

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Perform a typed join in Scala with Spark Datasets

I like Spark Datasets as they give me analysis errors and syntax errors at compile time and also allow me to work with ... 1.6.1 and Scala 2.10 See Question&Answers more detail:os...

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

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626 views

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jvm - How to emit and execute Java bytecode at runtime?

I am writing an interpreter in Java for a domain-specific language with some scripting capabilities. I have ... for emitting Java bytecode? 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 - request scoped beans in spring testing

I would like to make use of request scoped beans in my app. I use JUnit4 for testing. If I try to create one ... a Test for Spring MVC 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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