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asp.net mvc - IIS hijacks CORS Preflight OPTIONS request

I am making a CORS POST request and setting the Content-Type header to json. This triggers a Preflight OPTIONS request ... you're my only hope. See Question&Answers more detail:os...

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

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Why are new java.util.Arrays methods in Java 8 not overloaded for all the primitive types?

I'm reviewing the API changes for Java 8 and I noticed that the new methods in java.util.Arrays are not ... they have to limit the API? 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# - Change values in JSON file (writing files)

I have a settings.json file present in the Release folder of my application. What I want to do is change the ... password. How do I do 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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regex - Get the string within brackets in Python

I have a sample string <alpha.Customer[cus_Y4o9qMEZAugtnW] active_card=<alpha.AlphaObject[card] ...>, created=1324336085, ... am not good at)? See Question&Answers more detail:os...

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

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ajax - How to set encoding in .getJSON jQuery

In my web app, I submit some form fields with jQuery's $.getJSON() method. I am having some problems with ... encoding used in $.getJSON calls? See Question&Answers more detail:os...

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

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222 views

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Function to calculate R2 (R-squared) in R

I have a dataframe with observed and modelled data, and I would like to calculate the R2 value. I expected there to be a ... <- rsq(df) # 0.85 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 - Detect touch event on a view when dragged over from other view

How do I detect the touch event if the user touches on view A and drags to bottom over the view B. I want ... touched A and dragged over the B. See Question&Answers more detail:os...

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

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131 views

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c# - GUI and windows service communication

I know since Vista, that C# can't hook a UI form directly to the windows service. This was stated on the ... packet possible on the network. TIA See Question&Answers more detail:os...

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

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dom - Set custom attribute using JavaScript

I am using The DynaTree (https://code.google.com/p/dynatree) but I am having some problems and hoping someone ... what I might be doing 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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ios - Could not load NIB in bundle

I am trying to integrate Janrain Engage as custom module with Appcelerator Titanium. I have created a sample ... this error be occurring? 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 Flask Intentional Empty Response

Is there a way to return a response (from make_response() object or similar) with certain properties so that ... =myFile.txt" return response 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 - How can I use delay() with show() and hide() in Jquery

How can I use delay() with show() and hide() in Jquery ? 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 Studio Gradle DSL method not found: 'android()' -- Error(17,0)

I am attempting to run my project in Android Studio but the error appears below: I have followed many sources ... # org.gradle.parallel=true 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 - Angular - Can't make ng-repeat orderBy work

I've tried many examples of ng-repeat with orderBy, but I can't make my json work with it. <div ng-app> <script ... I may say, no order at all. 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 - Tomcat 8 is not able to handle get request with '|' in query parameters?

I am using Tomcat 8. In one case I need to handle external request coming from external source where the request ... but not with Tomcat 8.5 See Question&Answers more detail:os...

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

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Use variable as dictionary key in Django template

I'd like to use a variable as an key in a dictionary in a Django template. I can't for the life of me ... tried using with... no dice. 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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android - Change actionbar color programmatically more than once

I am using getSherlockActivity().getSupportActionBar().setBackgroundDrawable(new ColorDrawable(0xff00ACED)); To change the color ... set it to. See Question&Answers more detail:os...

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

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349 views

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sql - Do clustered indexes have to be unique?

What happens if a clustered index is not unique? Can it lead to bad performance because inserted rows flow to an ... a second opinion on 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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430 views

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ProGuard: can't find referenced class com.google.android.gms.R

After some updates in Android SDK manager I try make signed apk and get this: ProGuard: [] Warning: com.google. ... work perfectly. How it fix? 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 - Numpy to TFrecords: Is there a more simple way to handle batch inputs from tfrecords?

My question is about how to get batch inputs from multiple (or sharded) tfrecords. I've read the example https:// ... there any simpler way to do this? Thanks. Question&Answers:os...

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

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250 views

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java - How to specify the JDK version in Android Studio?

Android Studio is giving me a Gradle build error that looks like this: Error:(3, 22) compileSdkVersion android-22 ... .7.0_79". Any help would be appreciated! Question&Answers:os...

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

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ios - 'Use of Unresolved Identifier' in Swift

So I have been making an app, and everything has been working great. But today I made a new class like ... the error: use of unresolved identifier "signedIn" Question&Answers:os...

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

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281 views

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javascript - How to support promises in Internet Explorer 11

I have a simple code that runs perfectly on every browser except for the Internet Explorer 11. How can I make it work on ... { alert("Rejected: " + error); } ); Question&Answers:os...

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

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108 views

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c++ - How to find the size of an int[]?

This question already has answers here: Question&Answers:os...

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

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database - Can we update primary key values of a table?

Can we update primary key values of a table? Question&Answers:os...

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

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input - Finding the Values of the Arrow Keys in Python: Why are they triples?

I am trying to find the values that my local system assigns to the arrow keys, specifically in Python. I ... function depending on which arrow-key was pressed. Question&Answers:os...

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

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424 views

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excel - How can I reference a cell's value in PowerQuery

I'm having multiple PowerQuery queries that I would like to feed the value of a cell in my Excel file. In ... there any way I can get this into PowerQuery? Question&Answers:os...

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

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228 views

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iphone - SEL performSelector and arguments

It seems like there should be an easy way to call a selector with some arguments when all you have is a SEL object ... i =10; [parent performSelector:sel:i ]; } Question&Answers:os...

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

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