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asp.net mvc - MVC controller is being called twice

I have a controller that is being called twice from an ActionLink call. My home page has a link, that when ... sure where to go from here. See Question&Answers more detail:os...

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

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internet explorer - jQuery Validation not working in IE7 + IE8

I'm trying to use the jQuery Validation plugin on a form on my website. The form works in FF, Chrome, Opera ... is working in IE, now. 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 - How to iterate over a PriorityQueue?

for (Event e : pq) doesn't iterate in the priority order. while(!pq.isEmpty()){ Event e = pq.poll(); } This works but empties the queue. 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 - Using If/Else on a data frame

I have a data set which looks something like data<-c(0,1,2,3,4,2,3,1,4,3,2,4,0,1,2,0,2, ... has answered that question. Many thanks in advance! 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# - .NET application cannot start and receive XamlParseException

I wrote an app that can install and work on my development PC (a Window 7). Development Environment: Window 7, ... Machine. What is going on? See Question&Answers more detail:os...

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

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generics - How do I return a Filter iterator from a function?

I want something like that: fn filter_one<'a, T: Int>(input: &'a Vec<T>) -> ??? { input.iter().filter(|&x ... that Fn(&T) -> bool is Sized?? 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 is Parallel.ForEach much faster then AsParallel().ForAll() even though MSDN suggests otherwise?

I've been doing some investigation to see how we can create a multithreaded application that runs through a tree. To ... () is so much slower. See Question&Answers more detail:os...

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

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Cross browser way to rotate image using CSS?

I have a site layout I'm working on that has a main content area and then at each of the four corners of the ... way to do this? Many 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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python - Communicate multiple times with a process without breaking the pipe?

It's not the first time I'm having this problem, and it's really bugging me. Whenever I open a ... file Are multiple communications allowed? See Question&Answers more detail:os...

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

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Can you compile C# so it doesn't need the .NET Framework at runtime?

Is it possible to force the C# compiler to pull all the referenced calls out of the framework and pack them into dlls ... once it's ready to go. 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 get images to appear in Excel given image url

I'm creating a csv file with one of the columns containing an url of an image (e.g., www.myDomain.com/ ... can get Excel to render this image? 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 - Animation in Notification bar Custom View

As far as I know we can create notifications in Android using Notification Manager + remote Views. I am Creating a ... best way to achieve 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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jquery - Simple ASP.NET MVC CRUD views opening/closing in JavaScript UI dialog

I have various simple ASP.NET MVC views for CRUD operations which work fine on their own as a simple ... my question. Any help 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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c# - ASP.NET Web API : Correct way to return a 401/unauthorised response

I have an MVC webapi site that uses OAuth/token authentication to authenticate requests. All the relevant controllers have ... is 500, not 401. See Question&Answers more detail:os...

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

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xcode - Build fails with "Command failed with a nonzero exit code"

When I try to build my app with Xcode, an error interrupts the build process: Command CompileStoryboard failed with a ... I do to fix 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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965 views

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powershell 2.0 - Escaping quotes and double quotes

How do I properly escape the quotes in the -param value in the following command line? $cmd="\serveroto.exe ... , but nothing is 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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math - How to round up value C# to the nearest integer?

I want to round up double to int. Eg, double a=0.4, b=0.5; I want to change them both to integer. so ... is from b. Any formula to 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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Accessing Environment Variables In C++

I'd like to have access to the $HOME environment variable in a C++ program that I'm writing. If I were ... with a little bit of knowledge? See Question&Answers more detail:os...

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

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spidermonkey - How can I get the memory address of a JavaScript variable?

Is it possible to find the memory address of a JavaScript variable? The JavaScript code is part of ( ... implementation used is SpiderMonkey. 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 can I dynamically switch web service addresses in .NET without a recompile?

I have code that references a web service, and I'd like the address of that web service to be dynamic ... be something relatively easy, though. See Question&Answers more detail:os...

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

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182 views

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c++ - Visual Studio 2017 errors on standard headers

I just upgraded to Visual Studio 2017 Community Edition and I have trouble loading standard header files. I get 507 ... .h 10 I never had this issue with Visual St...

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

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642 views

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c# - Check for special characters (/*-+_@&$#%) in a string?

How do I check a string to make sure it contains numbers, letters, or space only? See Question&Answers more detail:os...

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

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926 views

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c# - Random entry from dictionary

What is the best way to get a random entry from a Dictionary in c#? I need to get a number of random ... dict[rand.Next()]; Any suggestions? See Question&Answers more detail:os...

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

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665 views

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file - Python - IOError: [Errno 13] Permission denied:

I'm getting IOError: [Errno 13] Permission denied and I don't know what is wrong wit this code. I'm trying ... asm What am I doing wrong here? See Question&Answers more detail:os...

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

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574 views

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c# - How to Convert string "07:35" (HH:MM) to TimeSpan

I would like to know if there is a way to convert a 24 Hour time formatted string to a TimeSpan. Right now I have ... values[0], values[1], 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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521 views

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dataframe - What can R do about a messy data format?

Sometimes I see data posted in a Stack Overflow question formatted like in this question. This is not the first ... a great deal of trouble? See Question&Answers more detail: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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Why my Python installed via home brew not include Tkinter

I've installed my Python via homebrew on Mac. brew install python and after that I've checked my ... ImportError: No module named _tkinter See Question&Answers more detail:os...

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

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378 views

1 answer

java - How to pass a JSON array as a parameter in URL

I have an requirement to pass a some values from mobile to server in a web service call and so I am ... not getting all the values please? See Question&Answers more detail:os...

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

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