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matlab - How to use SIFT algorithm to compute how similar two images are?

I have used the SIFT implementation of Andrea Vedaldi, to calculate the sift descriptors of two similar images (the second ... c, d]=sift(j); See Question&Answers more detail:os...

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c# - Entity Framework SaveChanges() vs. SaveChangesAsync() and Find() vs. FindAsync()

I have been searching for the differences between 2 pairs above but haven't found any articles explaining clearly ... and cons between them? See Question&Answers more detail:os...

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WPF - How to create image button with template

I am trying to create a button which has 3 images: a Normal image, a Pressed image and a Disabled ... something like CBitmapButton in MFC. See Question&Answers more detail:os...

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android - FragmentPagerAdapter getItem is not called

I am not able to reuse fragment in FragmentPagerAdapter.. Using destroyItem() method, It is deleting the ... (), res2)); See Question&Answers more detail:os...

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while (1) vs. while(True) -- Why is there a difference (in python 2 bytecode)?

Intrigued by this question about infinite loops in perl: while (1) Vs. for (;;) Is there a speed ... to the way booleans are evaluated? See Question&Answers more detail:os...

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ruby - Haml: Append class if condition is true in Haml

If post.published? .post / Post stuff Otherwise .post.gray / Post stuff I've implemented this with rails helper ... ?).to_s} / Post stuff See Question&Answers more detail:os...

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http HEAD vs GET performance

I am setting-up a REST web service that just need to answer YES or NO, as fast as possible. Designing a HEAD service ... gain at all (< 1ms)... See Question&Answers more detail:os...

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matlab - Understanding concept of Gaussian Mixture Models

I'm trying to understand GMM by reading the sources available online. I have achieved clustering using K-Means ... of clustering. Thank you See Question&Answers more detail:os...

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cocoa touch - How is a rounded rect view with transparency done on iphone?

A lot of apps pop up a transparent view with rounded corners and an activityIndicator when running a time consuming ... seems to get ignored). See Question&Answers more detail:os...

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java - How to use OKHTTP to make a post request?

I read some examples which are posting jsons to the server. some one says : OkHttp is an implementation of the ... pair into stream by myself? See Question&Answers more detail:os...

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javascript - Logarithmic slider

I have a slider with values ranging from 0 to 100. I want to map them to a range from 100 to 10,000,000. ... I need it in Javascript. Any ideas? See Question&Answers more detail:os...

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version control - Git On Custom SSH Port

My VPS provider recommends that I leave my SSH port to the custom port number they assign it by default (not 22 ... file does not seem to exist. See Question&Answers more detail:os...

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rest - Status code when deleting a resource using HTTP DELETE for the second time

Given that the DELETE verb in HTTP is idempotent, when I issue the following request, what should happen the second ( ... or a 404 (not found)? See Question&Answers more detail:os...

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java - How to find/remove unused dependencies in Gradle

I wanted to find unused dependencies in my project. Is there a feature for this in Gradle, like in Maven? See Question&Answers more detail:os...

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redux - ReactJS lifecycle method inside a function Component

Instead of writing my components inside a class, I'd like to use the function syntax. How do I override ... Box> </Content> ) } See Question&Answers more detail:os...

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gcc - CFLAGS, CCFLAGS, CXXFLAGS - what exactly do these variables control?

I am using GNU make to compile my C++ code, and i would like to understand how to make my ... the general idea behind these settings. See Question&Answers more detail:os...

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c++ - What is the VTT for a class?

Recently ran across a C++ linker error that was new to me. libfoo.so: undefined reference to `VTT for Foo' ... friendly can't find the function. See Question&Answers more detail:os...

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cross browser - Vertically and horizontally centering text in circle in CSS (like iphone notification badge)

I'm looking for a way of to do a cross-browser iphone-like badge in CSS3. I'd obviously like to ... , which is of questionable support status See Question&Answers more detail:os...

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RabbitMQ 3.3.1 can not login with guest/guest

I have installed the latest version of RabbitMQ on a VPS Debian Linux box. Tried to get login through ... logging remotely via guest/guest. See Question&Answers more detail:os...

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How to move a git repository into another directory and make that directory a git repository?

I have a directory gitrepo1. This directory is a git repository. I would like to move this gitrepo1 into another ... How can I do this? See Question&Answers more detail:os...

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Assign multiple variables to the same value in Javascript?

I have initialized several variables in the global scope in a JavaScript file: var moveUp, moveDown, moveLeft, moveRight ... way to do this? See Question&Answers more detail:os...

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css - Select all 'tr' except the first one

How can I select all tr elements except the first tr in a table with CSS? I tried using this method, but found that it did not work. See Question&Answers more detail:os...

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java - Using "this" with class name

I am doing Android programming and was learning about Intents, when I saw a constructor that, to my C# trained ... be welcomed as well. Thanks. See Question&Answers more detail:os...

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build automation - SVN checkout ignore folder

Can I ignore a folder on svn checkout? I need to ignore DOCs folder on checkout at my build server. edit: ... have some externals that I need. See Question&Answers more detail:os...

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c++ - vector::at vs. vector::operator[]

I know that at() is slower than [] because of its boundary checking, which is also discussed in similar questions ... + vector::operator[] ? See Question&Answers more detail:os...

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c# - How to find path of active app.config file?

I'm trying to finish this exception handler: if (ConfigurationManager.ConnectionStrings["ConnectionString"]==null) { string ... I'm using nUnit. See Question&Answers more detail:os...

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c# - Should i use ThreadPools or Task Parallel Library for IO-bound operations

In one of my projects that's kinda an aggregator, I parse feeds, podcasts and so from the web. If I use ... ? ] which was quite phrased wrong. See Question&Answers more detail:os...

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javascript create empty array of a given size

in javascript how would I create an empty array of a given size Psuedo code: X = 3; createarray(myarray, X, ""); output: myarray = ["","",""] See Question&Answers more detail:os...

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

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