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curve fitting - How to calculate the vertex of a parabola given three points

I have three X/Y points that form a parabola. I simply need to calculate what the vertex of the parabola is that ... in C# or C++. Anybody? 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 the keyword "typename" needed before qualified dependent names, and not before qualified independent names?

class A { static int iterator; class iterator { [...] }; [...] }; I (think I) understand the ... different types, which is not acceptable." See Question&Answers more detail:os...

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

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spring - How to show all controllers and mappings in a view

I have a none standard Spring MVC project. Responding with XMLs. Is it possible to create a view ( ... get any information from @RequestParam 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 - How to add square braces around subarray data inside of a json encoded string?

When trying to access an API the JSON array must be parsed like this {"item":[{"id":"123456", "name":" ... and just can't think of a solution 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 split double quoted line into multiple lines in Windows batch file?

Long commands in Windows batch files can be split to multiple lines by using the ^ as mentioned in Long commands ... way to get around 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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769 views

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web services - Rest vs. Soap. Has REST a better performance?

I read some questions already posted here regarding Soap and Rest and I didn't find the answer I am looking ... something?) 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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android - Using GSON with proguard enabled

My code works perfectly without proguard, but GSON doesn't work when proguard is enabled. This is the part of ... ){ return imagenCategoria; } } 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 - AsyncTask, must it take such a performance penalty hit...?

I'm developing a small app that reads in specific html-pages, re-formats them and then shows them in a WebView. ... when run in the GUI thread 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 - How to use fit_generator with multiple inputs

Is it possible to have two fit_generator? I'm creating a model with two inputs, The model configuration is shown ... `enter code here`verbose=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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recursion - A recursive remove directory function for PHP?

I am using PHP to move the contents of a images subfolder GalleryName/images/ into another folder. After the ... here recommend one over others. See Question&Answers more detail:os...

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

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iphone - How to Start UITableView on the Last Cell?

In Apple's Messages app, when you click a correspondent's name and switch to the table view of the conversation ... what method is it called? 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 - android MapView in Fragment

I want to have MapView inside my Fragment This is my FragmentLayout xml file <?xml version="1.0" encoding="utf- ... any map view in my Fragment 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 - What literal characters should be escaped in a regex?

I just wrote a regex for use with the php function preg_match that contains the following part: [w-.] To match ... lets me get away with 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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rails dates with json

I am implementing a Facebook application and using AJAX/JSON. However the JSON structures that are returned ... sending the JSON structures. 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 externalize Spring Boot application.properties to tomcat/lib folder

I need a configuration free, deployable war, myapp1.war that can retrieve the configuration files from the ... Spring MVC applications. See Question&Answers more detail:os...

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

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161 views

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Rails 3 library not loading until require

I'm trying to load the Tokbox SDK in rails 3. I've placed the library in my /lib directory, so currently my ... to load the library in Rails 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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238 views

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ASP.NET MVC - How to access Session data in places other than Controller and Views

We can access session data in controllers and views like this: Session["SessionKey1"] How do you access Session ... than a controller or view? See Question&Answers more detail:os...

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

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493 views

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java - Maven BOM [Bill Of Materials] Dependency

I am not understanding what is the purpose of bom object? and I am working on Spring 3.2.8 version ... downloaded into my Maven Dependencies? See Question&Answers more detail:os...

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

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326 views

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Git checkout with dot

What difference between next git commands: git checkout branch git checkout branch . git checkout . #<-- used at ... command, everything is ok? See Question&Answers more detail:os...

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

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603 views

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java - How to change Spring's @Scheduled fixedDelay at runtime?

I have a requirement to run a batch job at a fixed interval and have the ability to change the time of this ... but didn't find anything useful. See Question&Answers more detail:os...

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

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633 views

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Making a table row into a link in Rails

I am trying to make a row in a table link to the edit page. I know the links are being created, because I can print ... % end %> </table> </div> See Question&Answers more detail:os...

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

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679 views

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binary - packing and unpacking variable length array/string using the struct module in python

I am trying to get a grip around the packing and unpacking of binary data in Python 3. Its actually not ... and lots of unnecessary zeroes? See Question&Answers more detail:os...

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

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252 views

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c++ - String literals not allowed as non type template parameters

The following quote is from C++ Templates by Addison Wesley. Could someone please help me understand in plain ... as template arguments 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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73 views

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How can I add .so files to an android library project using gradle 0.7+

Project structure: App project --> depends on Library project Library Project has a folder for the compiled jni ... an android library project? See Question&Answers more detail:os...

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

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NoClassDefFoundError com.apache.hadoop.fs.FSDataInputStream when execute spark-shell

I've downloaded the prebuild version of spark 1.4.0 without hadoop (with user-provided Haddop). When I ran ... help will be appreciated. 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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333 views

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ios - How can I check if my AVPlayer is buffering?

I want to detect if my AVPlayer is buffering for the current location, so that I can show a loader or ... in the documentation for AVPlayer. See Question&Answers more detail:os...

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

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411 views

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javascript - How to close unclosed HTML Tags?

Whenever we are fetching some user inputed content with some editing from the database or similar sources, we might ... way of fixing 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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329 views

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sql - Count Number of Consecutive Occurrence of values in Table

I have below table create table #t (Id int, Name char) insert into #t values (1, 'A'), (2, 'A'), ( ... Id but it doesn't give me expected result See Question&Answers more detail:os...

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

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