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I'm attempting to script a contour polar plot in R from interpolated point data. In other words, I have data ... seq(-outer.radius, outer.radius, length = length(contour_breaks))...

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

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php - How do I create a facade class with Laravel?

I'm having a little problem with creating a facade model class with Laravel. I have followed http://laravel.com/ ... . What am I 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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javascript - Image brightness detection in client side script

Does anyone know if there is a script available to detect darkness/lightness in an image (HTML included ... this particular development 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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jquery - How to disable rubber band in iOS web apps?

This: $('body').on('touchmove', function(e) { e.preventDefault(); }); Works, but will disable scrolling throughout ... this.scrollTop -= 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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jsf - Difference between managed bean and backing bean

I came across the terms "managed bean" and "backing bean" in several forums. Many people think both are ... difference between these two terms? 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 echo the whole content of a .html file in PHP?

Is there a way I can echo the whole content of a .html file in PHP? For example, I have some sample. ... , so its content should be displayed. See Question&Answers more detail:os...

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

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bitmap - Android - Reduce image file size

I have an URI image file, and I want to reduce its size to upload it. Initial image file size depends from ... 2 methods or only one? 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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In OpenGL ES 2.0 / GLSL, where do you need precision specifiers?

Does the variable that you're stuffing values into dictate what precision you're working with, to the ... previously: precision highp float; 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 - ViewPager with fragments - onPause(), onResume()?

When using ViewPager with fragments, our onPause, onResume methods are not called when moving between tabs. Is there ... exits the whole app. 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 Get Application's 'Home' Data Directory

A simple question, relating to the default 'home' directory when an app writes to the internal memory. ... 'home' directory programmatically. 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 - In Eclipse, what is the difference between modulepath and classpath?

In Eclipse, what is the difference between modulepath and classpath, and which one should I use to add a ... Library appear in modulepath? 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 - no suitable HttpMessageConverter found for response type

Using spring, with this code : List<HttpMessageConverter<?>> messageConverters = restTemplate.getMessageConverters(); ... LocalDate importDate; See Question&Answers more detail:os...

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

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html - Twitter Bootstrap: Center Pills

My question is how you can center the pills? I've tried to add center block around and also to change the ... to float:center but nothing helps. 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 - Code inside DOMContentLoaded event not working

I have used <!DOCTYPE html> <html> <head> <meta charset="utf-8" /> </head> <body> <button type="button" id ... works. I have made a JS Bin 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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modify PATH variable in jenkins master

I am trying to modify PATH in jenkins master node (i have no slaves).From "Global Properties -> Environment ... modify PATH for all jobs. 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 build a Meteor smart package

How can one build a Meteor smart package that would show up in meteor list? Building Atmosphere packages is ... building Meteor packages isn't. 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 OpenCV convert image to byte string?

I'm working with PyOpenCV. How to convert cv2 image (numpy) to binary string for writing to MySQL db ... a numerical tuple Help somebody! See Question&Answers more detail:os...

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

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stack - Escape analysis in Java

As far as I know the JVM uses escape analysis for some performance optimisations like lock coarsening and lock elision ... that actually do 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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c# - WebAPI and ODataController return 406 Not Acceptable

Before adding OData to my project, my routes where set up like this: config.Routes.MapHttpRoute( name: "ApiById", ... ? How can I solve 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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matlab - Automatically maximize a figure

I am creating some figures in MATLAB and automatically save them to files. The problem that by definition the ... none are solving my problem. 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 - Using my with parentheses and only one variable

I sometimes see Perl code like this: my ( $variable ) = blah.... What is the point of putting parentheses around a ... $var2, $var3 ) = blah... 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 play MP3 files in C?

I'm looking for the easiest way to play a MP3 file in C. I am looking for either a library, in which I ... just run and quit. Please suggest. See Question&Answers more detail:os...

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

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PDF is blank when downloading using javascript

I have a web service that returns PDF file content in its response. I want to download this as a pdf ... downloaded pdf file starting contents: 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 serializable objects json

class gpagelet: """ Holds 1) the pagelet xpath, which is a string 2) the list of pagelet shingles, ... am worried is the recursive reference. See Question&Answers more detail:os...

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

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components - ReactJS difference between stateful and stateless

I am trying to understand the exact difference between React's stateful and stateless components. Ok, stateless ... module.exports = Header; See Question&Answers more detail:os...

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

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Does Windows batch support exception handling?

Does Windows batch programming support exception handling? If not, is there any way to effectively emulate exception ... to share the info See Question&Answers more detail:os...

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

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mysql - When to use a left outer join?

I don't understand the concept of a left outer join, a right outer join, or indeed why we need to use a ... please explain this to me simply? See Question&Answers more detail:os...

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

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image processing - Filling holes inside a binary object

I have a problem with filling white holes inside a black coins so that I can have only 0-255 binary image ... see black holes inside each coin) See Question&Answers more detail:os...

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

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