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javascript - CasperJS/PhantomJS doesn't load https page

I know there are certain web pages PhantomJS/CasperJS can't open, and I was wondering if this one was one of ... . }) where url=https://maizepages.umich.edu; Question&Answers:os...

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

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c++ - Capturing function exit time with __gnu_mcount_nc

I'm trying to do some performance profiling on a poorly supported prototype embedded platform. I note that GCC's -pg ... well as entry time that I am missing? Question&Answers:os...

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

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php - SimpleXML Reading node with a hyphenated name

I have the following XML: <?xml version="1.0" encoding="UTF-8"?> <gnm:Workbook xmlns:gnm="http:/ ... be forced to rewrite using XMLReader? Any help appreciated. Question&Answers:os...

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

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php - mysqli::query(): Couldn't fetch mysqli

Warning: mysqli::query(): Couldn't fetch mysqli in C:Program Files (x86)EasyPHP-DevServer-13.1VC9datalocalwebmy ... me to understand what is going wrong? Question&Answers:os...

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

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model view controller - What is the difference between MVC and MVVM?

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

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git - Break a previous commit into multiple commits

Without creating a branch and doing a bunch of funky work on a new branch, is it possible to break a ... after it's been committed to the local repository? Question&Answers:os...

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

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How to implement the factory method pattern in C++ correctly

There's this one thing in C++ which has been making me feel uncomfortable for quite a long time, because ... me to properly implement such a trivial concept. Question&Answers:os...

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

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mysql - Find nearest latitude/longitude with an SQL query

I have latitude and longitude and I want to pull the record from the database, which has nearest ... longitude place name city country state zip sealevel Question&Answers:os...

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

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Remove blue border from css custom-styled button in Chrome

I'm working on a web page, and I want custom-styled <button> tags. So with CSS, I said: border: none. Now ... } button:active { outline: none; border: none; } Question&Answers:os...

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

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jQuery hasAttr checking to see if there is an attribute on an element

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

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git checkout - How can I get the latest tag name in current branch in Git?

What's the simplest way to get the most recent tag in Git? git tag a HEAD git tag b HEAD^^ git tag c ... a script to get each tag's datetime and compare them? Question&Answers:os...

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

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recursion - How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?

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

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PHP file_get_contents() and setting request headers

With PHP, is it possible to send HTTP headers with file_get_contents() ? I know you can send the user ... is there another function that will accomplish this? Question&Answers:os...

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

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c# - How to double buffer .NET controls on a form?

How can I set the protected DoubleBuffered property of the controls on a form that are suffering from flicker? Question&Answers:os...

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

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.net - C# 3.0 auto-properties — useful or not?

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

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Parse String to Date with Different Format in Java

I want to convert String to Date in different formats. For example, I am getting from user, String fromDate = "19/05/ ... "yyyy-MM-dd" format How can I do this? Question&Answers:os...

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

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matlab - How can I convert an RGB image to grayscale but keep one color?

I am trying to create an effect similar to Sin City or other movies where they remove all colors except one from an image. ... y, x ); end end end imshow(im); Question&Answers:os...

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

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javascript - Multi-row insert with pg-promise

I would like to insert multiple rows with a single INSERT query, for example: INSERT INTO tmp(col_a,col_b ... ${} notation protected against SQL injections? Question&Answers:os...

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

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c - Pointer subtraction confusion

When we subtract a pointer from another pointer the difference is not equal to how many bytes they are apart but equal ... to integers) they are apart. Why so? Question&Answers:os...

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

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windows - The application was unable to start correctly (0xc000007b)

I have a client/server app which I have been developing on a single PC. Now it needs two serial ports, so I borrowed ... me a hint as to how to track this down? Question&Answers:os...

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

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java - Keep the order of the JSON keys during JSON conversion to CSV

I am using the JSON library provided here http://www.json.org/java/index.html to convert a json string I have to ... to keep the order of keys in the result? Question&Answers:os...

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

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How to Get Pixel Color in Android

I'm using Intent to call and show an image from Gallery, and now I made it enable to get me the coordinates ... the Pixel color based on what I have. Cheers. Question&Answers:os...

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

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python - OpenCV 2.4 VideoCapture not working on Windows

I'm using Python bindings to OpenCV 2.4 installed with following instructions. My problem is similar to this one, but ... Linux (Ubuntu) it works fine for me. Question&Answers:os...

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

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c# - Using RegEx to balance match parenthesis

I am trying to create a .NET RegEx expression that will properly balance out my parenthesis. I have the following ... )" Any help on this would be appreciated. Question&Answers:os...

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

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cuda - Unspecified launch failure on Memcpy

I'm encountering an "unspecified launch failure" when running my program in Cuda . I've checked the errors . The program ... , but can't figure to find it . Question&Answers:os...

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

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python - Should I always specify an exception type in `except` statements?

When using PyCharm IDE the use of except: without an exception type triggers a reminder from the IDE that ... Pythonic to always specific the exception type? Question&Answers:os...

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

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javascript - Why and when do we need to bind functions and eventHandlers in React?

class SomeClass extends Component{ someEventHandler(event){ } render(){ return <input onChange={------ ... andrewray.me/react-es6-autobinding-and-createclass/ Question&Answers:os...

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

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Why are the terms "automatic" and "dynamic" preferred over the terms "stack" and "heap" in C++ memory management?

Related to a lot of questions and answers on SO, I've learned that it's better to refer to objects ... dynamic storage are preferred over the terms stack/heap. Question&Answers:os...

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

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