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python - view and then close the figure automatically in matplotlib?

I have to check whether my parameters setting is right, so I need to draw many plots, and for drawing these plots, ... ) plt.show() plt.close() See Question&Answers more detail:os...

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

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wpf - TextBox TextTrimming

I would like to apply a TextTrimming option on a TextBox (Not a TextBlock). The compiler tells me that the ... will be trim again. 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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300 views

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android - Failed to find style 'mapViewStyle' in current theme

I am making an app which uses google maps. But in my xml I get th error "Failed to find ... -siR3LLyIBjv1SwpKWimIY8jw" /> </Relativelayout> See Question&Answers more detail:os...

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

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Excel error 1004 "Unable to get .... property of WorksheetFunction class" appearing inconsistently

I have a VBA function within a spreadsheet which operates on another spreadsheet that is opened in an earlier stage ... around it! Any ideas? 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 do objects returned from bind ignore extra arguments?

Suppose I have a function that takes two arguments, void f(int x, int y); and I want to bind one of ... that would be rejected anyplace else. See Question&Answers more detail:os...

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

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Decode Base64 to Hexadecimal string with javascript

Needing to convert a Base64 string to Hexadecimal with javascript. Example: var base64Value = "oAAABTUAAg==" Need ... found a lot of questions 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 - ViewRootImpl$CalledFromWrongThreadException

I was using this, to DISPLAY IMAGES FROM THE INTERNET but it throws an error as below: 04-12 13:45:05.337: E/ ... = null; } return 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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c# - sizeof() equivalent for reference types?

I'm looking for a way to get the size of an instance of a reference type. sizeof is only for value types. Is this possible? 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 - Limit number of characters in input field

I want to use jquery to limit the number of characters in an editable div (or form input). 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 I have a varying number of columns per row in a CSS grid?

.grid { display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: 100px; grid-auto-rows: 60px; grid- ... ="col"></div> </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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python - How to change tag name with BeautifulSoup?

I am using python + BeautifulSoup to parse an HTML document. Now I need to replace all <h2 class="someclass" ... anything else in the document? See Question&Answers more detail:os...

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

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node.js - Deploy Nodejs on Heroku fails serving static files located in subfolders

I'm deploying a NodeJs application using Heroku. Everything works fine except a little issue serving static files ... before? Solutions? 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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119 views

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What is the difference between PHP require and include?

I know the basic usage of PHP require, require once, include and include once. But I am confused about when ... Any tips using these functions? See Question&Answers more detail:os...

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

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879 views

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c# - Incompatible wire encryption levels requested on client and server with Firebird ado.net provider

I am testing the connection firebird 3 using C #. The version of what I'm used is the latest : Firebird ADO. ... in version 5.0 Net Provider? See Question&Answers more detail:os...

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

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290 views

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javascript - Disable button whenever a text field is empty dynamically

Here's my code: <input type="text" onkeyup="if(this.value.length > 0) document.getElementById(' ... to achieve this using javascript? See Question&Answers more detail:os...

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

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517 views

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include - JavaScript: Inline Script with SRC Attribute?

I'm used to including and using JS like so: <script type='text/javascript' src='/path/to/script.js'></ ... know what the official behavior is. 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 - Changing the order of elements

I am creating a website of floating width. The users use screens from full HD resolution to some 600px on ... any suggestion to improve 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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312 views

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python - Get a unique list of items that occur more than once in a list

I have a list of items: mylist = ['A','A','B','C','D','E','D'] I want to return a unique list of ... way to do it, so I am looking for advice. See Question&Answers more detail:os...

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

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498 views

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c# - Check inside method whether some optional argument was passed

How do I check if an optional argument was passed to a method? public void ExampleMethod(int required, ... optionalint ?? default_optionalint; } See Question&Answers more detail:os...

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

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279 views

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java - Execute with parameters

I'm having difficulty executing a batch file in Java that expects parameters. These parameters may contain spaces so ... should this be done? See Question&Answers more detail:os...

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

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145 views

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Should I use @ in my PHP code?

If I use @ in my code, will it affect performance? See Question&Answers more detail:os...

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

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361 views

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windows - Using C++ to edit the registry

I have a limited c++ background and I would like to edit the registry. For example, I want to grab the value of ... own). How would you 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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963 views

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jsf - javax.el.PropertyNotWritableException: Illegal Syntax for Set Operation

I'm making a project to school in JSF and I have few problems with that. First of all, the h:commandButton doesn ... .java:818) ... 35 more See Question&Answers more detail:os...

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

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282 views

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javascript - What does Function.prototype.toMethod() do?

I noticed that the Function.prototype has a toMethod() method in experimental JavaScript, but what does that actually do? And how do I use 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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415 views

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PHP curly braces in array notation

I'd just come across a very weird bit of php code: $oink{'pig'} = 1; var_dump($oink); $oink{'pig'} = ... mentioned in the manual. What is 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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395 views

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When must we use extern alias keyword in C#?

When must we use extern alias keyword in C#? See Question&Answers more detail:os...

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

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291 views

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Failed to execute toolsandroid.bat: solution

When I try to open up the SDK Manager in eclipse it says opening shortly, but never opens. ... Developmentadt-bundle-windows-x86-20130917sdkools See Question&Answers more detail:os...

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

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97 views

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Android Studio - Error:Program type already present

When I try to compile the code, the following error appears on Android Studio 3.0.1 Error:Program type already ... script to fix the error? See Question&Answers more detail:os...

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

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