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Lets say I have an empty div: <div id='myDiv'></div> Is this: $('#myDiv').html("<div id='mySecondDiv'> ... '></div>"); $('#myDiv').append(mySecondDiv); Question&Answers:os...

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

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angularjs - Is it possible to make a Tree View with Angular?

I'm looking to display data in a tree structure in a web app. I was hoping to use Angular for this ... about this problem entirely the wrong way. Any ideas? Question&Answers:os...

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

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asp.net mvc - MVC4 DataType.Date EditorFor won't display date value in Chrome, fine in Internet Explorer

I'm using the DataType.Date attribute on my model and an EditorFor in my view. This is working fine in ... field">@Html.EditorFor(m=>m.EstPurchaseDate)</td> Question&Answers:os...

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

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java - Good Hash Function for Strings

I'm trying to think up a good hash function for strings. And I was thinking it might be a good idea to ... 't imagine that would make much of a difference. Question&Answers:os...

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

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c# - Use multiple JWT Bearer Authentication

Is it possible to support multiple JWT Token issuers in ASP.NET Core 2? I want to provide an API for ... audiences, but I can't set several Authorities. Question&Answers:os...

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python - Performance of Pandas apply vs np.vectorize to create new column from existing columns

I am using Pandas dataframes and want to create a new column as a function of existing columns. I have ... apply a function to two columns of Pandas dataframe Question&Answers:os...

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.net 3.5 - Named string formatting in C#

Is there any way to format a string by name rather than position in C#? In python, I can do something like ... be nice, but a dictionary is acceptable too. Question&Answers:os...

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How can I test a Windows DLL file to determine if it is 32 bit or 64 bit?

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java - How to define a List bean in Spring?

I'm using Spring to define stages in my application. It's configured that the necessary class (here called ... ArrayList"> Can anybody help me with this? Question&Answers:os...

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c++ - Unresolved external symbol in object files

During coding in Visual Studio I got an unresolved external symbol error and I've got no idea what to do. ... .exe : fatal error LNK1120: 6 unresolved externals Question&Answers:os...

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jsf - <h:selectOneRadio> renders table element, how to avoid this?

Is there a way to tell JSF that it should NOT render a <table> element when using <h:selectOneRadio>? I don' ... no sense in this case. Any help is appreciated! Question&Answers:os...

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c++ - What does it mean to have an undefined reference to a static member?

I just wrote a class with some static data members, but now I am getting errors about "undefined references". Why ... by those who came up with the idea.)_ Question&Answers:os...

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What does it mean to "call" a function in Python?

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

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.net - Card Shuffling in C#

I am trying to write a code for a project that lists the contents of a deck of cards, asks how much ... the person wants and then list the shuffled cards. Question&Answers:os...

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java - How to use XPath on xml docs having default namespace

I want to manipulate xml doc having default namespace but no prefix. Is there a way to use xpath without namespace uri ... book title="t2"/> </author> </root> Question&Answers:os...

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r - Table of Interactions - Case with pets and houses

I have a list of houses and a list of animal species. houses = c(1,1,2,3,4,4,4,4,5,6,5) ... vectors of same lengths, whatever if they contain numbers or string Question&Answers:os...

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ElementNotVisibleException: Message: element not interactable error while trying to click a button through Selenium and Python

I have a page with source code like the code below. In it after I take an action an Undo and ... ),platform=Mac OS X 10.12.6 x86_64) Question&Answers:os...

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python - Making the background move sideways in pygame

I am trying to create a game using pygame and I am attempting to add a background to it (I have used some ... ) I have now discovered what the real problem is Question&Answers:os...

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testing - What's the difference between unit, functional, acceptance, and integration tests?

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python - How to debug in Django, the good way?

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javascript - HTML5 Canvas vs. SVG vs. div

What is the best approach for creating elements on the fly and being able to move them around? For example, let's ... with the plain div element, HTML and CSS. Question&Answers:os...

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Could not find module "@angular-devkit/build-angular"

After updating to Angular 6.0.1, I get the following error on ng serve: Could not find module "@angular-devkit/build- ... directive": { "prefix": "app" } } } Question&Answers:os...

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How to sum array of numbers in Ruby?

I have an array of integers. For example: array = [123,321,12389] Is there any nice way to get the sum of them? I ... 0 array.each { |a| sum+=a } would work. Question&Answers:os...

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What C++ Smart Pointer Implementations are available?

Comparisons, Pros, Cons, and When to Use? This is a spin-off from a garbage collection thread where what I ... and end up with a decent reference for others. Question&Answers:os...

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node.js - Cannot install packages using node package manager in Ubuntu

NodeJS interpreter name(node) on Ubuntu has been renamed to nodejs because of a name conflict with another ... system but the interpreter name is different? Question&Answers:os...

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sql - When to use "ON UPDATE CASCADE"

I use "ON DELETE CASCADE" regularly but I never use "ON UPDATE CASCADE" as I am not so sure in what ... vendor dependent or not. Please shed some light. Question&Answers:os...

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

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javascript - jQuery selectors on custom data attributes using HTML5

I would like to know what selectors are available for these data attributes that come with HTML5. Taking this piece of ... , less than, greater than, etc...". Question&Answers:os...

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MySQL JOIN ON vs USING?

In a MySQL JOIN, what is the difference between ON and USING()? As far as I can tell, USING() is just more ... If yes, which should I use in a given situation? Question&Answers:os...

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

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