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java - Arrays.asList() not working as it should?

I have a float[] and i would like to get a list with the same elements. I could do the ugly thing of adding ... autoboxing work here; i.e. int[] to Integer[]? Question&Answers:os...

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

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json - Basic example of using .ajax() with JSONP?

Please could someone help me work out how to get started with JSONP? Code: $('document').ready(function() { ... but isn't producing any errors either). thanks. Question&Answers:os...

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

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c++ - How do I remove code duplication between similar const and non-const member functions?

Let's say I have the following class X where I want to return access to an internal member: class Z { // ... . Is there a way to avoid this code duplication? Question&Answers:os...

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

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Which HTML elements can receive focus?

I'm looking for a definitive list of HTML elements which are allowed to take focus, i.e. which elements will ... me to be specific about the elements I target. Question&Answers:os...

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

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python - Pandas - How to flatten a hierarchical index in columns

I have a data frame with a hierarchical index in axis 1 (columns) (from a groupby.agg operation): USAF WBAN year month day ... 1993, 2: 1993, 3: 1993, 4: 1993}} Question&Answers:os...

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

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In PHP, what is a closure and why does it use the "use" identifier?

I'm checking out some PHP 5.3.0 features and ran across some code on the site that looks quite funny: public ... And it looks evil, should it ever be used? Question&Answers:os...

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

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tomcat7 - How to set the context path of a web application in Tomcat 7.0

I know that I can rename my webapp (or it's WAR file) to ROOT but this is a terrible way to do it ... loaded it with the "/<WEB_APP_NAME>" Any pointers helpful. Question&Answers:os...

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

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c# - Public Fields versus Automatic Properties

We're often told we should protect encapsulation by making getter and setter methods (properties in C#) for class ... public class Book { public string Title; } Question&Answers:os...

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

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c# - Use latest version of Internet Explorer in the webbrowser control

The default version of the webbrowser control in a C# Windows Forms application is 7. I have changed ... installed Internet Explorer in a webbrowser control? Question&Answers:os...

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

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SQL Logic Operator Precedence: And and Or

Are the two statements below equivalent? SELECT [...] FROM [...] WHERE some_col in (1,2,3,4,5) AND ... sort of truth table I could use to verify this? Question&Answers:os...

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

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python - How to get the value of a variable given its name in a string?

This question already has answers here: Question&Answers:os...

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

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dynamic - How do I correctly set up, access, and free a multidimensional array in C?

I have seen dozens of questions about what's wrong with my code regarding multidimensional arrays in C. For ... advice, please feel free to post along! Question&Answers:os...

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

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c++ - Why should I use a pointer rather than the object itself?

I'm coming from a Java background and have started working with objects in C++. But one thing that occurred to ... access to the memory address. Am I right? Question&Answers:os...

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

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css - Center a column using Twitter Bootstrap 3

How do I center a div of one column size within the container (12 columns) in Twitter Bootstrap?3? .centered { background- ... 100x100" alt="" /> </div> </body> Question&Answers:os...

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

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How do I clone a single branch in Git?

I have a local Git repository called 'skeleton' that I use for storing project skeletons. It has a ... project cloning the Ruby on Rails skeleton repository. Question&Answers: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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networking - Finding local IP addresses using Python's stdlib

How can I find local IP addresses (i.e. 192.168.x.x or 10.0.x.x) in Python platform independently and using only the standard library? Question&Answers:os...

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

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241 views

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Fullscreen Activity in Android?

How do I make an activity full screen? Without the notification bar. Question&Answers:os...

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

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211 views

1 answer

JavaScript window resize event

How can I hook into a browser window resize event? There's a jQuery way of listening for resize events but ... into my project for just this one requirement. Question&Answers:os...

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

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121 views

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javascript - How to decode HTML entities using jQuery?

How do I use jQuery to decode HTML entities in a string? Question&Answers:os...

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

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234 views

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git checkout - How do I check out a remote Git branch?

Somebody pushed a branch called test with git push origin test to a shared repository. I can see the branch with git ... How do I check out a remote Git branch? Question&Answers: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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rest - Best practices for API versioning?

Closed. This question is opinion-based. It is not currently accepting answers. Question&Answers:os...

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

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c++ - What exactly is nullptr?

We now have C++11 with many new features. An interesting and confusing one (at least for me) is the new ... one) where nullptr is superior to good old 0? Question&Answers:os...

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

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284 views

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angularjs - How to set focus on input field?

What is the 'Angular way' to set focus on input field in AngularJS? More specific requirements: When a Modal is ... doesn't work). Any help will be appreciated. Question&Answers:os...

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

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298 views

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performance - How to find the kth largest element in an unsorted array of length n in O(n)?

I believe there's a way to find the kth largest element in an unsorted array of length n in O(n). Or perhaps it's ... " O(n) or something. How can we do this? Question&Answers:os...

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

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python - How to add hovering annotations in matplotlib

I am using matplotlib to make scatter plots. Each point on the scatter plot is associated with a named object. ... cursor hovers in the vicinity of that point? Question&Answers:os...

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

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212 views

1 answer

java - Why are arrays covariant but generics are invariant?

From Effective Java by Joshua Bloch, Arrays differ from generic type in two important ways. First arrays are covariant. ... Scala and I am not able to follow. Question&Answers:os...

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

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331 views

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javascript - Executing <script> elements inserted with .innerHTML

I've got a script that inserts some content into an element using innerHTML. The content could for example be: < ... also be inserted.</strong>"); </script> Question&Answers:os...

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

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846 views

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view - Android ImageView Scaling and translating issue

I'm developing an android application (API 19 4.4) and I encounter some issue with ImageViews. I have a ... , I would really appreciate! Sorry for my english Question&Answers:os...

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

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