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I'm trying to decide whether I could switch to JavaFX for the user interface of my Java application. Most of ... so users wouldn't have to build it themselves? Question&Answers:os...

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

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480 views

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python - Saving and loading multiple objects in pickle file?

I have a class that serves players in a game, creates them and other things. I need to save these player objects ... objects in a list? Is there a better way? Question&Answers:os...

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

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289 views

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python - How to check if a float value is a whole number

I am trying to find the largest cube root that is a whole number, that is less than 12,000. processing = ... rather cumbersome though. Is there a simpler way? Question&Answers:os...

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

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c++ - What is the correct answer for cout << a++ << a;?

Recently in an interview there was a following objective type question. int a = 0; cout << a++ << a; Answers ... on VS2010 compiler and its output is also '01'. Question&Answers:os...

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

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python - Pythonic way to check if a list is sorted or not

Is there a pythonic way to check if a list is already sorted in ASC or DESC listtimestamps = [1, 2, ... if the the transactions appeared in the correct order. Question&Answers:os...

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

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c# - Setting Objects to Null/Nothing after use in .NET

Should you set all the objects to null (Nothing in VB.NET) once you have finished with them? I understand ... a mixture of opinions so any comments are useful. Question&Answers:os...

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

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c - Where is the <conio.h> header file on Linux? Why can't I find <conio.h>?

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

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perl - How can I install a CPAN module into a local directory?

I'm using a hosted Linux machine so I don't have permissions to write into the /usr/lib directory. When I ... a module into some other directory and use it? Question&Answers:os...

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

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sql - How to perform grouped ranking in MySQL

So I have a table as follows: ID_STUDENT | ID_CLASS | GRADE ----------------------------- 1 | 1 | ... how do I do it for a grouped set? Thanks for any insight! 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 replace the *first instance* of a string in .NET?

I want to replace the first occurrence in a given string. How can I accomplish this in .NET? Question&Answers:os...

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

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How to download Google Play Services in an Android emulator?

I want to use Google Play Services API in my application, but when I open the emulator to test my application it ... because soon I will need to test my maps. Question&Answers:os...

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

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WebDriver - wait for element using Java

I'm looking for something similar to waitForElementPresent to check whether element is displayed before I click it. I ... in your code? Any hint is appreciable. Question&Answers:os...

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

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Disabling Back button on the browser

Closed. This question does not meet Stack Overflow guidelines. 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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php - Combine two arrays

I have two arrays like this: array( '11' => '11', '22' => '22', '33' => '33', '44' = ... = array_unique( array_merge( $array1 , $array2 ) ); Any solution? 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 attribute of element from Selenium?

I'm working with Selenium in Python. I would like to get the .val() of a <select> element and ... plenty about selecting elements but nothing about attributes. Question&Answers:os...

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

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python - Comparing two lists using the greater than or less than operator

I noticed a piece of code recently directly comparing two lists of integers like so: a = [10,3,5, . ... the left most element is greater then the corresponding? Question&Answers:os...

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

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811 views

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typescript - *ngFor running an infinite loop in angular2

I am trying to render object properties using keys in angular2 using below code: <ul> <li *ngFor="let ... this method only once per iteration. any inputs? Question&Answers:os...

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

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213 views

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html - Why does position:relative; appear to change the z-index?

So I have this markup and inside it there is <div class="mask"></div> which sets the blue overlay ontop of the image ... <h1>Hello World</h1> </div> </section> Question&Answers:os...

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

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authentication - What's the difference between OpenID and OAuth?

I'm really trying to understand the difference between OpenID and OAuth? Maybe they're two totally separate things? Question&Answers:os...

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

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340 views

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version control - How do I ignore a directory with SVN?

I just started using SVN, and I have a cache directory that I don't need under source control. How can ... using Versions and TextMate on OS X and commandline. Question&Answers:os...

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

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230 views

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php - define() vs. const

In PHP, when do you use define('FOO', 1); and when do you use const FOO = 1; ? What are the main differences between those two? Question&Answers:os...

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

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354 views

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css - How to make a HTML Page in A4 paper size page(s)?

Is it possible to make a HTML page behave, for example, like a A4-sized page in MS Word? Essentially, I want to ... , it would come out as A4-sized paper pages. Question&Answers:os...

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

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1 answer

asp.net mvc - jQuery Ajax calls and the Html.AntiForgeryToken()

I have implemented in my app the mitigation to CSRF attacks following the informations that I have read on some blog post around the ... { // .... } }); }); Question&Answers:os...

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

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308 views

1 answer

Truncate all tables in a MySQL database in one command?

Is there a query (command) to truncate all the tables in a database in one operation? I want to know if I can do this with one single query. Question&Answers:os...

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

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325 views

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css - Make div stay at bottom of page's content all the time even when there are scrollbars

CSS Push Div to bottom of page Please look at that link, I want the opposite: When the content overflows to the ... be at the actual bottom of all the content. Question&Answers:os...

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

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109 views

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c# - Use LINQ to get items in one List<>, that are not in another List<>

I would assume there's a simple LINQ query to do this, I'm just not exactly sure how. Given this piece of code: class ... give me two people (ID = 4 & ID = 5) Question&Answers:os...

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

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313 views

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algorithm - How do I calculate a point on a circle’s circumference?

How can the following function be implemented in various languages? Calculate the (x,y) point on the ... optional parameter, if supported by the language) Question&Answers:os...

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

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208 views

1 answer

html - Using sections in Editor/Display templates

I want to keep all of my JavaScript code in one section; just before the closing body tag in my master ... to work in display/editor templates - any ideas? Question&Answers:os...

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

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