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Python pygame - bouncing ball (UnboundLocalError: local variable 'move_y' referenced before assignment)

I wanted to create a function that is responsible for bouncing ball from the edge of the screen. I know i can ... tick(FPS) ball_move() update() See Question&Answers more detail:os...

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c - Sizeof arrays and pointers

Here is my sample code #include<stdio.h> void main() { int arr[]={1,2,3,4,5,6}; char *ptr,a; a='c' ... and it should be having size =4 ? Thanks. See Question&Answers more detail:os...

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java - Deploying Springboot to Azure App Service

I'm trying to deploy my springboot project into Azure App Service. I created an App Service and uploaded via ... , Http Error 503. 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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Model in a modal window in angularjs is empty

Hello I am using angularjs ui bootstrap and I have one text field in a modal window, which when I try to print ... is a plunker of the code. 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 - Vue.js - update router view

I am new to Vue.js and encountered this problem. I have this simple piece of code in App.vue <div v-for="brand ... to me what is going on here? See Question&Answers more detail:os...

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

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Parsing HTML files as PHP

Is this the correct way to parse html files as php? RemoveHandler .html .htm AddType application/x-httpd-php .php ... all my html files! Thanks See Question&Answers more detail:os...

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Calling an R function using inline and Rcpp is still just as slow as original R code

I need to evaluate a function (posterior distribution) which requires long loops. Clearly I don't want to do this within ... 5.46 0.00 5.57 See Question&Answers more detail:os...

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python - Processes stuck in loop with PyInstaller-executable

Python v3.5, Windows 10 I'm using multiple processes and trying to captures user input. Searching everything I see there ... p1.join() p2.join() See Question&Answers more detail:os...

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ios - Clear background for form sections in SwiftUI?

I'm trying to remove the white background of some sections so the elements lay right on the grey background, ... this be achieved in SwiftUI? See Question&Answers more detail:os...

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iphone - Keyboard not Appearing when Tapping Text Box in UIWebView

I have a UITabViewController set up with two tabs, the second containing a web browser. The keyboard will not ... What could possibly be wrong? See Question&Answers more detail:os...

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How to connect sql server with php using xampp?

I am trying to connect my SQL server with PHP using Xampp. I have already uploaded dll files in the ext folder ... ; } sqlsrv_close( $conn); ?> See Question&Answers more detail:os...

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python - find a word on a website and get its page link

I want to scrape a few websites and see if the word "katalog" is present there. If yes, I want to retrieve ... page where the word is founded? See Question&Answers more detail:os...

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urllib2 - Limiting number of processes in multiprocessing python

My requirement is to generate hundreds of HTTP POST requests per second. I am doing it using urllib2. def send() ... to go to proxy server. 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 - fd leak, custom Shell

I'm working on a custom shell that can handle multiple pipes. But every time I execute a new pipeline ... , NULL}; execute_pipeline(pipeline); 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# - WIX service installer overrides service Installer settings

i am working on a service that is later deployed by a WIX installer. this is service installer class this. ... going to completely ignore it? See Question&Answers more detail:os...

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c# - Deserialize object property with StringReader vs XmlNodeReader

Why does XmlSerializer populate my object property with an XmlNode array when deserializing an empty typed element using ... and re-parsing? See Question&Answers more detail:os...

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How to output serialized JSON view data as an array of objects, instead of wrapped in an outer object?

I am converting the returning value of CakePHP array to JSON, currently its like this: { "platformusers" : [ { ... > array('platformusers') )); See Question&Answers more detail:os...

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

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Encoding Ruby on Rails code?

Are there any applications out there that will let me encode my Ruby on Rails code so others can't read it ... everyone knowing my code. 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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assembly - NASM Error Parsing, Instruction Expected

I asked a similar question here but I changed assemblers and the question almost entirely changed, so in an effort to avoid ... mov ah,9 int 21h jmp short EndZTimerReport ; ; C...

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java - scatter plot in jfreechart from database

How can i draw scatter plot of datas in mysql database table using jfreechart in java. I have used swing ... //i58.tinypic.com/29ynsxh.png See Question&Answers more detail:os...

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asp.net - How to display image which is stored in local drive?

I have a asp page in which i have to display the image which is stored in my local disk C: i.e.. C: ... URL as not available. Please help.... See Question&Answers more detail:os...

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javascript - How to check if a tab has been reloaded in background.js?

I am writing a Chrome extension which needs to detect if the tab has been reloaded, that is to say, the ... any effect in the background.js. See Question&Answers more detail:os...

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How to map dynamic url /prj/noticeOpen/2 in Spring MVC controller

Hi I am having hard time with following url: <a href="/noticeOpen/2">dynamicLink</a> to map with following ... available. Apache Tomcat/6.0.36 See Question&Answers more detail:os...

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

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Type conversion when using protocol in Swift

protocol Test{ var t: Int {set get} } struct A: Test{ var t: Int } struct B: Test{ var t: Int var s: ... good way to convert [A] to [Test]. See Question&Answers more detail:os...

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selenium vba code to zoom out webpage to 60%

I am trying to zoom out webpage to 60% using below code.But this code is not working and also i am not getting any ... .body.style.zoom = '60'") See Question&Answers more detail:os...

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

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android - Emulator: Warning: Quick Boot / Snapshots not supported on this machine

I am starting to learn android but havent been able to get anywhere. I downloaded android studio as per ... and get any emulator working! 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 - Convert dropdown to selection boxes with color and trigger drop down action

Please help to convert this drop down to selection box with color like white box, black box etc [not check box] . So ... </tr> </tbody> </table> See Question&Answers more detail:os...

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

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xml - Handling long edit lists in XMLStarlet

Versions of XMLStarlet found in current Linux distributions have a limit of 128 operations per xmlstarlet ed invocation ... be worked around? See Question&Answers more detail:os...

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

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