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I'm programming a platform game in Java, and I am hand-coding the player animations. I am animating each limb ... Thank you in advance. :) 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 11 issue with adding dependency jars at runtime

When migrated from Java 8 to Java 11, got the following error: Caused by: java.lang.ClassCastException: class ... , please suggest a solution. 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 - What is the difference between the two ways of accessing the hdf5 group in SVHN dataset?

I need to read the SVHN dataset and was trying to read the filename of the first image. I am struggling a bit ... equivalent of ascii '1'-> 49 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 - Tkinter after method executing immediately

The TKinter 'after' method is executing immediately, then pausing for the 3 second time after execution. If I also ... .after(") root.mainloop() See Question&Answers more detail:os...

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

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Restructuring a bad database with PHP loops or MySQL

I have a special case with a PHP project where I am working with a database without a 3rd normal ... /end while mysqli_close($connection_var); See Question&Answers more detail:os...

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

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php - How to create multi-dimensional array from a list?

I have a list of categories in MySQL with parent ID. How can I create a PHP array from the list. ID ... list and produce multi-level list. 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 - How to use CPU to perform any operation in Deep Sleep mode

I'm new in android. I struggle with my application approximately 3 weeks. I need sent and receive packets in ... What is the best solutions? 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# - Set hint or watermark or default text for ComboBox without adding it as item

So, I'm trying to put some text showing up on the ComboBox before it has a selection made by the user. That ... I'll be waiting for your help. 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 - Define a function with a prototype chain

Suppose I have an object X defined as var X = function () {}; X.prototype.doSomething = function () {}; X. ... (nor would I expect it to!). 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 - Mocking dayjs extend

In my code that needs testing I use import dayjs from 'dayjs'; import utc from 'dayjs/plugin/utc'; dayjs ... both default dayjs but also extend? See Question&Answers more detail:os...

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

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Does C have any tools for doing string addition?

I'm making a function that returns the derivative of a function that is represented as a tree like / + * ^ / / x ... I'd like to use that tool. 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 Studio can't find Kotlin dependency

I was trying to upgrade some dependencies for my Android Studio project and now I'm stuck with this error message ... files when I do that. See Question&Answers more detail:os...

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

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windows - C++ Issue with cin and CTRL + Z

I'm reading c++ primer 5th and I have a little problem with an exercise: Read a sequence of words from cin and ... I can't figure out why :( 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 Discord.py `time.sleep()` coroutine

import discord import os import random import time import math client = discord.Client() with open('admins.conf' ... and then nothing happens). See Question&Answers more detail:os...

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

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merge update oracle unable to get a stable set of rows

I am trying to update a table in Oracle based on another table (inner join) but the matching fields match on ... that it will not error out? 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# - Casting nodes of an unknown type

In using Neo4j I'm able to create an array of nodes with labels and then create relationships between those nodes ... get started with this one? 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 - Body animation isn't smooth

The "spaceShip" in the following code isn't moving smoothly at the beginning of holding any arrow key down. It ... seem to make much sense)? See Question&Answers more detail:os...

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

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Is it possible based on CSS to create a circle with gradient border and transparent inner?

I'm trying to create a circle with CSS that has a gradient border but also a transparent inner so that it looks like ... </div> </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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css - SASS for loop updating hsla lightness returns error $lightness: "96.77419" is not a number for `hsla'

I'm trying to loop a set amount of times gradually decreasing the lightness value of hsla but when I run ... additional advice to make 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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c++ - What are the benefits of a binary heap with root at arr[0]

I am writing a binary heap over an array arr. Every node except the leaf nodes have two children. The root can ... putting the root at arr[0]? See Question&Answers more detail:os...

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

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522 views

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javascript - onDeviceReady not firing in PhoneGap hello world app

I'm trying to do a simple alert('test') app, but the event isn't being fired, this is the code: function onLoad ... </body> </html> Why 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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.htaccess redirect

i want to create a clean url, as in, let say, i have a site www.mywebsite.com, i want, if anybody tries ... do this in .htaccess, kindly help. 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 - Transfer data from one Jframe to another jframe using static class or this reference?

I have one jFrame and its have one jTextbox and a button. Another jFrame have a single jLabel. I want to ... class or by calling this reference. See Question&Answers more detail:os...

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

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css - Why does this calc() function not work in transform scale?

calc() apparently works in a transform, but this does not: transform: scale(calc(0.75 + (0.3 - 0.75) * (( ... . Is it possible to do that 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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html - Bootstrap 5 layout for different sizes cards - like Pinterest

I am building a web that would use Bootstrap 5, the web would have a section which displays several cards like ... bootstrap 5), or what layout 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 - A clean way to organize and load files with subclasses

I have a parent class that provides abstract functions for manipulating hardware, and a directory full of classes that ... does it not matter? See Question&Answers more detail:os...

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

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532 views

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python - PySide2 QMainWindow loaded from ui file not triggering window events

I am loading a QMainWindow from an .ui file - it's working fine but window events like resize won't be triggered ... .ui file can be found 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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How to read/write from one IOS App set up with firebase, to another firebase database contained in another firebase project? Swift 3

I have a Firebase database connected to my IOS app with the GoogleService-Info.plist. In AppDelegate I configured ... } //end of AppDelegate See Question&Answers more detail:os...

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

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