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How to handle screen orientation change when progress dialog and background thread active?
...e the dialog is up (and the background thread is going). At this point the app either crashes, or deadlocks, or gets into a weird stage where the app does not work at all until all the threads have been killed.
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AngularJS - How to use $routeParams in generating the templateUrl?
Our application has 2-level navigating. We want to use AngularJS $routeProvider to dynamically provide templates to an <ng-view /> . I was thinking of doing something along the lines of this:
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How do I prevent the iPhone screen from dimming or turning off while my application is running?
I'm working on an app that requires no user input, but I don't want the iPhone to enter the power saving mode.
5 Answers
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Differences between Intent and PendingIntent
...ge from one component to another component either inside or outside of the application. Intents can communicate messages among any of the three core components of an application -- Activities, Services, and BroadcastReceivers.
The intent itself, an Intent object, is a passive data structure. It hol...
Creating and playing a sound in swift
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Here's a bit of code I've got added to FlappySwift that works:
import SpriteKit
import AVFoundation
class GameScene: SKScene {
// Grab the path, make sure to add it to your project!
var coinSound = NSURL(fileURLWithPath: Bundle.main.path(forResource: "coi...
Android Log.v(), Log.d(), Log.i(), Log.w(), Log.e() - When to use each one?
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Let's go in reverse order:
Log.e: This is for when bad stuff happens. Use this tag in places like inside a catch statement. You know that an error has occurred and therefore you're logging an error.
Log.w: Use this when you suspect something shady is going on. You may not be completely ...
Xcode gave strange newsstand-error when trying to submit an app
finaly everything works fine and I want to submit my first app the the Appstore. But when I click submit in Xcode 4.1 I get this strange error message:
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蓝牙通信接收的信息出现乱码？ - App应用开发 - 清泛IT社区，为创新赋能！
ESP32发送的是英文字符和数字,编译的蓝牙APP接收的是乱码
请问怎么解决以上问题?我们已经解决过类似问题，有一篇深入的乱码的原理及解决思路的文章：https://www.fun123.cn/reference/iot/bluetooth_codec.html
这里仅提供一下思路：
1、...
BLE &APP交互学习教程01——下发指令 - 创客硬件开发 - 清泛IT社区，为创新赋能！
BLE模块性价比高，无需配对就可以连接使用，从本节开始，我们着重来学习使用BLE控制和显示。
1.界面设计
2.逻辑设计
3.APP工程
4.下位机工程
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如何更改启动屏幕 - App应用开发 - 清泛IT社区，为创新赋能！
...这个新建的login是在screen1后面，如何调换它们的位置，让APP启动时，先从login启动？无法指定启动的屏幕，默认就是特定的Screen1。两种思路：
1、使用“复制屏幕”功能将Screen1复制一份为主屏幕，原来的Screen1改为登录页。
2、S...