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What does addChildViewController actually do?
...2011 videos and Mr. View Controller, Bruce D. Nilo, said this:
viewWillAppear:, viewDidAppear:, etc have nothing to do with addChildViewController:. All that addChildViewController: does is to say "This view controller is a child of that one" and it has nothing to do with view appearance. When t...
Angular - ui-router get previous state
... my solution (based of stu.salsbury's anwser) here.
Add this code to your app's abstract template so it runs on every page.
$rootScope.previousState;
$rootScope.currentState;
$rootScope.$on('$stateChangeSuccess', function(ev, to, toParams, from, fromParams) {
$rootScope.previousState = from.na...
How to automate createsuperuser on django?
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how is createsuperuser2 mapped to this class, function
– Srinath Ganesh
Jun 26 '18 at 3:19
2
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How to properly exit a C# application?
I have a published application in C#. The problem here is whenever I close the main form by clicking on the red exit button, it closes the form but it doesn't close the application. I found this out when I tried shutting down the computer, hopeful that the application I made was running smoothly the...
Duplicate ID, tag null, or parent id with another fragment for com.google.android.gms.maps.MapFragme
I have an application with three tabs.
23 Answers
23
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AI2 Keep Awake
... Motivation For some projects it is necessary to prevent the associated app from being deactivated by the operating system. A typical example would be that sensor data should be sent regularly to an MQTT broker. With version 6.0 ( Marshmallow), Android introduced Doze mode to optimize battery ...
Can an Android NFC phone act as an NFC tag?
...ment might require the hardware vendor or some other person to verify your app / give it permissions to access the secure element. It's not as simple as creating a regular NFC android app.
More details here:
http://www.mail-archive.com/android-developers@googlegroups.com/msg152222.html
A real qu...
App Inventor 2连接模拟器一直失败的问题 - App Inventor 2 中文网 - 清泛I...
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4、放弃使用aiStarter，使用商业模拟器，具体参考：《App Inventor 2 连接调试器的几种方式的比较》。
App Inventor2 如何在screen2保留变量？ - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...，能否重新点击执行不同的程序?
求解问题1请参考：《App Inventor在不同的屏幕之间传递变量》
问题2可以点击第一次设置变量为一个值（比如1），然后再次点击时判断这个值是不是1，则执行其他动作。
有两个变量，第一种...
答题类APP - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
在答题APP的编程中，我设置了全局变量“点击次数”，每点击一次按钮变量便会加一，第二题时再判断点击次数是否为一，但如果点了按钮，直接两题的效果全部执行了。我思考了一下，觉得是点击一次按钮...