id tag

1618 questions


1 answers
33 views
0
Indicate Android registration time

1.In the case of Facebook, when I post a post, it shows how many hours ago I registered, and I want to implement it like this.Does this mean that when the stored time is loaded, we have to create a fu...

2 years ago

1 answers
32 views
0
Shut down your Android phone programatically

Can I shut down my Android phone on the program?Second question: How do we programatically lock and unlock Android screens?I tried the following code, but it didn't work.KeyguardManager keyguardManage...

2 years ago

1 answers
24 views
0
Android Studio Value Callback

ValueCallback. I don't know what this means.cryingJust give me an easy explanationonCreateWindow(WebView view, boolean dialog, boolean userGesture, Message resultMsg)This too

2 years ago

1 answers
33 views
0
How to write logs to a text file on Android

I'm writing a log in txt log. Files, the following method is don't have any contents can be created. By default, reading a written prior to the Data in the following : I'd like to write them all to do...

2 years ago

1 answers
46 views
0
Android Button on ClickLinstener

We have created 25 buttons dynamically as follows:Now, I want to attach an on-click listener to each button, but I want to get rowCounter and columnCounter as a factor.I don't know where to access the...

2 years ago

1 answers
142 views
0
Why do I have to press the button one more time?

<?xml version=1.0 encoding=utf-8?><LinearLayout xmlns:android=http://schemas.android.com/apk/res/android xmlns:tools=http://schemas.android.com/tools android:layout_width=match_parent android...


1 answers
28 views
0
I have a question about the password activity of the Android number key.

Hello.I have a question because there is a blockage during Android development.You want to implement the following screen: However, I was at a loss as to how to implement it effectively.If anyone has ...

2 years ago

1 answers
108 views
0
Android Configuration Page Header

https://developer.android.com/guide/topics/ui/settings.htmlYou want to view this page and use a header file over the fragment.In the header file creation sector, <?xml version=1.0 encoding=utf-8?&g...

2 years ago

1 answers
95 views
0
Your content MUST have a ListView whose id attribute is 'android.R.id.list'

First of all, the contents of the XML file are as follows.<?xml version=1.0 encoding=utf-8?><ListView xmlns:android=http://schemas.android.com/apk/res/android android:layout_width=match_paren...


1 answers
32 views
0
Android Native

Hi, everyone.I finally took the first step in NDK programming after searching the Internet.You can now take a picture of the HelloJNI phrase. But I don't know how to use open source in C++. Should I s...

2 years ago
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