id tag

1618 questions

1 answers
89 views
0

Squid 5.2 Memory Usage Continues to Increase in AlmaLinux 9.0

I run Squid 5.2 on a system with 8GB of memory in AlmaLinux 9.0.Currently, memory usage is increasing and eventually goes down in one day.We disable cache, expand file descriptors, etc., but it doesn'...

linux squid

2 years ago

1 answers
28 views
0

Obtain results at screen transition destination using RxJava on Android

TITLE As it stands, how does RxJava and RxAndroid get results for patterns that start asynchronous processing with FirstActivity on Android and receive results with transitioned SecondActivity?Is ther...

android

2 years ago

1 answers
38 views
0

Understanding the Meaning of "Broadcast"

The terms Broadcast Intent and Broadcast Receiver appear in Android app development.What does broadcast mean in this case?Please let me know.

android

2 years ago

1 answers
72 views
0

The Android app just clicks on the button and it falls off.

I get this error.What's wrong?java.lang.NullPointerException: Attempt to invoice virtual method 'void android.widget.Button.setOnClickListener(android.view.View$OnClickListener)' on an all object refe...

java android xml

2 years ago

1 answers
81 views
0

I want to use Firebase (FirebaseStorage, Realtimedatabase) to display images on Android.

teratail posts the same question.On Android, we are developing an app that uses Firebase (FirebaseStorage, Realtimedatabase) to display images, text, etc.Text data is kept in the Realtimedatabase and ...

java android firebase android-asynctask

2 years ago

1 answers
30 views
0

If the API is set to 28, it becomes "Cannot resolve symbol 'NotificationCompat' and cannot be built.

After changing the Target version to 28, ERROR: Symbol not found Symbol: Class NotificationCompat Location: Package android.support.v4.appI can no longer build next door.android{US>lintOptions{ checkR...

android java

2 years ago

1 answers
89 views
0

I want to handle sessionid on asp.net with client javascript

In web.config, <system.web> <httpCookies httpOnlyCookies=false/></system.web> even if configured asASP.NET_SessionId is not visible from javascript.How can I see it?By the way, on th...

javascript asp.net cookie sessionid

2 years ago

1 answers
81 views
0

I don't know how to turn off auto-exposure and auto-focus.

Currently, I am researching visible light (Li-Fi) using camera2 API on Android Studio.However, auto-exposure and auto-focus can get in the way when taking pictures of LEDs and retrieving data.·Automat...

android camera

2 years ago

1 answers
88 views
0

Have you ever received a push notification message on Google's GCM?

We are creating a program that provides PUSH notifications using GCM.There are cases where the Android device is notified of Push, but the notification details are not received.There are no errors fro...

android gcm

2 years ago

1 answers
68 views
0

How do I resolve the error minSdk (API24) > deviceSdk (API21)?

This is about how to connect to the actual machine on Android Studio.MinSdk (API24) > deviceSdk (API21) appears and cannot connect to the actual machine.Solution is with AndroidManifest.xml<uses...

android android-studio

2 years ago

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