now the demand is to read and write to the external SD card, but after Android4.4, the external SD card does not have read and write permission, and the only one with read and write permission is the storage sdcard2 Android data PACKAGE_NAME folder, but...
check the device and find that it has been mounted, but the recording is using the default mic,. Is there a way to uninstall the mic? built in to the hardware? Is there any method for or Android to directly set the calling sound card ...
for the first time, using the FFmpeg framework, I compiled the source code on deepin and got the include and so files. Then copy to win10 , and create the project as shown in figure then I added the following code to CMarkLists.txt : -sharp For ...
when I use rawquery to query the database, I get a result the first time. the second time, the data in my database has changed, but I didn t change it in time when I called the rawquery query. what s going on? is there a cache ?...
the requirement is that you want to use the title bar of the webview page instead of Mini Program s title bar. Add navigationStyle: custom to Mini Program s configuration and remove Mini Program s title bar (the capsule button on the right still rema...
Red Rice 6Pro is Android 8.0 AndroidStudio can scan, but the phone is not in device at startup. adb_usb.ini: 0x2d00 ask the gods, where is the problem? ...
I put the app for a period of time, and then choose to upload the file. The temporary credential is obtained by sending the request immediately. After testing, the generated credential can be uploaded in other languages, but Android is not available. Th...
I want to implement things like the Android status bar and the filter list: the current Wi-Fi signal status icon is displayed after the link, and the signal strength of the surrounding links is displayed after the scan. this question code mainly refer...
= UPDATE= I am silly. The government has provided the corresponding API, in CalendarContract.Instances. problem description in Android, the schedule that is inserted repeatedly is inserted using recursive rules. The corresponding rule field in the...
database corruption at line 57430 of [bda77dda96] I download the database package from the server and extract it when I go to query and do SQL operation, I report an error ...
how to make the app boot page adapt to different resolutions of Android phones without losing important information such as text ...
what tools do android and win10 use to transfer files? seems to see that there is an official tool somewhere, but I m not sure. Is there any tool for to recommend? Do not use 360 mobile phone assistant, because it is too slow. ...
problem description look at Android phone files through adb shell and find that the data directory does not have permissions, but android studio, can view data data files. I don t know how to get data data permission the platform version of ...
react-native project needs to be compatible with models with face unlocking like Huawei P20. The touch id API normally used does not work on this machine. Google has searched around but failed to find any face id-related APIs on Android. Have you ever do...
problem description Open two serial ports at the same time in Android environment, one of them receives the instruction and sends the instruction to the other, but the command of the second serial port will block and often return garbled or the two in...
1. For example, the app of andriod can be used in addition to ajax, and webView, both of which have certain loopholes. Js also has other ways to obtain the package name of app. ...
how to write a common part of OpenGL in CPP for cross-platform use by Android and iOS? what is questionable is how to connect OpenGL,iOS through EGL in Android and use EAGL to connect OpenGL, according to different platforms using CPP to encapsulat...
menu main.xml: <?xml version="1.0" encoding="utf-8"?> <menu xmlns:android="http: schemas.android.com apk res android" xmlns:app="http: schemas.android.com apk res-auto"> <item and...
what if you want to match the recording file with the incoming call number ...
there is a code like this package com.pmi.reader.data.battery_info; import android.annotation.TargetApi; import android.bluetooth.BluetoothGattCharacteristic; import android.util.Log; import com.pmi.reader.data.CharacteristicData; import com.pmi.reade...
the ttf font is used in the business, and the cache is set to 30 days in nginx through expires. PC access can see the information read from the cache by (from memory cache). However, if you visit the same page on an Android browser, you will find that t...
1. I have been self-taught django, and then started sending resumes when I worked out a practical project. After two weeks, I finally got an interview. The result is very clear and can be described as instant collapse. I had a little confidence in my sel...
problem description I upgraded Android Studio to 3.2 Gradle using 2.3. compile com.squareup.okhttp3:ok http:3.10.0 is used in many Module,B such as Ameme B in my project. then I compile project ( B ) in An and find that I can t use the comp...
I put the time selector in the bootstrap modal box. as shown in the figure, turning the page has the same effect. There are always 2-3 pieces of data on the right that cannot be displayed . the code is as follows: <div class...
the react project created by create-app-react uses fetch to request the interface of ele.me. Cross-domain settings have been configured in package.json, but the request has no effect "proxy":{ " api":{ "target":&...