我最近遇到了一些崩溃,最近崩溃的频率越来越高,我无法弄清楚如何重现或修复它们.这是最常出现的那个Fatal Exception: java.lang.RuntimeException: Unable to create application com.myapp.MyApplication: android.database.sqlite.SQLiteDiskIOException: disk I/O error (code 1802): , while compiling: PRAGMA journal_modeat android.app.ActivityThread.handleBindApplication(ActivityThread.java:5436)at android.app.Act...
我的托管服务器上有mysql数据库 在简单的Android应用程序上我有反馈表单,在提交时我想将数据插入到服务器上的mysql数据库中. 我试过谷歌,发现以下本地机器的解决方案how do I connect to my hosting server and mysql database without any php code?public void insert(){ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();nameValuePairs.add(new BasicNameValuePair("id",id));nameValuePairs.add(new...
我错过了什么？带有“,”的东西,但我似乎在寻找错误的地方.这是我的代码：private static final String DATABASE_CREATE ="CREATE TABLE if not exists " + SQLITE_TABLE + " (" +KEY_ROWID + " integer PRIMARY KEY autoincrement," +KEY_CURSUS + "," +KEY_ONDERDEEL + "," +KEY_GAME + "," +KEY_TIJD + "," +KEY_WEB + "," +KEY_CHECK + "," +" UNIQUE (" + KEY_ROWID +"));";这是我得到的错误：Caused by: android.database.sq...
我在SO中检查了其他示例,我搜索了很多,没有什么对我有用.数据库文件为this(建议编辑后). 错误E/Database(274): android.database.sqlite.SQLiteConstraintException: error code 19: constraint failed E/Database(274): at android.database.sqlite.SQLiteStatement.native_execute(Native Method) E/Database(274): at android.database.sqlite.SQLiteStatement.execute(SQLiteStatement.java:55) E/Database(274): at ...
当我打开我的RSS应用程序时,我想检查我的数据库中是否存在一篇文章.如果它存在,我想删除它(或忽略它),如果不在数据库中写入它. 我一直试图这样做：Cursor cursor = ourDatabase.rawQuery("select 1 from "+ DBHelper.DATABASE_TABLE + " where " + DBHelper.TITLE + "='"+ title + "'" + " AND " + DBHelper.DATE + "='" + date + "'",new String[] {});if (cursor.moveToFirst()) {boolean exists = (cursor.getCount() > 0);curs...
我使用ACRA进行错误报告,在过去的30天里,我得到了6个(我有成千上万的用户),崩溃报告与此类似：android.database.sqlite.SQLiteDiskIOException: disk I/O error (code 778) at android.database.sqlite.SQLiteConnection.nativeExecuteForLastInsertedRowId(Native Method) at android.database.sqlite.SQLiteConnection.executeForLastInsertedRowId(SQLiteConnection.java:931) at android.database.sqlite.SQLiteSession.execut...
当我从表中删除记录时如何解决greenDao中的SQLiteFulException？ 这是我的堆栈跟踪：android.database.sqlite.SQLiteFullException: database or disk is full (code 13) at android.database.sqlite.SQLiteConnection.nativeExecute(Native Method) at android.database.sqlite.SQLiteConnection.execute(SQLiteConnection.java:555) at android.database.sqlite.SQLiteSession.endTransactionUnchecked(SQLiteSession.java:437) ...
我有两张桌子专辑和歌曲,每首歌都提到了alum的id. 专辑表：CREATE TABLE albums (id INTEGER PRIMARY KEY ASC, name TEXT, additional TEXT)歌表：CREATE TABLE songs (id INTEGER PRIMARY KEY ASC, album_fk INTEGER NOT NULL, title TEXT, url TEXT, duration BIGINT NOT NULL)我还有一个触发器来检查我删除相册的时间是否有现有的歌曲：CREATE TRIGGER trigger_on_delete BEFORE DELETE ON albums FOR EACH ROW BEGIN SELECT RA...
我在我的模拟器的日志文件中遇到以下错误,我不知道该怎么做,因为谷歌搜索没有任何结果.03-12 12:53:28.782: INFO/Database(688): sqlite returned: error code = 21, msg = misuse detected by source line 95716 03-12 12:53:28.812: ERROR/Database(688): sqlite_config failed error_code = 21. THIS SHOULD NEVER occur.解决方法:我发现#define SQLITE_MISUSE 21 /* Library used incorrectly */在SQLite C/C++ interfa...
编译环境 1、Ubuntu18.04 系统 2、三星500G SSD EVO系列 3、内存8G，cpu 4核，I5(8年老本了凑合着用用) 准备工作 1、下载 git sudo apt-get install git开始遇到的问题，git 下载不了，提示下面的信息 Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved...
我正在将一个现有的linux应用程序移植到android.该应用程序使用共享内存API,如shm_open()等. 检查bionic in android source,我看到不支持这些API.因此我在构建期间遇到链接错误.external/l2/avbtp.c:138: error: undefined reference to 'shm_open' external/l2/avbtp.c:151: error: undefined reference to 'shm_unlink' external/l2/avbtp.c:186: error: undefined reference to 'shm_unlink'如何正确解决这个问题？解决方法:And...
我的android工作室模拟器无法启动.我在Ubuntu 17.10上使用Android Studio 3.0 错误 – 仿真器：进程以退出代码139结束(由信号11中断：SIGSEGV)解决方法:我通过进入我的虚拟设备设置并将“模拟性能”从“自动”更改为“软件”来解决它.
我试图在ubuntu 15.10中构建android源代码,但是我收到了一个错误.现在我希望你的帮助来构建android源代码.including ./tools/external/fat32lib/Android.mk ... Starting build with ninja ninja: Entering directory `.' [ 0% 1/21542] Ensure Jack server is installed and started Jack server already installed in "/home/smile/.jack-server" Server is already running [ 0% 2/21542] Building with Jack: out/target/com...
在Android中,当我们通过JNI调用本机代码时,它是否会破坏Dalvik VM以及在其中运行的Java代码？ 例如,假设我们有这个C方法,我们通过JNI调用它：JNIEXPORT void JNICALL Java_MemoryCorruptor_corruptMemory() {while (1) {char *p = randomAddress();*p = randomChar();} }如果VM只加载.so文件并且本机代码在与VM相同的上下文/地址空间中运行,那么我认为VM可能已损坏. 另一方面,如果VM创建一个子进程来保存.so文件并使用某种形式的IP...
我尝试运行模拟器时弹出以下错误：Emulator: emulator: ERROR: Unknown AVD name [Nexus_5X_API_27], use-list-avds to see valid list. Emulator: Process finished with exit code 1鉴于我刚刚创建了avd,你能帮我理解为什么它找不到它以及如何解决这个问题？ 提前致谢解决方法:无论AVD如何,我都遇到了同样的问题.我太新了,无法理解为什么,但似乎Android Studio在两个位置创建了/.android/avd目录： > /root/.android/avd> /home/...