开源旅游自助系统:Android APP与Web管理全解析

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资源摘要信息:"旅游自助系统是一套开源项目,提供了完整的源代码和数据库以及配套文档。该系统分为两个部分,Android APP和Web管理系统,主要使用Java语言开发。虽然该项目功能较为简单,主要用于课程设计,但它可以作为一个良好的学习参考。 在软件开发设计方面,系统涵盖了多种编程语言的知识,包括PHP、QT、C++、Java、Python、Web技术、C#等。这些语言在应用软件开发、系统软件开发、移动应用开发、网站开发等领域都有广泛的应用。 在硬件与设备方面,系统设计和开发可能涉及到单片机、EDA工具、Proteus仿真软件、RTOS实时操作系统以及各种计算机硬件、服务器、网络设备、存储设备和移动设备等。了解这些硬件和设备对于软件的开发和优化至关重要。 操作系统方面,开源项目支持多种操作系统,包括但不限于Linux、iOS、树莓派、安卓开发、微机操作系统、网络操作系统以及分布式操作系统等。此外,还包括了嵌入式操作系统和智能操作系统的相关资料。 在网络与通信领域,系统开发需要涉及到数据传输、信号处理、网络协议以及相关的网络与通信硬件和网络安全知识。网络与通信是计算机科学和电子工程的重要组成部分,它对于保证系统稳定运行和数据安全至关重要。 最后,在云计算与大数据方面,系统开发过程中可能会涉及到大数据分析、人工智能、机器学习等前沿技术。云计算是一种通过互联网提供计算资源和服务的模式,它能够实现资源的动态分配和扩展,为各种应用程序提供支持。 综上所述,旅游自助系统的开发涉及到多个领域和知识点,包括但不限于编程语言、硬件设备、操作系统、网络通信、云计算和大数据等。这些知识点对于软件开发人员来说都是非常重要的基础知识,对于理解整个系统的设计、开发和维护过程有着不可替代的作用。"

E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.hjschoolhelper210301201_1, PID: 2778 java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.hjschoolhelper210301201_1/com.example.hjschoolhelper210301201_1.LoginMainActivity}: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3645) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3782) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:101) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2307) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loopOnce(Looper.java:201) at android.os.Looper.loop(Looper.java:288) at android.app.ActivityThread.main(ActivityThread.java:7872) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:936) Caused by: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. at androidx.appcompat.app.AppCompatDelegateImpl.createSubDecor(AppCompatDelegateImpl.java:846) at androidx.appcompat.app.AppCompatDelegateImpl.ensureSubDecor(AppCompatDelegateImpl.java:809) at androidx.appcompat.app.AppCompatDelegateImpl.setContentView(AppCompatDelegateImpl.java:696) at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:195) at com.example.hjschoolhelper210301201_1.LoginMainActivity.onCreate(LoginMainActivity.java:26) at android.app.Activity.performCreate(Activity.java:8305) at android.app.Activity.performCreate(Activity.java:8284) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1417) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3626) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3782)  at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:101)  at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)  at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2307)  at android.os.Handler.dispatchMessage(Handler.java:106)  at android.os.Looper.loopOnce(Looper.java:201)  at android.os.Looper.loop(Looper.java:288)  at android.app.ActivityThread.main(ActivityThread.java:7872)  at java.lang.reflect.Method.invoke(Native Method)  at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548)  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:936) 

2023-05-23 上传

这是什么问题FATAL EXCEPTION: main Process: com.example.lightcontrol_app2, PID: 4533 java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.lightcontrol_app2/com.example.lightcontrol_app2.ui.control.activity.EditingSingleLampActivity}: java.lang.RuntimeException: setOnItemClickListener cannot be used with a spinner. at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2668) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2729) at android.app.ActivityThread.-wrap12(ActivityThread.java) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1480) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6176) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:893) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:783) Caused by: java.lang.RuntimeException: setOnItemClickListener cannot be used with a spinner. at android.widget.Spinner.setOnItemClickListener(Spinner.java:571) at com.example.lightcontrol_app2.ui.control.activity.EditingSingleLampActivity.init(EditingSingleLampActivity.java:111) at com.example.lightcontrol_app2.ui.control.activity.EditingSingleLampActivity.onCreate(EditingSingleLampActivity.java:65) at android.app.Activity.performCreate(Activity.java:6692) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1118) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2621) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2729) at android.app.ActivityThread.-wrap12(ActivityThread.java) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1480) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6176) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:893) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:783)

2023-06-11 上传

E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.photodiary, PID: 14460 android.content.ActivityNotFoundException: Unable to find explicit activity class {com.example.photodiary/com.example.photodiary.CameraX}; have you declared this activity in your AndroidManifest.xml? at android.app.Instrumentation.checkStartActivityResult(Instrumentation.java:2049) at android.app.Instrumentation.execStartActivity(Instrumentation.java:1709) at android.app.Activity.startActivityForResult(Activity.java:5192) at androidx.activity.ComponentActivity.startActivityForResult(ComponentActivity.java:597) at android.app.Activity.startActivityForResult(Activity.java:5150) at androidx.activity.ComponentActivity.startActivityForResult(ComponentActivity.java:583) at android.app.Activity.startActivity(Activity.java:5521) at android.app.Activity.startActivity(Activity.java:5489) at com.example.photodiary.Diary$1.onClick(Diary.java:37) at android.view.View.performClick(View.java:7125) at com.google.android.material.button.MaterialButton.performClick(MaterialButton.java:1131) at android.view.View.performClickInternal(View.java:7102) at android.view.View.access$3500(View.java:801) at android.view.View$PerformClick.run(View.java:27336) at android.os.Handler.handleCallback(Handler.java:883) at android.os.Handler.dispatchMessage(Handler.java:100) at android.os.Looper.loop(Looper.java:214) at android.app.ActivityThread.main(ActivityThread.java:7356) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)

2023-05-25 上传

出现以下报错的原因,改怎么解决,修改哪里2023-06-06 22:04:47.620 3151-3151/com.example.notepad E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.notepad, PID: 3151 java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.notepad/com.example.notepad.MainActivity}: android.view.InflateException: Binary XML file line #32: addView(View, LayoutParams) is not supported in AdapterView at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2954) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3089) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1819) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:193) at android.app.ActivityThread.main(ActivityThread.java:6737) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:860) Caused by: android.view.InflateException: Binary XML file line #32: addView(View, LayoutParams) is not supported in AdapterView Caused by: java.lang.UnsupportedOperationException: addView(View, LayoutParams) is not supported in AdapterView at android.widget.AdapterView.addView(AdapterView.java:503) at android.view.LayoutInflater.rInflate(LayoutInflater.java:867) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:824) at android.view.LayoutInflater.rInflate(LayoutInflater.java:866) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:824) at android.view.LayoutInflater.inflate(LayoutInflater.java:515) at android.view.LayoutInflater.inflate(LayoutInflater.java:423) at android.view.LayoutInflater.inflate(LayoutInflater.java:374) at com.android.internal.policy.PhoneWindow.setContentView(PhoneWindow.java:420) at android.app.Activity.setContentView(Activity.java:2772) at com.example.notepad.MainActivity.onCreate(MainActivity.java:30) at android.app.Activity.performCreate(Activity.java:7144) at android.app.Activity.performCreate(Activity.java:7135) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1271) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2934) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3089) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1819) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:193) at android.app.ActivityThread.main(ActivityThread.java:6737) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:860)

2023-06-07 上传