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Android requires compiler compliance level 5.0 or 6.0. Found '1.7' instead. Please use Android Tools
... eclipse IDE).
As helios said, you must set project compatibility to Java 5.0 or Java 6.0.
To do that, 2 options:
Right-click on your project and select "Android Tools -> Fix
Project Properties" (if this din't work, try second option)
Right-click on your project and select "Properties -> ...
Remove shadow below actionbar
...ull</item>
</style>
UPDATE:
As @Quinny898 stated, on Android 5.0 this has changed, you have to call setElevation(0) on your action bar. Note that if you're using the support library you must call it to that like so:
getSupportActionBar().setElevation(0);
...
AI 一句话生成 App：ai2-app 技能，直接编译安卓鸿蒙 - App Inventor 2 中文网
...链接。试试这样说 查技术方案动手前先问清楚经典蓝牙还是低功耗、TinyDB 还是 SQLite、多屏幕还是单屏多面板？它对照 300 多个组件的真实接口和常见坑给建议，列出关键积木思路，不编造不存在的积木。试试这样说 竞...
micro:bit 实验08 - 摇一摇与倾斜检测 · App Inventor 2 中文网
...计，无需外接
固件：MakeCode 里加 Bluetooth 扩展 + 蓝牙加速度计服务，打开 No Pairing Required。
坐标系：正面朝上平放时，X 轴指向右（B 键方向），Y 轴指向上（USB 口反方向），
Z 轴垂直板面向下。单位是毫重力加速度（...
UDP 实验 - 两台手机在局域网里互发消息 · App Inventor 2 中文网
...
相关文档
UrsAI2UDP 拓展参考
低功耗蓝牙 BLE / 经典蓝牙 SPP：不走 WiFi 的另外两条路
您的改进建议 联系方式： 不需要回复的可留空~ 意见反馈（300字以内）： ...
App Inventor 2 拓展参考文档 · App Inventor 2 中文网
...建TCP服务器
【UDP】 UrsAI2UDP 拓展 - UDP广播通信协议
【蓝牙】BlueToothLE 拓展：低功耗蓝牙(BLE) Iot 专题
【WIFI】TaifunWiFi 拓展：手机WiFi连接管理
【FTP】App Inventor 2 FTP 上传下载全方案总结
【MD5、密码安全】Encrypt.Security 安全...
iOS5 Storyboard error: Storyboards are unavailable on iOS 4.3 and prior
... decided to try it out to see if it runs on iOS 4.3. I clicked on the gray 5.0 in the project settings and selected 4.3.
18...
手机当上位机：用二进制协议和设备收发数据 · App Inventor 2 中文网
...成数字；
Socket客户端：通过 Wi-Fi 以 TCP 方式收发字节（蓝牙、WebSocket、MQTT 的写法见二进制数据专题）。
没有硬件也没关系：本文附一个 Python 脚本，在电脑上扮演设备。它会回复命令，还会故意把一帧拆成两半发、把两帧...
How to set Java environment path in Ubuntu
...port JAVA_HOME=<path-to-java>. If your path is set to /usr/java/jdk1.5.0_07/bin/java, set it as follows:
export JAVA_HOME=/usr/java/jdk1.5.0_07/bin/java
Set PATH as follows:
export PATH=$PATH:/usr/java/jdk1.5.0_07/bin
Feel free to replace /usr/java/jdk1.5.0_07 as per your setup. Save and...
Detect iPad users using jQuery?
...are these user agent strings from iOS devices:
# iOS Safari
iPad: Mozilla/5.0 (iPad; CPU OS 5_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B176 Safari/7534.48.3
iPhone: Mozilla/5.0 (iPhone; CPU iPhone OS 5_0 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Versio...