大约有 1,000 项符合查询结果(耗时:0.0081秒) [XML]

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Attempt to invoke virtual method 'boolean android.graphics.Bitmap.comp...

...)' on a null object reference 原因:调用 TaifunImage 时给定的图片路径为空导致的。 解决:指定有效的图片路径,或者拍照返回的图片路径,或者图像选择器选中的路径。
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App Inventor 2 中文网 · 升级日志

.../22 全新 AI伴侣版本由 v2.66 升级到最新的 v2.67(MIT最新版),AI相关组件必须使用 v2.67 版本才能正常测试。 优化 为了提升用户体验,避免过多占用编译服务器资源,编译相关操作增加冷却时间。 230809 ...
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Error 1103: Unable to complete the given request with the text - App I...

...seproxy=true" with the specified URL: http:// rendezvous.appinventor.mit .edu/rendezvous/ 原因:AI2 伴侣无法接入互联网导致请求失败。可能网络权限没开,可能手机安全软件把它网络限制了。可以尝试设置中开启网络权限,安全软件权限放...
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BLE UUID是对的但连接闪退:java.lang.IllegalArgumentException: UUID str...

..., 下面是报错日志 java.lang.ExceptionInInitializerError at edu.mit.appinventor.ble.BluetoothLEint$BLEReadOperation.subscribe(BluetoothLEint.java:357) at edu.mit.appinventor.ble.BluetoothLEint$BLEReadOperation.run(BluetoothLEint.java:325) at android.os.Handler.handleCallback(Handler.j...
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micro:bit 连接报错 - 创客硬件开发 - 清泛IT社区,为创新赋能!

...且报错了。 运行故障 java.lang.ExceptionInInitializerError at edu.mit.appinventor.ble.BluetoothLEint$BLEReadOperation.subscribeBluetoothLEint.java:357) at edu.mit.appinventor.ble.BluetoothLEintSBLEReadOperation.run(BluetoothLEint.java:325) at android.os.Handler.handleCallback(Handler.java:...
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关于我们 · App Inventor 2 中文网,少儿编程陪伴者

... AI伴侣:v2.69   MIT官方:v2.69 发布日志 首页 VIP会员中心 中文社区 ...
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VIP会员中心 · App Inventor 2 中文网,少儿编程陪伴者

... AI伴侣:v2.69   MIT官方:v2.69 发布日志 首页 VIP会员中心 中文社区 ...
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What are some resources for getting started in operating system development? [closed]

...o if you really want to do it all yourself instead of just picking up a primitive system someone else has already laid out for you. For example, contact Intel and ask them for a CPU card for your type of CPU! This will lay it out for you - the "pin-outs", interrupts, opcodes, you name it! Remember ...
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中文网(自研/维护)拓展 · App Inventor 2 中文网

...cation(title,subtitle,bigPicture,largeIcon,startValue,id) 创建带有大图片的通知,此外还可以添加标题、副标题和大图标。 CancelAllNotification() 取消所有通知。 CancelMusicNotification() 删除 MediaStyle 通知。 CancelNotification(id) 取消指定...
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How to delete a file from SD card?

...t work on Android 4.4+. See my answer below. – stevo.mit May 20 '14 at 13:44 I don't understand how did this work for ...