大约有 9,000 项符合查询结果(耗时:0.0356秒) [XML]

https://bbs.tsingfun.com/thread-2159-1-1.html 

BLE 蓝牙APP 接收不到来自蓝牙模块讯息 - App应用开发 - 清泛IT社区,为创新赋能!

...tor  现在APP可以向模块发数据,但模块发给手机APP讯息却没有收到。想请教一下这个怎么做才能让APP收到模块消息。 如果你是使用BLE拓展通信话,连接硬件成功后,用Registerxxxx相关方法就能监听硬件发送过...
https://bbs.tsingfun.com/thread-2229-1-1.html 

无法打包成apk - App应用开发 - 清泛IT社区,为创新赋能!

...出现服务器故障,无法保存文件,请稍候重试 程序写比较大,几乎没有图片,500k稍微多点,新建立一个只有几个元件小项目,可以顺利打包,怀疑时程序过大导致,头疼,谁可以帮忙? 程序写到大半时候,可以...
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带滑块动态调整布局问题 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!

绿色是滑块,左边橙色按钮,右边橙色图片,按一个按钮,显示一个图片 --- 动态分割布局目前原生没有,我研究一下能否实现晚些回复你哈。 没找到能符合要求拓展,动态分割布局。可能需要自己实现,拖动中间...
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App Inventor 2 怎么修改app图标? · App Inventor 2 中文网

... 返回首页 设置图标 在默认屏幕Screen1属性“图标”中修改,如图: 点击?,可以查看属性帮助,“更多信息”可跳转中文文档页面: 镂空效果 可以使用透明背景png图片作为图标...
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2025年8月9日签到记录贴 - 签到区 - 清泛IT社区,为创新赋能!

本贴是论坛每日签到系统在每天第一位签到者签到时所自动生成,如果您还未签到,请点此进行签到操作. 我在 2025-08-09 08:19 完成签到,是今天第一个签到用户,获得随机奖励 小红花 10,另外我还额外获得了 小红花 10.我今天...
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Get current directory name (without full path) in a Bash script

... to dirname, because dirname has functionality that ${PWD##*/} does not -- transforming a string with no slashes to ., for instance. Thus, while using dirname as an external tool has performance overhead, it also has functionality that helps to compensate for same. – Charles Du...
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How can I remove the first line of a text file using bash/sed script?

... I get error: unterminated transform source string – Daniel Kobe Dec 1 '15 at 4:16 10 ...
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How do I read the contents of a Node.js stream into a string variable?

... I'm using usually this simple function to transform a stream into a string: function streamToString(stream, cb) { const chunks = []; stream.on('data', (chunk) => { chunks.push(chunk.toString()); }); stream.on('end', () => { cb(chunks.join(''));...
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Regex replace uppercase with lowercase letters

... super. very useful. Could you please point to some resource that lists transformations like '\L' ? – Codious-JR Apr 3 '16 at 10:49 18 ...
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Where is Java's Array indexOf?

...t for java 1.6: download.oracle.com/javase/6/docs/api/java/util/… asList transforms the list of arguments into a list not the argument itself. – Alexandru Jun 28 '11 at 12:13 ...