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各位大佬，用蓝牙ble的WriteBytes模块发送到单片机能进中断但是没数据，是什么原因 函数用法没有问题，数据应该是发送到了蓝牙设备，至于为什么没数据，需要自行打印内容进行一步步排查。建议提供更详细的描述信息以及...

Q：为什么我接收到的字符串数据都带括号啊您知道怎么去除吗？奇怪的是我用调试软件接收到的也不带括号。 [hide]A：首先，如果文本输入出来多出了 中括号 [ 或 小括号 ( ，就考虑它不是文本类型，而是列表，尤其是列表...

...需要先在手机系统设置先打开蓝牙，然后启动app才能搜索到设备，请问大家这个怎么解决，怎么才能启动app同时打开蓝牙权限并搜索到设备？

I need to send a pdf with mail, is it possible? 14 Answers 14 ...

...want to use them for not only source code but to include corporate scanned PDFs. They aren't huge but certainly it can be bigger than source code. I have no desire for MP3s audio files but being able to exchange files with my accountant and track progress in issues that are beyond code in something ...

...stand, but fast... read http://www.cs.utexas.edu/users/EWD/ewd07xx/EWD796a.PDF if you want something a bit more challenging to code. share | improve this answer | follow ...

...视图增量刷新机制定时将数据库A上的某个表的数据同步到另一个数据库B上。我们常用的最简单的实现步骤是这样。首先在数...我们采用Oracle的物化视图增量刷新机制定时将数据库A上的某个表的数据同步到另一个数据库B上。 我...

...ply If you want to know default key strokes in Intellij Idea, check this pdf provided by Jetbrains [Updated Link] https://resources.jetbrains.com/storage/products/intellij-idea/docs/IntelliJIDEA_ReferenceCard.pdf share ...

... I used this until I needed application/pdf mime type. Unfortunately, this class does not have a constant for pdf :( – Dmitriy Popov Mar 26 at 11:53 ...