大约有 1,000 项符合查询结果(耗时:0.0078秒) [XML]

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AppInventor2如何通过socket给网络发16进制的数据? - App Inventor 2 中文...

...牙组件的有写字节功能,TCP网络组件没有。答:发送文本消息时,hexaStringMode 问:app inventor的给网络发16进制指令的方法,可以赐教吗?软件只能发ASCLL码?没办法收发HEX,蓝牙组件的有写字节功能,TCP网络组件没有。 答: ...
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MIT已发布v2.76版本:支持iOS编译,苹果版App终于来了,中文网已完成升级!...

...-----MIT----------------------- v2.76新功能: 实现通知器日志消息的控制台 UI 添加弹出窗口,用于显示 UI 主题的更改位置,但在启动时不显示主题选择器 实现权限注册表,以便更好地处理 SDK 的最小/最大权限 添加 SimpleChatbot 应...
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mqtt协议一般最大支持订阅几个主题? - 创客硬件开发 - 清泛IT社区,为创新赋能!

... 每个订阅的主题过滤器都需要被存储和管理。CPU: 当有消息发布时,Broker需要将消息的主题与所有订阅的主题过滤器进行匹配。订阅数量巨大时,匹配算法效率(通常是Trie树)和CPU性能就变得至关重要。 最佳实践与建议使用...
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急求技术支持,不知如何将WxBit版APP Inventor的MQTT客户端转化为App Inven...

...。 手机APP代码块描述:设置了当手机MQTT客户端收到消息后将消息内容显示在APP的界面上。 手机APP代码块描述:设置了按钮事件,当开锁按钮被点击后就通过主题发送数字1,反之发送数字0。 12.EasyIOT服务器端设置:...
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HTML5 canvas ctx.fillText won't do line breaks?

..."left"; for (var li in lines) { var totallen = 0; var xx, usp; for (wo in lines[li].Words) totallen += lines[li].Words[wo].l; if (hAlign == "center") { usp = sp; xx = x + w / 2 - (totallen + sp * (lines[li].Words.length - 1)) / 2; ...
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HTTP status code 0 - Error Domain=NSURLErrorDomain?

... The Response was Empty. Most of the case the codes will stats with 1xx, 2xx, 3xx, 4xx, 5xx. List of HTTP status codes share | improve this answer | follow ...
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How to improve Netbeans performance?

...ew settings and now Netbeans is alright! I add: Dsun.java2d.d3d=false -J-XX:+UseConcMarkSweepGC -J-XX:+CMSClassUnloadingEnabled -J-XX:+CMSPermGenSweepingEnabled. It depends. SSD is good, big RAM too, but that is not all for performance of IDE. I think, that default settings is bad for bigger proj...
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Batch files - number of command line arguments

...t getargc_v0=%1 set /a "%getargc_v0% = 0" :getargc_l0 if not x%2x==xx ( shift set /a "%getargc_v0% = %getargc_v0% + 1" goto :getargc_l0 ) set getargc_v0= goto :eof It basically iterates once over the list (which is local to the function so the shifts won...
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xtreme toolkit pro——CXTPReportControl控件教程 - C/C++ - 清泛网 - 专注C/C++及内核技术

...焦点改变事件: (1)在报表所在对话框的头文件中添加消息映射函数: afx_msg void OnReportFocusChanging(NMHDR* pNMHDR, LRESULT* result); (2)在报表所在对话框的源文件中将消息映射函数和报表控件联系起来,即在BEGIN_MESSAGE_MAP和END_MESS...
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java.lang.OutOfMemoryError: GC overhead limit exceeded [duplicate]

... @takrl: The default setting for this option is: java -XX:+UseConcMarkSweepGC which means, this option is not active by default. So when you say you used the option "+XX:UseConcMarkSweepGC" I assume you were using this syntax: java -XX:+UseConcMarkSweepGC which means you w...