大约有 3,000 项符合查询结果(耗时:0.0379秒) [XML]

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How do I execute a command and get the output of the command within C++ using POSIX?

...locking reads. fd_set readfds; struct timeval timeout; timeout.tv_sec = 0; /* Seconds */ timeout.tv_usec = 1000; /* Microseconds */ FD_ZERO(&readfds); FD_SET(childToParent[READ_FD], &readfds); switch (select (1 + childToParent[READ_FD], &readfds, (fd_set*)NULL, (fd_set*...
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How to concatenate two MP4 files using FFmpeg?

... FILES For .mp4 files (which I obtained from DailyMotion.com: a 50 minute tv episode, downloadable only in three parts, as three .mp4 video files) the following was an effective solution for Windows 7, and does NOT involve re-encoding the files. I renamed the files (as file1.mp4, file2.mp4, file3....
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What are the differences between django-tastypie and djangorestframework? [closed]

...on.eu 2011 site is now dead, but I've linked directly to the video on blip.tv. – Tom Christie Oct 9 '12 at 13:44 ...
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How do I fix blurry text in my HTML5 canvas?

...hat here: stackoverflow.com/questions/22483296/… – TV's Frank Mar 19 '14 at 8:19  |  show 6 more comments ...
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How to detect iPhone 5 (widescreen devices)?

...l { return UIDevice.current.userInterfaceIdiom == .carPlay } class var tv:Bool { return UIDevice.current.userInterfaceIdiom == .tv } class var typeIsLike:DisplayType { if phone && maxLength < 568 { return .iphone4 } else if phone && maxL...
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Logstash实践: 分布式系统的日志监控 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...集者。负责监控本地日志文件的变化,及时把日志文件的最新内容收集起来,输出到Redis暂存。 Indexer:日志存储者。负责从Redis接收日志,写入到本地文件。 Broker:日志Hub,用来连接多个Shipper和多个Indexer。 无论是Shipper还...
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iOS开发调试技巧总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术

iOS开发调试技巧总结对于软件开发而言,调试是必须学会的技能,重要性不言而喻。对于调试的技能,基本上是可以迁移的,也就是说你以前在其他平台上掌握的很多调...对于软件开发而言,调试是必须学会的技能,重要性不言...
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MQTT与TCP的区别 - 创客硬件开发 - 清泛IT社区,为创新赋能!

...上万个客户端;每次消息传输的数据量不大;协议客户端软件要能在CPU和存储等计算资源都很有限的单片机、单板机、RTU等上运行;并能方便的实现移植到不同的硬件上;带宽低,通信流量费用高昂;需要最大限度地减少传输消...
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App Inventor 2能编译出苹果iOSApp吗? - App Inventor 2 中文网 - 清泛...

App Inventor 2能编译出苹果iOSApp吗?app_inventor_2_ios_app如题,首先可以明确地说目前并不支持,只支持iOSAI伴侣进行测试,但是AI伴侣的本更新一直都是落后于安卓的,导致测试时会有一些不兼容或一些奇怪的问题,体验不...
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Further understanding setRetainInstance(true)

... of the container view. This strongly implies that if you do setContentView(R.layout.whatever) in Activity.onCreated() and that layout contains a fragment with setRetainInstance(true), then when the activity is recreated it will be searched for again using its id or tag. Secondly, for UI-less ...