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BLE（四）嗅探工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...er固件包（淘宝购买时可选）安装PacketSniffer与驱动（只有win版本）选择bluetooth low energy开始抓包（只可选37、38、39广播信道其中之一，但只有三分之一的概率能捕捉到通信数据包，推测应该是选择信号最好的一个，如：主设备在...
CocoaPods Errors on Project Build
I'm unable to build a project that uses CocoaPods. I get the following errors:
30 Answers
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Import a module from a relative path
..._file__ !!!
# __file__ fails if the script is called in different ways on Windows.
# __file__ fails if someone does os.chdir() before.
# sys.argv[0] also fails, because it doesn't not always contains the path.
As a bonus, this approach does let you force Python to use your module instead of the...
The 'json' native gem requires installed build tools
I have ruby 1.9.2p180 (2011-02-18) [i386-mingw32] installed on my windows 7 machine. Now I tried to install the JSON gem using the command, "gem install json" and got the following error.
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How can I create a temp file with a specific extension with .NET?
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@Pax: you have more chnace of winning the lottery 1000 times in a row than generating two idebtical guids. That's unique enough I guess...
– Mitch Wheat
Feb 24 '09 at 12:41
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What is the Windows equivalent of the diff command?
...n Unix, the simple diff tells me which row and column, the comp command in windows works if I have something like "abd" and "abc". Not otherwise. Any ideas what I can use for this?
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Batch file to copy files from one folder to another folder
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xcopy.exe is definitely your friend here.
It's built into Windows, so its cost is nothing.
Just xcopy /s c:\source d:\target
You'd probably want to tweak a few things; some of the options we also add include these:
/s/e - recursive copy, including copying empty directories.
/v -...
Action bar navigation modes are deprecated in Android L
...youts. While an action bar is traditionally part of an
Activity's opaque window decor controlled by the framework, a Toolbar
may be placed at any arbitrary level of nesting within a view
hierarchy.
A Toolbar widget can also be used to replace the action bar:
An application may choose to ...
The application was unable to start correctly (0xc000007b)
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based on the Windows Error Codes (google.de/…), this Error Code means: 0xC000007B STATUS_INVALID_IMAGE_FORMAT.
– mox
May 8 '12 at 5:43
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How to uninstall a Windows Service when there is no executable for it left on the system?
How do I uninstall a Windows Service when there is no executable for it left on the system? I can not run installutil -u since there is not executable left on the system. I can still see an entry for the service in the Services console.
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