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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！
文章源自：https://www.gandalf.site/2018/11/ble_26.html
商业级的Ellisys BEX400侦听工具最为符合对BLE流量捕获及分析的要求，然而售价过于昂贵；
其次，作为开源硬件且配有混杂模式追踪的“超牙”设备——Ubertooth One拥有二次开发和嗅...
How to get Erlang's release version number from a shell?
...
erl -eval 'erlang:display(erlang:system_info(otp_release)), halt().' -noshell
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Saving enum from select in Rails 4.1
...:
f.input :color, :as => :select, :collection => Wine.colors.keys.to_a
Which generated the following HTML:
<select id="wine_color" name="wine[color]">
<option value=""></option>
<option value="red">red</option>
<option value="white">white</option...
VBA - how to conditionally skip a for loop iteration
... that you are able not use the GoTo.
If 6 - ((Int_height(Int_Column - 1) - 1) + Int_direction(e, 1)) = 7 Or (Int_Column - 1) + Int_direction(e, 0) = -1 Or (Int_Column - 1) + Int_direction(e, 0) = 7 Then
Else
If Grid((Int_Column - 1) + Int...
Nokogiri installation fails -libxml2 is missing
...c OS X (Mavericks), installing the libraries with brew and setting NOKOGIRI_USE_SYSTEM_LIBRARIES=1 before installing the gem did the trick for me.
Summarising:
If previously installed, uninstall the gem:
gem uninstall nokogiri
Use Homebrew to install libxml2, libxslt and libiconv:
brew ins...
Add an element to an array in Swift
...e latter syntax to avoid confusing myself.
– original_username
Jul 7 '14 at 5:56
11
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How to find encoding of a file via script on Linux?
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To convert encoding from 8859 to ASCII:
iconv -f ISO_8859-1 -t ASCII filename.txt
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How to update npm
...get autoremove
sudo apt-get clean
curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
sudo apt-get install nodejs
Then :
curl https://raw.githubusercontent.com/creationix/nvm/v0.33.2/install.sh | sh
After this, open a new terminal and check the npm version:
npm --version
EDIT / UP...
JSON Stringify changes time of date because of UTC
...means that the time is indeed in UTC.
See http://en.wikipedia.org/wiki/ISO_8601 for details.
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How to pass arguments to addEventListener listener function?
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There is absolutely nothing wrong with the code you've written. Both some_function and someVar should be accessible, in case they were available in the context where anonymous
function() { some_function(someVar); }
was created.
Check if the alert gives you the value you've been looking fo...