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micro:bit 连接报错 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...运行故障
java.lang.ExceptionInInitializerError at edu.mit.appinventor.ble.BluetoothLEint$BLEReadOperation.subscribeBluetoothLEint.java:357) at
edu.mit.appinventor.ble.BluetoothLEintSBLEReadOperation.run(BluetoothLEint.java:325) at android.os.Handler.handleCallback(Handler.java:1013) at
androi...
micro:bit 微控制器教程 · App Inventor 2 中文网
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micro:bit 扩展: micro:bit extension
BLE 扩展: BluetoothLE extension
App Inventor 端设置
Designer 页面设置
用到的元件种类不多：
一个 ListPicker 用来选择要连接的蓝牙设备
一...
Why does modern Perl avoid UTF-8 by default?
...=>"is",level => 1)->eq("d", " ð") is false. Similarly, "ae" and "æ" are eq if you don’t use locales, or if you use the English one, but they are different in the Icelandic locale. Now what? It’s tough, I tell you. You can play with ucsort to test some of these things out.
Consider ...
How do I copy a string to the clipboard on Windows using Python?
...ndows default encoding. Allowed me to load this to the clipboard "másreas ç saod é í ó u* ü ö ï/" and read it back correctly.
– mvbentes
May 12 '16 at 17:18
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HTML5 Canvas vs. SVG vs. div
What is the best approach for creating elements on the fly and being able to move them around? For example, let's say I want to create a rectangle, circle and polygon and then select those objects and move them around.
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Python, remove all non-alphabet chars from string
... Note that this will also remove accented letters: ãâàáéèçõ, etc.
– AlmostPitt
Jun 15 at 9:20
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Where can I download english dictionary database in a text format? [closed]
...purpose dictionary you can look up most words in.
– Lèse majesté
Dec 28 '12 at 2:50
2
The Objec...
How do I get user IP address in django?
... answered May 12 '11 at 9:38
SævarSævar
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How to find the statistical mode?
...ered Dec 14 '12 at 8:00
Rasmus BååthRasmus Bååth
3,62222 gold badges2121 silver badges2525 bronze badges
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How to recursively download a folder via FTP on Linux [closed]
... Sep 22 '08 at 9:01
Thibaut BarrèreThibaut Barrère
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