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QRCodeGenerator 拓展使用后，apk编译失败 - 用户反馈 - 清泛IT社区，为创新赋能！
QRCodeGenerator 拓展
用户反馈，使用这个拓展，apk编译会失败，删除这个拓展一切正常。
经调查：Caused by: com.android.tools.r8.internal.g: Type com.google.zxing.aztec.AztecDetectorResult is defined multiple times
这个是核心原因，应该这个类重复...
扒了一下源码，ESP8285接入App Inventor有4种玩法，第3种最香 - AI 助手 - ...
...sh版本。CPU一样（Tensilica L106 80/160MHz），WiFi一样（802.11 b/g/n），GPIO一样（17个），区别就一个：ESP8285把1MB Flash直接塞进芯片里了，省了外部SPI Flash。
这意味着ESP8266的代码在ESP8285上100%能跑，Arduino ESP8266 Core和ESP-IDF都直接兼容...
代码分区功能重磅上线，代码块管理如此便捷~ - App Inventor 2 中文网 - 清...
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2、代码块右键菜单：移动到分区（快捷键：Ctrl + G）支持Ctrl键按下，选中多个代码块进行批量移动分区。
3、分区内整理代码块，仅对当前分区整理，不破坏其他代码的结构
4、代码导航，联动分区，方便代码块...
Integrating the ZXing library directly into my Android application
I'm writing this in mere desperation :) I've been assigned to make a standalone barcode scanner (as a proof of concept) to an Android 1.6 phone.
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“Full screen”
When I use the following code to create an iframe:
10 Answers
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What MIME type should I use for CSV?
...scovered an explicit mimetype for Excel application/vnd.ms-excel. It was registered with IANA in '96. Note the concerns raised about being at the mercy of the sender and having your machine violated.
Media Type: application/vnd.ms-excel
Name Microsoft Excel (tm)
Required p...
How can I extract all values from a dictionary in Python?
...edited Feb 18 '16 at 18:02
Erik Giberti
1,18588 silver badges1111 bronze badges
answered Aug 9 '11 at 20:23
Pi...
What does “abstract over” mean?
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In algebra, as in everyday concept formation, abstractions are formed by grouping things by some essential characteristics and omitting their specific other characteristics. The abstraction is unified under a single symbol or word...
How do you validate a URL with a regular expression in Python?
I'm building an app on Google App Engine. I'm incredibly new to Python and have been beating my head against the following problem for the past 3 days.
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How To Get IPython Notebook To Run Python 3?
...on Notebook to run Python 3 instead of 2 on my MAC 10.9, I did the following steps
$ sudo pip3 install ipython[all]
Then
$ ipython3 notebook
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