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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！
...imes
这个是核心原因，应该这个类重复了。
这个拓展的问题，里面放了zxing源码，zxing是谷歌的二维码库，但是appinventor内置有，这个拓展里面也有，类重复了导致编译失败。
查了一下原版的帖子中有人提出过这个问题，...
Using a ListAdapter to fill a LinearLayout inside a ScrollView layout
...the header approach.
Example. Basically the activity (or fragment) layout transforms to something like this (no ScrollView needed anymore):
<ListView xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/my_top_layout"
android:layout_width="fill_parent"
android:layou...
Can I list-initialize a vector of move-only type?
...n). In any case, the compiler should be able to inline the array to vector transformation, as Clang does with O2 on GodBolt.
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Byte order mark screws up file reading in Java
... <a href="http://www.faqs.org/rfcs/rfc3629.html">RFC 3629 - UTF-8, a transformation format of ISO 10646</a>
*
* <p>The
* <a href="http://www.unicode.org/unicode/faq/utf_bom.html">Unicode FAQ</a>
* defines 5 types of BOMs:<ul>
* <li><pre>00 00 FE ...
javascript: recursive anonymous function?
...s explained using a mirror analogy
In the previous section we saw how to transform self-reference recursion into a recursive function that does not rely upon a named function using the U combinator. There's a bit of an annoyance tho with having to remember to always pass the function to itself as ...
What’s the difference between ScalaTest and Scala Specs unit test frameworks?
...tion: xml matchers, matchers composition (an easy way to reuse matchers by transforming them), precise failures, detailed differences for long strings, ...
Mockito has been given a nice BDD support in specs: Mockito
specs has DataTables which allow to group a lot of small example in a sort of table ...
What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
...are not invokable".
The trick is that by removing var myMainFunction = we transformed the function expression into a function declaration. See the links in "Resources" for more details on this.
The next question is "why can't I keep it as a function expression with something other than var myMainF...
How does the compilation/linking process work?
...sor produces a single output that is a stream of tokens resulting from the transformations described above. It also adds some special markers that tell the compiler where each line came from so that it can use those to produce sensible error messages.
Some errors can be produced at this stage with ...
Why is reading lines from stdin much slower in C++ than Python?
...r thread default, IIRC. 1MB isn't that much of an issue for a program that transforms input with relatively shallow stack depth. More importantly, though, std::cin will trash the stack if the buffer goes out of scope.
– SEK
Jan 14 '14 at 9:28
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Performance of foreach, array_map with lambda and array_map with static function
... difference (if there is any) between these three approaches, both used to transform an array to another array?
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