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Python -> Blockly - 闲聊区 - 清泛IT社区，为创新赋能！
https://github.com/blockpy-edu/BlockMirror
在线例子：https://blockpy-edu.github.io/BlockMirror/docs/index.html
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https://blog.ouseful.info/2016/0 ... lockly-environment/
Blockly -> Py 在线运行
【生成Python】AppInventor2中文网已支持代码块转换Python源码！ - App Inv...
...成。
稍做改动（调用一下函数，并打印），就能准确运行出结果，如下：
最后，谈谈自己的一些感悟：
1、AI时代的生产力：核心代码80%都是AI辅助写的，不过各个场景的测试必须亲自进行，对一些生成的细节进行不断...
模拟器启动失败：找不到 msvcp140.dll - App Inventor 2 中文网 - 清泛IT社...
msvcp140.dll 及相关的微软的运行环境安装即可：
https://aka.ms/vs/16/release/vc_redist.x64.exe
https://aka.ms/vs/16/release/vc_redist.x86.exe
拍照时报错求助！ - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...息 ...
1.同样的程序，拿别人的手机，结果是一样的；2.我运行官方的图片解码Demo，那个程序拍照时无论停多长时间都不会报错；
3.然后我把我的拍照程序改成了最简单的，还是报错；
刚刚把主屏幕初始化的所有程序都清空了...
std::wstring VS std::string
... << std::endl ; <- error
std::cout << "wtext : UNABLE TO CONVERT NATIVELY." << std::endl ;
std::wcout << L"wtext : " << wtext << std::endl;
std::cout << "sizeof(wtext) : " << sizeof(wtext) << std::endl ;
std:...
Check, using jQuery, if an element is 'display:none' or block on click
...s also. I have css display: block; written inline coming from jquery. i am unable to check it with your method. help me.
– Gaurav Manral
Aug 22 '14 at 6:23
...
PHP substring extraction. Get the string before the first '/' or the whole string
...able to do this -> $arr = explode('/',$mystring,2); echo $arr[0];. I am unable to get the first string in one statement itself - echo explode('/',$mystring,2)[0];. Since explode returns an array, I should be able to do it right? But I get an error. Any suggestions?
– anon355...
How to hide status bar in Android
...roid:theme="@android:style/Theme.NoTitleBar.Fullscreen" in manifest i was unable to scroll to see remaining views but if give attribute android:theme="@android:style/Theme.NoTitleBar" like this in manifest I can be able to scroll to see remaining view but there is status bar in that screen, here ...
Gem::LoadError for mysql2 gem, but it's already in Gemfile
...
It doesn't load mysql2 gem because new version of mysql2(0.4.1) gem unable to load the mysql2_adaptor. This is working for me.
gem 'mysql2', '~> 0.3.13'
and run
bundle install
share
|
...
Nullable types and the ternary operator: why is `? 10 : null` forbidden? [duplicate]
... (int?)null;
Basically what is happening is that conditional operator is unable to determine the "return type" of the expression. Since the compiler implictitly decides that 10 is an int it then decides that the return type of this expression shall be an int as well. Since an int cannot be null...