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研究：[url]https://peterzhong1219.gitee.io/webpages/%E5%A6%82%E4%BD%95...
研究：https://peterzhong1219.gitee.io/ ... App%20Inventor.htmlhttps://qastack.cn/programming/1 ... up-the-gwt-compiler已研究，已解决问题。
动态创建对象的拓展：[url]https://community.kodular.io/t/f-os-dynamic-c...
动态创建对象的拓展：https://community.kodular.io/t/f ... onent-2-2-2/50789/2已添加，待翻译优化
【拍照图片处理】Attempt to invoke virtual method 'boolean android.grap...
...graphics.Bitmap.compress(android.graphics.Bitmap$CompressFormat, int, java.io.OutputStream)' on a null object reference
图片大致的处理流程是：先TaifunImage压缩尺寸，在Base64化，调在线api进行识别。
通过调试发现问题是出现在 图片的Resize/Base64化的步...
Attempt to invoke virtual method 'boolean android.graphics.Bitmap.comp...
...graphics.Bitmap.compress(android.graphics.Bitmap$CompressFormat, int, java.io.OutputStream)' on a null object reference
原因：调用 TaifunImage 时给定的图片路径为空导致的。
解决：指定有效的图片路径，或者拍照返回的图片路径，或者图像选择器选...
UILabel sizeToFit doesn't work with autolayout ios6
...height depends on its text? I've been trying to set it up using a combination of Storyboard and code, but to no avail. Everyone recommends sizeToFit while setting lineBreakMode and numberOfLines . However, no matter if I put that code in viewDidLoad: , viewDidAppear: , or viewDidLayoutSub...
Reading and writing binary file
...algorithm>
int main()
{
std::ifstream input( "C:\\Final.gif", std::ios::binary );
std::ofstream output( "C:\\myfile.gif", std::ios::binary );
std::copy(
std::istreambuf_iterator<char>(input),
std::istreambuf_iterator<char>( ),
std::ostreambuf_it...
Reading a file line by line in Go
I'm unable to find file.ReadLine function in Go. I can figure out how to quickly write one, but I am just wondering if I'm overlooking something here. How does one read a file line by line?
...
iOS app icon with transparent background showing black background on device
... a black background behind the edges as if it wasn't transparent. Any solutions?
2 Answers
...
How do I test a camera in the iPhone simulator?
... the simulator without having to deploy on a device? This seems awfully tedious.
7 Answers
...
How does a garbage collector avoid an infinite loop here?
...
As per Richter in the second edition of CLR via C# (yes I need to update):
Page 478
For (The CLR is shutting down) each Finalize method is given approximately two seconds to return. If a Finalize method doesn't return within two seconds, the CLR just ki...