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problem description after textView append an attributeString with the code, continue to edit the keyboard, the style cannot be restored related codes The code for button is as follows: let attributeText = NSMutableAttributedString(attributedSt...
content=etree(tr_list[i]).xpath( td[@class="pl20"] span )[0].xpath( string(.) ) ? ...
< H1 > I wrote about the alien crowd movement according to the content in the book. I found that def update_aliens (aliens): aliens.update () in game_function.py could not read the alien_speed value in setting.py normally. I changed the def update (self)...
ios uses WKwebview, but if you want to return parameters to js, you need to call back the js method, and I think you can dispatch the parameters in the react component. Now I don t know how to write the js method to call ios and return parameters ...
chrome devtool (browser console), what does the value of double brackets [[]] represent and how to get it? ...
[RowDataPacket {name: zhang3 , password: undefined , random: null}, RowDataPacket {name: zhang3 , password: undefined , random: null}, RowDataPacket {name: zhang3 , password: undefined , random: null}, RowDataPacket {name: zhang3 ...