A java.lang.NullPointerException: Attempt to invoke interface method boolean android.view.inputmethod.InputConnection.finishComposingText () on a null object reference error occurred on Xiaomi s phone, and the specific error line could not be locate...
java8 s Optional doesn t make the program concise, so don t talk about him. Okay, thank you . after looking at the following question, I think this design is very good can null.method () in Java be designed to return null? now the version ...
problem description git push error RPC failed; curl 56 OpenSSL SSL_read: SSL_ERROR_SYSCALL, errno 10054 the platform version of the problem and what methods you have tried git config http.postBuffer 524288000 on the Internet git config --glob...
1, I got the address of the local picture on my phone through imagepicker. How can I get its base64 code? the json structure of the image address is as follows: "height": 218, "url": "content: media external images media 2522...
now I want to spoil session=request.session () when changing pages for i in range (0Pie20): session=request.session how to write this format in scrapy? ...
for example $data1=[[ userId =>1, money =>100],[ userId =>2, money =>100]]; $data2=[[ userId =>1, hit =>100],[ userId =>3, hit =>100]]; $data3=[[ userId =>2, b =>100],[ userId =>3, b =>100]]; ...
I just saw a PHP reversible encryption algorithm on csdn, in which ord (), chr () operation ASCII, is used. Will it be a problem if it is encoded in Chinese, because there is no corresponding ASCII; in Chinese ...