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SQL 2022-03-27 19:20:39
sql group by error
SET GLOBAL sql_mode='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION'; SET SESSION sql_mode='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_... Add solution -
C++ 2022-03-27 19:20:39
lists occurrences of characters in the string c++
int d[27]={0}; for (int i = 0; i < str.length(); i++) //AABBCC d[str[i] - 'A']++; for (int i = 0; i < str.length(); i++) if (d[str[i] - 'A'] != 0) { cout << str[i] << " "<< d[str[i] - 'A'] << " "; /... Add solution -
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Python 2022-03-27 19:15:07
pkl save multiple files
# Using a list, tuple, or dict is by far the most common way to do this: import pickle PIK = "pickle.dat" data = ["A", "b", "C", "d"] with open(PIK, "wb") as f: pickle.dump(data, f) wi... Add solution