摘要： import pandas as pd import numpy as np from sklearn.preprocessing import MinMaxScaler import time # of course you can use basic pandas api doing this 阅读全文

摘要： Optimize This checkbox enables the Bayesian hyperparameter optimization, which tweaks the learning rate, as well as the number of iterations and leave 阅读全文

摘要： Error "(unicode error) 'unicodeescape' codec can't decode bytes in position 2-3: truncated \UXXXXXXXX escape" [duplicate] Solutions below 1: Just put  阅读全文

摘要： StandardScaler in preprocessing Standardize features by removing the mean and scaling to unit variance. scaler = StandardScaler() can have .tranform w 阅读全文

摘要： The std::thread constructor copies the supplied values, without converting to the expected argument type (which is reference type in this case, seeupd 阅读全文

摘要： 如题， 想搞1-2个c++项目把目前除了进程、线程管理的所有所学都用起来。 在自己设想中。 阅读全文

摘要： Question: have a base class with a virtual function: class Base { public: virtual void Function(); }; void Base::Function() { cout << "default version 阅读全文

摘要： A very absurd description for this problem, but people can get the idea by looking at the examples.... bool circularArrayLoop(vector<int>& nums) { int 阅读全文

摘要： QUESTION: To search for a subsequence (s1,s2,s3) such that s1 < s3 < s2. INTUITION: Suppose we want to find a 123 sequence with s1 < s2 < s3, we just 阅读全文

摘要： 209. Minimum Size Subarray Sum i , s , l = 0, 0, 0 for j in range(len(nums)): s += nums[j] while (s >= target): l = j-i+1 if l == 0 else min(j-i+1, l) 阅读全文