Tag:selectivity
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Time:2021-3-3
Speed up the startup and shutdown of the computer First of all, I want to thank Kwai Tai platform, so that I can get more useful knowledge ^v^ Now, let’s start Method 1 1. Press Win + R to open the running window, input msconfig and click OK. 2. Select > > […]
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Time:2021-2-23
Today, I’d like to introduce two common biases in data analysis: selectivity bias and survivor bias. 1. Selectivity deviation Selectivity bias refers to the bias of the conclusion due to the non randomness of sample selection in the process of research, which is the data bias caused by human subjective selection. Let’s take an example […]
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Time:2020-7-22
Official website: https://developer.aliyun.com/… Global substitution composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/ Composer clear cache ා select this step to clear all package caches. Current item replacement CD project directory composer config repo.packagist composer https://mirrors.aliyun.com/composer/