Several methods to find the maximum and minimum values in an integer array

In integer arrays, we need to get the maximum and minimum values of array elements from them: Method 1: Sort using Array first, then from the sorted array, the first element is the smallest and the last element is the largest.   public static int FindMaxNumber(params int[] stringValue) { Array.Sort(stringV ...

Posted by gmp on Sun, 19 Jul 2020 16:30:03 +0200

Learn Python together: thread

thread The thread module of python is a lower level module, and the threading module of python is a package for thread, which can be used more conveniently Using the threading module Single thread execution #coding=utf-8 import time def saySorry(): print("Honey, I'm wrong. Can I eat now?") time.sleep(1) if __name__ == "__main__": ...

Posted by Toshiba23 on Sun, 19 Jul 2020 18:09:13 +0200

CentOS7 installation configuration mongodb3.2

1. Download Dependent Packages yum -y install wget 2. Create a file directory mkdir -p /app/install mkdir–p /app/data/mongodb mkdir–p /app/log/mongodb 3. Download mongodb cd /app/install wget https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-3.2.16.tgz tar zxvf mongodb-linux-x86_64-3.2.16 ...

Posted by Collin on Mon, 20 Jul 2020 18:21:42 +0200

Mongodb update array $pull modifier

1. $pull modifier deletes qualifying elements from the array in the following format: { $pull: { <field1>: <value|condition>, <field2>: <value|condition>, ... } } 2. Specify a value to delete all lists Give a document under a stores collection { _id: 1, fruits: [ "apples", "pears", "oranges", "grapes", "bana ...

Posted by vex__ on Mon, 20 Jul 2020 16:51:29 +0200

Crawl app photos with python

Download a fighting fish first (you can do it without downloading, the URLs are all here, right) Grab a json package by grabbing it and get the address below   Observed tests show that modifying offset values is equivalent to paging an app Accessing this url returns a large dictionary with two indexes, one error and one data.Data is another 20 ...

Posted by djcubez on Mon, 20 Jul 2020 16:59:48 +0200