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