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Category: OS

Operating System (Operating System, referred to as OS) is a computer program that manages and controls computer hardware and software resources. It is the most basic system software that runs directly on the “bare metal”. Any other software must be supported by the operating system to run .

Sorting algorithm (third bomb) sorted by sorting and base (barrel)

Merge and sort

Sorting animation demo

The overall effect:

span>

Sorting details:

The principle of sorting:

Merge sorting means recursively splitting the original

October 17, 2021By Simo Mathematics base, bomb, bucket, SORT, Sort algorithm, SORTING, ThirdLeave a Comment

Search a 2D Matrix

Question leetcode: Search a 2D Matrix | LeetCode OJ lintcode: (28) Search a 2D Matrix Problem Statement Write an efficient algorithm that searches for a value in an _m_ x _n_ matrix.

This

October 17, 2021By Simo Mathematics 2D, Matrix, searchLeave a Comment

How to choose a suitable operating system, Windows, Mac or Linux?

How to choose a suitable operating system, Windows, Mac or Linux? Author: We are all working hard

Introduction: Computers are gradually inseparable from our lives, but how to choose the best

October 17, 2021By Simo Os Theory how to choose, Mac, one, Operating System, or linux, suitable for yourself, windowsLeave a Comment

Socket – Do other operating systems implements Linux system call splicing?

In the application I am developing, I use splice for socket-to-socket data transfer on Linux. >Do other operating systems (especially at least Windows, OS X and FreeBSD) implement splicing or equi

October 17, 2021By Simo Os Theory call, Contact, linux, Operating System, Other, set, splicing, system, whether to implement, WordLeave a Comment

[Computer room test] Matrix

Find the number of n*m 01 matrices that meet the following conditions:
(1) There is exactly one 1 in the i-th row and columns 1 to li.
(2) There is exactly one 1 in the ri~m column of the i-th ro

October 17, 2021By Simo Mathematics Machine room, Matrix, testLeave a Comment

Matrix block diagonal binding

Does R have a basis function that binds the matrix in a block diagonal shape?

The following is the work, but I want to know if there is a standard way:

a <- matrix(1:6, 2 , 3) b <- matr

October 17, 2021By Simo Mathematics binding, block, diagonal, MatrixLeave a Comment

Recursive implementation of the Fiboacci number

2019-09-30

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Demo01 {
public static void main(String[] args) {

/**
* 11~23, get the nth F

October 17, 2021By Simo Mathematics deed, Fi, Number, realization, Recursive, waveLeave a Comment

Raspberry-Pi – How to make a very simple operating system?

I have a project to do, which needs to make an operating system. Our goal is to make our own version of Google Glass. The glasses parts are very simple, we plan to use Raspberry Pi in the system Bu

October 17, 2021By Simo Os Theory How, one, Operating System, Pi, production, Raspberry, simple, veryLeave a Comment

Language-independent – What algorithms should I use when performing FilecheckSums to find deception?

Is the amount of MD5 still suitable for checking file fraud? I know it is not safe, but is it really important in the case of trying to find file spoofing?

Should I use something in the SHA s

October 17, 2021By Simo Mathematics Algorithm, deception, execution, filechecksums, Find, independent, Language, should, time, whatLeave a Comment

Ending program – small primary math solution with UI

》》》Function requirements

》》implementation ideas

》》》Personal project reuse

This pair programming reflects the reusability of my teammates’ personal projects. I use java for persona

October 17, 2021By Simo Mathematics high, Junction, mathematics, pair, Primary, programming, software, topic, UI, WithLeave a Comment

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