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Author: Simo

Summary of some problems encountered in reloading operating systems

The words written in the front: I installed the system with a U disk, and created a boot disk with Microsoft mediacreationtool. 64-bit of win10.

Question 1: The partition does not need to be

October 17, 2021By Simo Os Theory SummaryLeave a Comment

Audio – How to use the direct write mode to write a simple SoundBlaster 16 driver for a hobby operating system?

I am developing a 32-bit, protected mode hobby operating system. Currently, I want to add simple sound support. For this, I want to use Sound Blaster 16 and write in direct mode Into the DAC (I wan

October 17, 2021By Simo Os Theory audio, Direct, driver, hobby, how to use, mode, one, Operating System, simple, SoundBlaster, writeLeave a Comment

How to determine which CRC used?

If I have a certain number of bytes to transmit serially, how do I determine which CRC to use (CRC8, CRC16, etc., basically how many bits of CRC?) and still have high error detection percentage? Is

October 17, 2021By Simo Os Theory CRC, how to determine, use, whichLeave a Comment

Bandwagon reloading system

Introduction: The VPS server just purchased has CentOS 6.8 installed by default, but I The operating systems used before are CentOS 7.0 and Ubuntu 16.04, so let’s study how to reinstall the system

October 17, 2021By Simo Os Theory Bandwagon, Reload, systemLeave a Comment

Exercise questions _ recursive and built-in functions

The content of the file is as follows, the title is: name, gender, age, salary egon male 18 3000alex male 38 30000wupeiqi female 28 20000yuanhao female 28 10000 Requirement:
Take out each record

October 17, 2021By Simo Mathematics built-in, Exercise questions, functions, RecursiveLeave a Comment

Install the operating system using COBBLER batch

Personal blog address:http://www.pojun.tech/Welcome to visit Foreword< /h1> In actual production, We often encounter such a situation that we need to install dozens or even hundreds of servers at

October 17, 2021By Simo Os Theory Batch, cobbler, installation, Operating System, useLeave a Comment

Operating System – Minimum Page Framework

What determines the minimum number of page frames that must be allocated to a running process in a virtual memory environment.

I found that the answer to the above question is instructions Ge

October 17, 2021By Simo Os Theory frame, Operating System, page, smallestLeave a Comment

VHDL – Error: XST: 827 = Signal Count Uncosystem, Synchronous Description Error

I tried to simulate an elevator, and as a result I got an error

ERROR:Xst:827 = Signal count cannot be synthesized, bad synchronous description I am following the code from this source [https

October 17, 2021By Simo Mathematics Count, Description, error, signal, Synchronization, Synthesis, Unable, vHDL, XSTLeave a Comment

Container is a way to achieve operational system virtualization

What is a container?

Speaking professionally, Containers are a way to realize operating system virtualization, allowing users to run applications and their dependencies in a resource-isolated

October 17, 2021By Simo Os TheoryLeave a Comment

P4585 [fjoi2015] Mars shop problem line segment tree tree transformation + canmontal TRIE tree

Title: There are stores numbered 1-n, and each store has a permanent merchandise value of v

Operation 1: One day has passed The xth store adds a goods with a value of val

Operation 2: T

October 17, 2021By Simo Mathematics FJOI, FJOI2015, line segments, Mars, P4585, problems, Shops, TreeLeave a Comment

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