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Tag: Drive

DOJO event driver programming event binding

What is event driven?    Event-driven programming is a programming model driven by events. The module passively waits for notifications (notification), and its behavior depends on external surpris

October 19, 2021By Simo Dojo binding, dojo, Drive, Event, programmingLeave a Comment

Ubuntu dual system in the Windows10 environment, loading graphics card driver, configures CUDA, CUDNN environment

1. Make a U disk for the ubuntu system
1.1, download the ubuntu mirror: http://mirrors.163.com/ubuntu-releases/ download the required version
1.2 , Decompress the downloaded ubuntu image to a USB

October 19, 2021By Simo Windows configuration, CUDA, Cudnn, Double, down, Drive, environment, graphics, Pack, system, Ubuntu, windows, Windows10Leave a Comment

Operating system development – start using QEMU from floppy drive

I have been reading BrokenThorn’s operating system development tutorial, I am creating and loading the second stage boot loader. This tutorial is for Windows, but I am doing this in Linux (Ubuntu 1

October 17, 2021By Simo Os Theory Development, Drive, floppy disk, Operating System, QEMU, startup, useLeave a Comment

Performance MongoDB Java driver

I use the mongodb java driver in my project to perform queries (find, aggregate, mapreduce,…) in a large collection (5 million documents) The driver version is:

org.mongodb< /groupId>
mon

October 2, 2021By Simo Performance Drive, Java, MongoDB, performanceLeave a Comment

Domain Drive Design – DDD – Entity Should have an equal comparator

Eric Evans said in a plural sight video: “I have begun to believe that an entity should not even be compared for equality”.

Does this mean entities? There is no need to have the required Id f

September 30, 2021By Simo Design Pattern comparator, DDD, design, Domain, Drive, entity, equalityLeave a Comment

Repository – domain driver design – repository and polymeric roots

I have a domain model that includes forums.

I have forums, posts, and post entities.

The forum is a Independent entity. That is, it does not contain threads as part of the aggregation.

September 30, 2021By Simo Design Pattern aggregation, design, Domain, Drive, Library, Root, storageLeave a Comment

Architecture – domain driving design: polymers and son polymers

In my project, I found that I need to break my aggregation in a hierarchical manner, using the highest root level aggregation, which ensures the consistency of the root level rules, and then the ro

September 30, 2021By Simo Design Pattern design, Domain, Drive, polymerization, Root, structure, Sub, systemLeave a Comment

Domain Drive Design – DDD and entity libraries, models using multiple identity types

I have a model that looks like this:

public interface IEntity
{
int Id {get; set; }
} Then my idea is to let my entity inherit from this interface:

public class User: IEntity
{
public

September 30, 2021By Simo Design Pattern DDD, design, Domain, Drive, entity, Identity, Library, model, multiple, type, usageLeave a Comment

HP drive array “Preparation Reconstruction” (RAID5)

We have a ProLiant server with a Smart Array P440ar controller.

Due to about three weeks, the “do not remove” instructions on some SAS drives The light is on. Maybe after a power failure.

September 25, 2021By Simo Storage array, Drive, HP, preparation, RAID, RAID5, reconstructionLeave a Comment

HP-ProLiant – ProLiant DL360 RAID5 Hot Slug Driver

I have a DL360 G5 running WinSrvr2003, and a 3-drive (72GB) SAS Raid 5 array on the P400i controller. A single array has two partitions. (Operating system and data storage ) Drive 2 has failed and

September 25, 2021By Simo Storage DL, DL360, Drive, hot swap, HP, ProLiant, RAID, RAID5Leave a Comment

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