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Adding and Deleting users at Windows

The net user command allows you to add, modify, or delete user accounts, and display detailed information about user accounts on a local computer or domain. Lets study some simple functions here.

1. Lets display all possible commands using net user

C:\Users\UnlockForUs>net user /?

The syntax of this command is:

NET USER

[username [password | *] [options]] [/DOMAIN]

username {password | *} /ADD [options] [/DOMAIN]

username [/DELETE] [/DOMAIN]

username [/TIMES:{times | ALL}]

username [/ACTIVE: {YES | NO}]

How To Add User:

1. Net user LawrenceAlbert ok

2. Net user Lawrence Albert /active: yes

How to delete User:

Net use Lawrence /delete

<UserName> Specifies the name of the user account to add, delete, modify, or view. The name of the user account can have as many as 20 characters.

<Password> Assigns or changes a password for the user's account. Type an asterisk (*) to produce a prompt for the password. The password isn't displayed when the user types it at the password prompt.

Source: Microsoft Learn

BE CAREFUL AND SLOWLY

Windows Dictionary #1

Windows does not include a built-in, standalone full dictionary application out-of-the-box.. However, Windows does feature a built-in spell-check and typing custom dictionary, as well as comprehensive options through the Microsoft Store and third-party software. Heres some important Terms and meanings regarding Microsoft Windows.

Reliability Monitor : With this single tool you can view your PC problems history.

Resource Monitor : Analyze your system performance

Performance Monitor : Use it to find resource eating culprit processes

netplwiz : Opens the Advanced User Accounts window.

lusrmgr.msc : Opens the Local Users and Groups Manager.

gpedit.msc : Group Policy Editor.

mrt : This tool helps you in cleaning some of the most popular malicious software from your Windows computer.

ncpa.cpl : To access all your Network Adapters, you can use this Run command.

powercfg.cpl : Power Options.

appwiz.cpl : Access the Programs and Features window to uninstall your installed programs.

devmgmt.msc : Windows Device Manager to manage all your hardware devices.

sysdm.cpl : Access the System Properties window.

firewall.cpl : Manage or configure your Windows firewall.

wuapp : Check, manage and configure all your Windows update settings.

Access your Network Adapter for Network Troubleshooting

Network adapter (also called a network interface controller or NIC) is a hardware component that connects a computer or device to a computer network, allowing it to communicate, share resources, and access the internet. Heres ho to access the Program Window.

Press Win+R > Type "ncpa.cpl"

ENJOY

References:

google

Microsoft

CB ZERO: AUTOMATIC TRANSFER SWITCH (ATS)

heres a way to create Primary LINE and Backup Line. Its Easy. You can put BI and Logger using VB.Net

Thats it!!!

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CB ZERO: DAY TIME CHARGING NIGHT TIME USAGE

Heres an schematic with many usages for techniques at circuits.

ENJOY

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CB ONE: USING TABLET FOR I/O

You have this Touch Panel.. How will you design that it will work with Control and Monitoring, e.g. House Control System, I/O Car???

CB One: LEDs

CB One: LEDs 2

CB One: Auto Data Stable Code 1.1

CB One: Parallel Port DLL Interface or Connection

ENJOY!!!

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Naga University (UN ONLINE)

Several months ago I won the contest, now on compliance.

UN ONLINE

http://nagauniversity.net

FREE login

User: admin

PWD: indakos

CB Zero: No Power Alarm

Years back, |I was contracted to do Electronics...

Version 1

Version 2

due to sensitive case, we cant show here

Version 3

due to sensitive case, we cant show here

Version 4

References: https://www.electronics-project-design.com/PowerFailureAlarm.html

CB Zero: Basic Reset Technology

Heres a standard design of RESET. Load are collector mode configuration.

AMAZING.

Installation of Windows OS from USB Flash Drive

from version Vista to Windows Server, Its NOT Rufus, WinUSB or other softwares. Just Follow the Procedure, If permitted, Its just Copy and Paste Technology.

How to Create a USB Flash Drive Windows Installer

1. Format the USB Stick as NTFS: Open Windows Explorer and Right-Click the Drive > Choose the Format Option

2. In the File System Combo box, Choose NTFS and Click the Start Button to begin.

3. Afterwards, Open the Command Prompt as Administrator: In Start Search type, cmd > Press CTRL + Shift + Enter

or you will get... "Access is denied" Message after launching diskpart

command.

4. Setting the USB Partition Active (Diskpart.exe)

a. In the Command prompt, type: Diskpart and press Enter

b. Please wait for a while and type: list volume and press Enter

- The command will let you see all the drives and partitions

c. Find which volume for your Removable USB Drive, in my case 6, Therefore Type: select volume 6 and press Enter again

d. type: active and press enter

DiskPart marked the current partition as active.

To learn more about the commands, press ? and Enter Key.

Now you already finished setting the volume active so, type the command Exit and press Enter Again.

5. Create a Boot Sector (bootsect.exe)

What is Bootsect? In the Command Prompt, enter the following command to learn about the tool: bootsect /?

SYNTAX:

bootsect {/help|/nt60|/nt52} {SYS|ALL|<DriveLetter>:} [/force]

Boot sector restoration tool

Bootsect.exe updates the master boot code for hard disk partitions in order to switch between BOOTMGR and NTLDR. You can use this tool to restore the boot sector on your computer.

Run "bootsect /help" for detailed usage instructions.

It is located at your Windows installer directory called \boot

Let's go back to the guide...First, Find where's your DVD Drive is located (Windows Installer) and go to the boot directory, which in my case Drive F:

Next, type: bootsect(space)/nt60(space)Flash Drive Letter

C:\Windows\System32>f:

F:\>cd boot

F:\BOOT>bootsect /nt60 g:
Target volumes will be updated with BOOTMGR compatible bootcode.

G: (Error! Hyperlink reference not valid.)

Successfully updated NTFS filesystem bootcode.

Bootcode was successfully updated on all targeted volumes.

F:\BOOT>

6. You have now successfully created a Boot Sector for the Windows Installer... Finally, Open Windows Explorer > Go to the the Windows Installer DVD Drive and Copy these Files and folders into the USB Stick:

AMAZING!

CB Zero: GP Latch

Heres Another Start-Stop Circuit Latch.

ENJOY

CB Zero: Car Latch

Once upon a time, we were young we have this Short Circuit Protection, it is a latch technology and PB.

ON-OFF PB

Short circuit Protection for DC Output, just ON to RESTORE.

ENJOY!!!

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CB Zero: SWITCH LOGIC POWER SUPPLY DESIGN

If the book says 1, you need to input one. Switch Logic idea? Really? Goodbye Circuitry (sir-kit-tree)...

Circuit Diagram

Formulas

Vb = Vin (R2/(R1+R2))

Vo = Vb-0.7

ENJOY

Easy way to Add Important Icons to Desktop at Windows

You can't find the Computer Icon, Network and Control Panel Icon? Heres an easy way.

Procedure

1. Press Win+R

2.Type Rundll32.exe shell32.dll,Control_RunDLL desk.cpl,,0

Thats it!

General Purpose I/O

Input Ground Technology is the basin tech of Parallel porting or I/O based Systems. If Most of the time its input 1 then we need to add 74ls04 before inputting data to Pin 10,11,12,13,15.

GP I/O Layout

Binary Input

Schematic

Binary Output for relay based system

Vb.Net Integrated Development Environment

http://download.microsoft.com/download/8/B/5/8B5804AD-4990-40D0-A6AA-CE894CBBB3DC/VS2008ExpressENUX1397868.iso

Others