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Technical Articles

System Tutorial

3 Good Reasons Why You Should Learn to Code

2 It’s fascinating and productive One of the charms of pursuing love is the addictive feeling—the motivation is extremely powerful. If you are lucky enough, this love can also bring actual output, and programming has these two points. Our daily life and the entire economic system depend on software – which means you can solve countless problems and create huge value. Speaking of "addiction", there are few hobbies that make people work twelve hours in a row and forget to eat, but programming is often the case. A fascinating, productive and mind-enhancing hobby—I don’t think it’s a bad “addiction”. In this regard, programming is unique to me and I can't think of any better way to spend my free time. 1

Sep 04, 2025 pm 12:42 PM

Linux how to check for running services

Usesystemclist-units-type = Service--State = RunningTolisningservicesonSystem's; 2.useservice-Status-Allonssysvini-System ForalistoSfallserviceswiththeirstatus; 3.Forspecificservices, usesystemntusservice_namnamnamiN.

Sep 04, 2025 am 10:12 AM

Linux how to create a new user

UsesudoadduserusernameonUbuntu/Debianforaninteractivesetuporsudouseradd-musernamefollowedbysudopasswdusernameonCentOS/RHELtocreateandsetapassword.2.AssigntheusertothesudogrouponUbuntu/Debianwithsudousermod-aGsudousernameorthewheelgrouponCentOS/RHELwi

Sep 04, 2025 am 10:00 AM

What to do if Win11 HDR is not working correctly? The solution for High Dynamic Range display problems

IfHDRisn'tworkingonWindows11,checkdisplayandGPUHDRsupport,manuallytoggleHDRinsettings,useHDMI2.0/DisplayPort1.4 cables,updategraphicsdrivers,calibratecolorsettings,anddisablefull-screenoptimizationsforHDRapps.Restartappsorsystemifneeded.

Sep 04, 2025 am 09:54 AM

Fixed: Windows Is Getting 'We can't sign into your account' Error

EnablethehiddenadministratoraccountviaSafeModeorCommandPromptbyrestartingwithShift,accessingCommandPrompt,runningnetuseradministrator/active:yes,thenlogginginasAdministrator;2.Fixacorrupteduserprofilebyrenamingtheuserfolderto.bak,creatinganewaccountw

Sep 04, 2025 am 09:44 AM

Fix: Windows Search bar not working in Windows

IftheWindowssearchbarisn'tworking,trythesesteps:1.RestartWindowsExplorerviaTaskManager.2.RuntheSearchandIndexingTroubleshooter.3.Rebuildthesearchindex.4.RestarttheWindowsSearchservice.5.ResettheSearchappusingPowerShell.6.CheckforWindowsupdates.

Sep 04, 2025 am 09:42 AM

repair

What to do if Windows Defender is not working in Win11? The solution to fix Windows Defender

IfWindowsDefenderisn'tworkingonWindows11,trythesesteps:1.RestarttheSecurityHealthServiceviaTaskManager.2.RuntheWindowsSecuritytroubleshooter.3.Re-registerWindowsSecurityusingPowerShell.4.Uninstallconflictingantivirussoftware.5.Runsfc/scannowtorepairs

Sep 04, 2025 am 09:39 AM

win11

How to clear DNS cache and reset TCP/IP in Windows 10

Clearing the DNS cache and resetting TCP/IP can solve common network problems in Windows 10, such as web pages that cannot be loaded or connection errors; 2. First run the command prompt as an administrator, enter ipconfig/flushdns to clear the DNS cache; 3. Then execute netshintipreset and netshwinsockreset in turn to reset the TCP/IP stack and Winsock directory; 4. Restart the computer to make the changes take effect. This operation is safe and will not affect personal files or passwords. It is suitable for situations such as connection abnormalities after changing the network environment, and can eventually effectively restore the normal network connection.

Sep 04, 2025 am 09:32 AM

How to fix error 0x803F8001 when launching apps from the Microsoft Store in Windows?

Error0x803F8001whenlaunchingMicrosoftStoreappscanbefixedbyfollowingthesesteps:1.RuntheWindowsStoreAppsTroubleshooterviaSettings>System>Troubleshoot>Othertroubleshooters.2.Re-registerappsusingPowerShellbyrunningGet-AppXPackage-AllUsers|Foreac

Sep 04, 2025 am 09:28 AM

How to connect to a VPN in Win11

ToconnecttoaVPNonWindows11:1.UseSettingstoconfigureabuilt-inVPNwithserverdetailsandsign-ininfo.2.Foraddedsecurity,setupapre-sharedkeymanually.3.Alternatively,installathird-partyVPNappforeasymanagement.4.AdvanceduserscancreateandmanageconnectionsviaPo

Sep 04, 2025 am 09:08 AM

What to do if Win11 folder permissions keep changing? The solution for file and folder permission issues

IffolderpermissionschangeunexpectedlyinWindows11,trythesesteps:1.Takeownershipofthefolder.2.Disableinheritanceandreapplypermissions.3.UseICACLScommandtolocksettings.4.CheckforGroupPolicyoverrides.5.RunSystemFileCheckertorepairsystemfiles.

Sep 04, 2025 am 09:07 AM

How to Fix Windows 10 'We can't sign into your account'

Ifyoucan'tsignintoyourWindows10account,trythesesteps:1.Switchtoalocalaccount.2.RuntheWindowsStoreAppstroubleshooter.3.ClearCredentialManagerdata.4.Recreatetheuserprofile.5.Performasystemfilecheckusingsfc/scannow.

Sep 04, 2025 am 08:59 AM

How to Change Power Mode to Best Performance in Windows

Enablethebuilt-inHigh-performancepowerplanviaSettings>System>Power&sleep>Additionalpowersettings,thenselectHighperformance.2.Ifunavailable,createitbyrunningpowercfg-duplicatescheme8c5e7fda-e8bf-4a96-9a85-a6e23a8c635cinCommandPromptasAdmi

Sep 04, 2025 am 08:58 AM

windows

How to secure your Linux server

Keepthesystemupdatedwithregularpatchestofixvulnerabilities.2.UsestrongauthenticationlikeSSHkeysanddisablerootlogin.3.Configureafirewalltoallowonlynecessaryports.4.Installsecuritytoolslikefail2banandauditdformonitoring.5.Minimizeservicesandremoveunuse

Sep 04, 2025 am 08:57 AM