Saturday 5 March 2011

One-Click computer Lock

Just follow the steps to create a one-click Computer Lock shortcut on your desktop:


1. On your desktop, right-click on a blank spot and point to New, then click on Shortcut.

2- Now click BROWSE Button and then gave any Path where u want to place that shortcut. ( best place for this is Desktop)

3- Now click Next and then type any name (of ur choice) for that Icon (icon for Lock of Computer)

4- Now right-click the newly created icon and choose its Propertes (pop-up-menu)

5- Now click on Shortcut Tab

6- in Front of TARGET address bar. just copy and paste the following line

%windir%\system32\rundll32.exe user32.dll,LockWorkStation


7- Then click on OK button to exit from properties menu of that shortcut


Blue screen Error problem XP


Many of you have seen the Blue Screen Windows Error which appears whenever something happens unexpectedly.This
is known as Blue Screen of Death.It generally comes after encountering a critical system error which can cause the system to shut down to prevent damage.


Bluescreen errors can be caused by poorly written device drivers, faulty memory, a corrupt registry,
an incompatible Dynamic-link library (DLL), or the computer overheating.

Many of them think that a serious problem has encountered to system and reinstall the XP.
But Windows can be recovered into its original state by performing a little trick , Disk Checkup.

Windows XP Installation CD is required for this.

Whenever a Blue screen Error is encountered,follow the steps :
  • Restart your computer
  • Boot from your Windows XP installation CD
  • Press R to open the Windows XP Recovery Console
  • Type CHKDSK /R and press enter (wait until the whole recover/repair process is completed)
  • Type BOOTCFG to fix any problems in your boot.ini file
  • Restart your computer again and press/hold the F8 key
  • Select "Last Known Good Configuration" and press enter



Thats it .. !! Now Windows works perfectly..

Get the serial number you need

Get the serial number you need !

(For Certain Thing * Go to Google.

* In the search field type: "Product name" 94FBR

* Where, "Product Name" is the name of the item you want to find the serial number for.

* And there you go - the serial number you needed.


See these example searches:

"Photoshop 7" 94FBR
"Age of Mythology" 94FBR
"Nero Burning Rom 5.5" 94FBR

IP address Commands

Command related to Ip Address

Display Connection Configuration: ipconfig /all

Display DNS Cache Info Configuration: ipconfig /displaydns

Clear DNS Cache: ipconfig /flushdns

Release All IP Address Connections: ipconfig /release

Renew All IP Address Connections: ipconfig /renew

Re-Register the DNS connections: ipconfig /registerdns

Change/Modify DHCP Class ID: ipconfig /setclassid



Network Connections: control netconnections

Network Setup Wizard: netsetup.cpl

Test Connectivity: ping www.whatismyip.com

Trace IP address Route: tracert

Displays the TCP/IP protocol sessions: netstat

Display Local Route: route

Display Resolved MAC Addresses: arp

Display Name of Computer Currently on: hostname

Display DHCP Class Information: ipconfig /showclassid


Spring boot with CORS

CORS (Cross-Origin Resource Sharing) errors occur when a web application running in a browser requests a resource from a different domain or...