Fixing Broken Incompatible Extensions in Firefox

1.)  Using Nightly Tester Tools

2.) Using about:config in Firefox addressbar

 - Type about:config in Firefox addressbar and press Enter

- Now right-click and select "New -> Boolean".

Set its name in following format: extensions.checkCompatibility.version_number
ex: extensions.checkCompatibility.24.0
Now set value of this new boolean key to false.
- Again right-click and select "New -> Boolean".
Give it name extensions.checkUpdateSecurity and set its value to false.
- Restart FireFox.

Using RUNAS Command

runas /user:bipin@syntel.com "C:\Windows\system32\notepad.exe"

- Type in the password of the user account.
- The program will now be running as that user.

Disable Autoplay CDROM

Using Regedit

Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Cdrom]
"AutoRun"=dword:00000000

Using Group Policy Editor (gpedit.msc)

- select Administrative Templates \ System
- “Turn off Autoplay” to Enabled

SpeedGuide for WINXP

Windows Registry Editor Version 5.00
; TCP/IP Tweaks
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters]

"TcpWindowSize"=dword:0003ebc0 "GlobalMaxTcpWindowSize"=dword:0003ebc0 "TCP1323"=dword:00000001

; AFD Tweaks
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\AFD\Parameters]
"DefaultReceiveWindow"=dword:00002000
"DefaultSendWindow"=dword:00001000
"FastCopyReceiveThreshold"=dword:000005dc
"FastSendDatagramThreshold"=dword:000005dc

; DNS Tweaks
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Dnscache\Parameters]
"NetFailureCacheTime"=dword:00000000
"NegativeSOACacheTime"=dword:00000000
"MaxNegativeCacheTtl"=dword:00000000

; IE & Firefox Tweaks
[HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MaxConnectionsPerServer"=dword:00000008
"MaxConnectionsPer1_0Server"=dword:00000008

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MaxConnectionsPerServer"=dword:00000008
"MaxConnectionsPer1_0Server"=dword:00000008

; Virtual Memory Management
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management]

"DisablePagingExecutive"=dword:00000001
"LargeSystemCache"=dword:00000001

; File System
 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\FileSystem]
"NtfsDisableLastAccessUpdate"=dword:00000001

Reset TCP/IP Stack for Windows XP (SP2), Windows 7

Make a Bat file and run :

REM 1. Reset WINSOCK entries to installation defaults:
        netsh winsock reset resetlog.txt
REM 2. Reset TCP/IP stack to installation defaults:
        netsh int ip reset c:\resetlog.txt
REM 3. Reset Firewall stack to installation defaults:     
        netsh firewall reset 

Article and s/w for custom configuration : 

http://www.speedguide.net/articles/how-to-repair-tcpip-and-winsock-1539

Installing Puppy Linux on USB Hardisk or Pen Drive

- Create Multiboot ISO USB Creator using YUMI
- Download Puppy Linux ISO image.
- Install Linux ISO image using the YUMI s/w.
- Configure Reliance Netconnect Broadband Plus in Puppy Linux
Modem=/dev/ttyUSB0
Phone=#777
Stupid Mode=1
Init1 = ATZ
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
or Init2 = AT+CRM=1
- Configure Reliance Netconnect Broadband Plus in Ubuntu

Bas ab dukh aur nahin calculator

Hours:

Minutes:

Seconds:

-->

Wndows XP Command-line Commands

- fc - compares two files and displays the differences between them.
- type - open text files.
- tree - visual directory structure
- attrib - make hidden files visible
- assoc - which program will open that .xyz file
- move - more flexible than copy-paste
- find - advanced file search with filter
- msconfig - modify start up program and other setting
- mmc - opening msc file
   services.msc, gpedit.msc, devmgmt.msc, compmgmt.msc
- regedit - registry editor
- sc create/delete : create / delete service
   ex:, sc delete "IBMWAS61Service - SYNTWDDD0414Node02"
   HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services
- tasklist /svc, tasklist | findstr YPager* - active process list
- taskkill /F /PID [number of process ID] - active process kill
   taskkill  /F /IM [name of the running process, you can use wildcards "*"]

Free Public DNS Server

Google public dns server :

8.8.8.8

8.8.4.4

OpenDNS free dns server :

208.67.222.222

208.67.220.220

Wndows XP Networking

- ARP : Display/manipulate the ARP information.
- FINGER : Find sometimes personal information about a user.  
- Hostname : Displays the Microsoft networking computer name.
- IPCONFIG : Displays the IP address, TCP/IP configuration.
- PATHPING : Enables a user to find network latency and network loss
- ping : Verifies existence of remote host (connectivity).
- nbtstat : Gives statistics and technical NetBIOS information.
- net : Used to start, stop, and view many networking operations.
- netstat  : Returns protocol statistics.
- NSLOOKUP : Enables to do a reverse lookup on an IP address.
- ROUTE : Enables computers to view & modify the route table.
- TRACERT : Displays route taken by an ICMP to a remote host.
- WHOIS : Provides information about a domain name.
- WINIPCFG : Display network and network adapter information.
- lpq : Displays the print queue status of an LPD printer. 

- ipconfig /all : Display all IP address of your computer.
- ipconfig /displaydns : Display DNS Cache Info. & Config.
- ipconfig /flushdns : Clearing DNS Cache run: 
  You might need to run “ipconfig /renew” command after this.
- ipconfig /registerdns : For Re-Register the DNS connections.
- ipconfig /release : Releasing All IP Address connections.
- ipconfig /renew : Renew All IP Address connections.

FQDN

- An (FQDN) - fully qualified domain name, consists of a host and domain name, including top-level domain.
- Ex. www.gordano.com is a fully qualified domain name. www is the host, gordano is the second-level domain, and .com is the top level domain.
- A FQDN always starts with a host name and continues all the way up to the top-level domain name, so www.test.gordano.com would be classed as a FQDN if it existed. 
- FQDN = Hostname + Primary DNS Suffix
- ipconfig /all

Invisible Folder

- Right click where ever you want the invisible folder to be and select create a new folder.
- Right Click on the folder and hit rename.
- name field still active hold down ALT and press 0160 on the number pad (make sure Num Lock is on)
 You should now have a blank name with nothing
- right click. Select Properties.
- Go to the Customize tab.
- Find and press the Change Icon button. Scroll through the icons until you find one that has no image.
- Hit OK and you have an invisible folder!

Http, FTP SMTP Port Testing using Telnet

- Online Port Testing :  http://ping.eu/
- Free port ping utility
Cross-platform TCP port testing
Command Line Port Scanner

HTTP Port Testing using Telnet
telnet www.somesite 80
GET /index.html HTTP/1.1
Host: www.somesite.com
(Note: you need to press enter twice at the end)
SMTP Port Testing using Telnet
telnet myserver.domain.25
helo myserver.domain.com
mail from:
rcpt to:
data
subject: This is a test mail
to: recipientname@mydomain.com
This is the text of my test mail.
.
quit
    .
FTP Port Testing using Telnet
telnet ftp.ietf.org 21
USER anonymous
PASS blogger@webdigi.co.uk
CWD
PASV
RETR ftpext-test.txt
QUIT

Fix "Show desktop" icon

- Save below line as "Show desktop.scf"
- Click and then drag the Show desktop icon to your Quick Launch toolbar
- %userprofile%\Application Data\Microsoft\Internet Explorer\Quick Launch

[Shell]
Command=2
IconFile=explorer.exe,3
[Taskbar]
Command=ToggleDesktop

NetStat Tips

http://en.wikipedia.org/wiki/Netstat

All Active TCP & UDP connections

netstat -a

All Active TCP Connections and PID

netstat –o

All Active TCP Connections and Process name

netstat -b
netstat –aon
netstat –ab
netstat -ob

To get a more detailed list that includes the EXE file and DLL file names

netstat –anobv
netstat -an | find /i "listening"
netstat -an | find  /I "established"
netstat -an | find /i "listening" > c:\openports.txt
netstat -aon | findstr 0.0:80
netstat -aon | findstr 7200
netstat –an 5 (refresh after 5 seconds)

- Find Hops:  pathping

- Host Name:  nslookup 172.29.120.43

Disable & Enable USB using Regedit

- Just open "regedit" and browse to this key,

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\UsbStor

Notice the value 'Start'

Switch this value to 4, and USB storage devices are disabled.

Switch this value to 3, and USB storage devices are enabled.

Disable USB

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR]
"Type"=dword:00000001
"Start"=dword:00000004
"ErrorControl"=dword:00000001
"ImagePath"=hex(2):73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,44,00,\
  52,00,49,00,56,00,45,00,52,00,53,00,5c,00,55,00,53,00,42,00,53,00,54,00,4f,\
  00,52,00,2e,00,53,00,59,00,53,00,00,00
"DisplayName"="USB Mass Storage Driver"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR\Security]
"Security"=hex:01,00,14,80,a0,00,00,00,ac,00,00,00,14,00,00,00,30,00,00,00,02,\
  00,1c,00,01,00,00,00,02,80,14,00,ff,01,0f,00,01,01,00,00,00,00,00,01,00,00,\
  00,00,02,00,70,00,04,00,00,00,00,00,18,00,fd,01,02,00,01,01,00,00,00,00,00,\
  05,12,00,00,00,00,00,00,00,00,00,1c,00,ff,01,0f,00,01,02,00,00,00,00,00,05,\
  20,00,00,00,20,02,00,00,00,00,00,00,00,00,18,00,8d,01,02,00,01,01,00,00,00,\
  00,00,05,0b,00,00,00,20,02,00,00,00,00,1c,00,fd,01,02,00,01,02,00,00,00,00,\
  00,05,20,00,00,00,23,02,00,00,00,00,00,00,01,01,00,00,00,00,00,05,12,00,00,\
  00,01,01,00,00,00,00,00,05,12,00,00,00

Enable USB

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR]
"Type"=dword:00000001
"Start"=dword:00000003
"ErrorControl"=dword:00000001
"ImagePath"=hex(2):73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,44,00,\
  52,00,49,00,56,00,45,00,52,00,53,00,5c,00,55,00,53,00,42,00,53,00,54,00,4f,\
  00,52,00,2e,00,53,00,59,00,53,00,00,00
"DisplayName"="USB Mass Storage Driver"
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR\Security]
"Security"=hex:01,00,14,80,a0,00,00,00,ac,00,00,00,14,00,00,00,30,00,00,00,02,\
  00,1c,00,01,00,00,00,02,80,14,00,ff,01,0f,00,01,01,00,00,00,00,00,01,00,00,\
  00,00,02,00,70,00,04,00,00,00,00,00,18,00,fd,01,02,00,01,01,00,00,00,00,00,\
  05,12,00,00,00,00,00,00,00,00,00,1c,00,ff,01,0f,00,01,02,00,00,00,00,00,05,\
  20,00,00,00,20,02,00,00,00,00,00,00,00,00,18,00,8d,01,02,00,01,01,00,00,00,\
  00,00,05,0b,00,00,00,20,02,00,00,00,00,1c,00,fd,01,02,00,01,02,00,00,00,00,\
  00,05,20,00,00,00,23,02,00,00,00,00,00,00,01,01,00,00,00,00,00,05,12,00,00,\
  00,01,01,00,00,00,00,00,05,12,00,00,00

Command Prompt in Explorer

Windows Registry Editor Version 5.00

[HKEY_CLASSES_ROOT\Directory\shell\opennew]

@="Dos Prompt in Directory"
[HKEY_CLASSES_ROOT\Directory\shell\opennew\command]

@="cmd.exe /k cd %1"

[HKEY_CLASSES_ROOT\Drive\shell\opennew]

@="Dos Prompt in Drive"

[HKEY_CLASSES_ROOT\Drive\shell\opennew\command]

@="cmd.exe /k cd %1"

Alert for Empty Subject Line in Outlook Express

 Just follow below steps,
1. Open the Outlook
2. Open Visual basic editor by pressing ALT+F11
3. Then from left pane expand the Project1 untill you see "ThisOutlookSession"
4. Copy & Paste the below code in "ThisOutlookSession" Window.
6. Save and Close the window. It's done!

Private Sub Application_ItemSend(ByVal Item As Object, Cancel As Boolean)

    If Item.Subject = "" Then

        'Edit the message and the popup caption on the next line as desired.'

        MsgBox "You are not allowed to send an item with a blank subject.  Please enter a subject and send again.", vbCritical + vbOKOnly, "Prevent Blank Subjects"

        Cancel = True

    End If

End Sub