Programmatic Ponderings

Personal list of useful Windows commands.

Simple Commands

Text Files
start textfile.txt (Opens text file in editor)
start notepad++ textfile.txt (Opens text file in Notepad++)
find "search
string" textfile.txt (Find all instances of search string in text file)
find /n "search
string" *.txt (Find all instances of search string in all text files, with line numbers)

Networking

General
nslookup servername (Get DNS information)
ping servername -n 5 (Ping address x times)
ipconfig /dnsflush (Purges the DNS Resolver cache)
ipconfig /renew (Renew the IPv4 address for the specified adapter)
netstat -a -b (List ports and executables)
netstat -a -b -p TCP >
temp_ip.txt (Print all TCP ports and executables to text file)
netstat -a -p TCP | grep
:22 (Find all TCP ports starting with 22)
reg query
"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings" | find /i "proxyserver" (Find Proxy)

Services

General
sc query | findstr name_to_search_for | findstr
SERVICE_NAME (get SERVICE_NAME of service(s))
sc queryex exact_service_name (Extended status of service)
sc qc exact_service_name (Configuration information of service)
sc
stop "SERVICE_NAME"
sc start "SERVICE_NAME"
sc config "SERVICE_NAME" obj= Account password= Password
C:\WINDOWS\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe /f C:\path\to\the\service.exe

File System

Files
dir /b > c:\filelist.txt (directory contents to text file)

Environment Variables

set (List all environment variable)
set | grep search_term|
sort (Find and sort all environment variables containing search_term)
echo %PATH% (Access value of single variable)

TechNet: Using Setx
setx VARIABLE "Value" /m (Set permanent global variable)
REG DELETE "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /f /v
VARIABLE_NAME (Remove global variable)
setx VARIABLE "Value" (Set permanent current user variable)
REG DELETE "HKCU\Environment" /f /v VARIABLE_NAME (Remove user variable)

PowerShell

Get-ChildItem Downloads -name

Other

whoami /groups > c:\my_groups.txt (List user groups to which the current user belongs)
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