windows

Windows hide sensitive folders 

copy /b <dummy.jpg>+<zipfile.zip> <sesitivepic.jpg>

Encrypt every file on folder 

cipher /E

whatever user is loggedin to windows only that user can view those files 

Hider folder contents from all other users 

attrib +h +s +r <foldername>

Unhide 

attrib -h -s -r <foldername>

See all wifi networks that machine connected to 

netsh wlan show profile

See all wifi networks with password

netsh show profile "<wifinetworkname>" key=clear

Store all saved password to file allpasswd

C:\Users\Desktop>for /f  “skip=9 tokens=1,2  delims=:" %i in ('netsh wlan show profiles') do @if  "%j" NEQ "" (echo SSID: %j & netsh wlan show profiles %j key=clear | findstr "Key Content") >> allpasswd

or 

- netsh wlan show profiles

  netsh wlan show profile name=WiFi_SSID key=clear

Other general commands 

- logoff

- shutdown /s

- chkdsk 

- sfc /scannow 

- diskpart and list disk

- ver 

- systeminfo

- ipconfig /all

- ipconfig /flushdns

- netsh winsock reset

- ping

- tracert

- prompt

Check if Site of up 

curl -Is https://www.ameen.guru 

Find your current public ipv4 

curl checkip.amazonaws.com 

create QR Code 

curl qrenco.de/https://www.ameen.guru 

Find meaning of word

curl dict.org/d:<word>

Find history of all commands 

doskey /history

open terminal 

Shift + right click == open in terminal 

Disable Services for performance 

SysMain

Run 

sysdm.cpl 

Advanced /settings -- Select Adjust for best performance 

task manager 

Startup/Disable not imp 

wmic memorychip get speed

wmic path win32_VideoController get name 

wmic path SoftwareLicensingService get OA3xOriginalProductKey

del /s /q C:\Windows\temp\*

del C:\Windows\prefetch\*.* /s /q 

Sample bat file 

echo off

if "%1"=="" goto blank

if "%1"=="nha" goto run

if "%1"=="sv" goto run

if "%1"=="ocps" goto run

if "%2"=="" goto blankjob

:RUN

START runServer.bat

cd ../target

timeout /t 2 /nobreak

cd output/%1

del /q *.*

cd ../..

echo "output dir cleared ..."

java -Dbatch.data.source.init=false -Ddistrict=%1 -jar transformation-tool-1.0.0.jar %2 %3

GOTO End

:BLANK

ECHO Please provide district as first parameter ie "run nha classes " for new Records or "run nha classes update" to create update records. valid values are "nha", "ocps" or "sv"

GOTO End

:BLANKJOB

ECHO Please provide output as second parameter ie "run nha classes update". valid values are "classes", "students" or "teachers"

GOTO End

:End

runServer.bat

cd hsqldb
java -cp ../lib/hsqldb.jar org.hsqldb.server.Server --database.0 file:testdb --dbname.0 testdb

stopServer.bat

java -jar .\lib\sqltool.jar  --inlineRc=url=jdbc:hsqldb:hsql://localhost/testdb,user=sa,password= --sql="SHUTDOWN;"