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November 27, 2019

Palindrome Check


Case insensitive:
Space insensitive:
Only letters:

November 17, 2019

Number to Word

This is task from CheckIO.


Mine takes only 4 digits so far.

Numbers to Words Calculator takes bigger numbers.
or enter "1000001=english" without quotes in Google Search and see what happens.

October 06, 2019

Random Lottery Numbers Generator





Random array of number(s):

September 21, 2019

No repeating symbol

If text (unique charset) is consisted of unique symbols image will show checkmark if it's not it will show cross.

Unique charset:

September 12, 2019

From base 10 to base X

Change input (base 10) and output (base X) will automatically change.
Default charset is set to hexdecimal (base 16) and it is case senstive.
Meaning f is not same as F.




Future tasks:
- Case Insenstive Checkbox

July 14, 2019

Compare Numbers

Unique - All different lines sorted
Sort - Sorts lines
Remove All Empty Lines - Self explanatory
- Compares lines of first textbox to lines of second textbox and result are shown in third textbox. It doesn't matter have you compared first textbox to second textbox or vice-versa, it's associative.
Add Zeros - Adds zeroes to array (Intended to work with numbers only)
Remove Zeros - Removes zeros (WARNING: works only with numbers)
Compared to:

Compared against:


June 07, 2019

Base 10 to Binary Python

def base10tobin(number_10):
  b = ""
  while number_10:
    b += str(number_10 % 2)
    number_10 //= 2
  return b[::-1]

June 06, 2019

Numeral Systems Javascript

Default charset is set to base 16.
You input value in base X and output is in base 10.



Try changing input.

Used code from
Work in progress...

May 29, 2019

Simple encoding


May 18, 2019

CT SF 3 - BioTerror Codes

Game: CT Special Forces 3 - Bio -Terror

Console: Game Boy Advance


Hope these codes work for you.

It's not complete list of PINs. 

Number of PINs: 210/???  

Textual File

May 17, 2019

Check ISBN

Checks ISBN-10 and ISBN-13 (EAN-13)

Usage: Just enter ISBN in box and validation image will pop up.
Be sure whether you want to check 10 digits or 13 digits.

False negative or false positive
Don't take this seriously it may fail at some point. I'll do my best to fix it.
I recommend you don't use it for prefix 979 just for 978
There's is
or some other site that does what you need.


April 17, 2019

ROT-X Encode Code Python

rot_charset = raw_input("Charset: ")
tekst = raw_input("Text: ")
tekst2 = ""
for chrx in tekst:
  if chrx in rot_charset:
    tekst2 += rot_charset[(rot_charset.index(chrx) + len(rot_charset)/2) % len(rot_charset)]
    tekst2 += chrx 
print tekst2

March 03, 2019

Example digits „1301“ could be following:

1. PIN (Computer, Phone, Game, TV, ATM, Locker, KeyLock ...)
2. Year (Chinese, ...)
3. Hours and Minutes
4. Day and Month
5. Phone number (Services, ...)
6. Number of letter (0 - [Space], A - 1, B – 2, C – 3, ...)
7. Lipstik (Leet Speak)
8. Number (Hex, Dec, Oct ...)
9. Part of registration plates
10. Reversed or scrambled
11. Combination any of these above
12. Random digits
13. Something else

FireFox Keyboard Shortcuts

CTRL + SHIFT + P (Private Browsing)
CTRL + T (New Tab)
CTRL + ALT (Switch between tabs)
CTRL + W (Close Tab)
CTRL + H (Show/Hide History)
CTRL + J (Shows downloads)
CTRL + F or F3 - Find/Find next
F5 (Refresh webpage)
F11 - Full Screen Mode/Exit Full Screen Mode
ALT + Left Arrow - Page Back (12.09.2020)
ALT + Right Arrow - Page Forward (12.09.2020)
ALT, f, x (EXIT)

Word Keyboard Shortcuts


BACKSPACE (deletes character on left from blinking cursor)
DELETE (deletes character on right from blinking cursor)

CTRL + Z (Undo)
CTRL + S (Save)

CTRL + A (Selects everything)
CTRL + C (Copy)
CTRL + V (Paste)
CTRL + X (Cut)

CTRL + F (Find...)

CTRL + B (Bold)
CTRL + I (Italic)
CTRL + U (Underline)

ENTER (New Paragraph)
SHIFT + ENTER (New line)
CTRL + ENTER (Page Break New Page)

HOME (Beginning of line)
END (End of line)

SHIFT + F3 (Switch case)

CTRL + HOME (Anchor goes to Start of document)
CTRL + END (Anchor goes to End of document)

CTRL + Right Arrow (word by word)
CTRL + Left Arrow (word by word)

SHIFT + Up Arrow
SHIFT + Down Arrow

SHIFT + END (Selects all from left to right relative to blinking cursor)
Example: H|ello -->  Hello|

SHIFT + HOME (Selects all from right to left relative to blinking cursor)
Example: Hello what|'s app? --> |Hello what's app?

CTRL + SHIFT + END (Depending on where blinking cursor is selects all from left of to right to end of document)
CTRL + SHIFT + HOME (Depending on where blinking cursor is selects all from right to left till start of document)

PAGE UP (Goes from current page to previous page)
PAGE DOWN (Goes from current page to next page)

Practice, practice, practice...

March 01, 2019

Windows 7 KeyBoard Shortcuts

Windows 7:

F1 (Help)
F2 (Rename)
CTRL + C (Copy)
CTRL + V (Paste)
CTRL + X (Cut)

CTRL + Z (Undo last operation)
CTRL + A (Select all)

ALT + TAB (Change between programs)
CTRL + ALT + DELETE (Calls options)
CTRL + SHIFT + ESC (Calls Task Manager)
CTRL + SHIFT + N (Creates New Folder)
LEFT ALT + LEFT SHIFT + NUM LOCK (use keyboard as mouse)
WIN + R (Run Task)
WIN + F (Search)
WIN + D (Desktop)
WIN + E (Computer)
WIN + L (Lock Screen)

TAB (next object)
SHIFT + TAB (previous object)

ALT + F4 (Close Window)
PRINT SCREEN (Takes screenshot)
ALT + PRT SCR (Takes screenshot of focused window)
ALT GRAPH + X (Editing Screenshot)
WIN+R, type "cmd", ENTER (Run command prompt)

CAPS LOCK OFF (lower case)

INSERT ON (Over type)
INSERT OFF (No over type)

DELETE - send folder (with subfolders and files if there is any) or file(s) to Recycle Bin.
SHIFT + DELETE - Permanently delete file

For those who want to know more:
Windows 7: Open Explorer; Click on top right corner blue question mark button and select View Help (blue book)
Search for "keyboard" in your system's language and there it should be in those links full Key Shortcut list for Windows 7. Depending on what you need.

February 10, 2019

Acronyms, Abbreviations, Leet speak, ...

LOL - Laughing Out Loud; Lots of love
AFAIK - As Far As I Know
ROFL - Rolling on floor laughing
BTW - By the Way
AKA - Also Known As
C U - See you
OMG - Oh my God
Pwn - Own (Typo)
LMAO - Laughing my ass off
G2G - Going to go
BRB - Be right back
Pop - Popular, Pop
GB - Game Boy, Giga Byte
GBA - Game Boy Advance
GBC - Game Boy Color
NES - Nintendo Entertainment System
SNES - Super Nintendo Entertainment System
NDS - Nintendo Dual Screen
BFF - Best Friends Forever
BF - Boy Friend, Brute Force
FF - FireFox, Foo Fighters, Final Fantasy, Fighting Force, Fear Factory, hexadecimal value for decimal value 255
THC - The Hacker Club, TetraHydroCannabinol
JMP - Jump
RET - Return
FTP - File Transfer Protocol
HTML - Hyper Text Markup Language
PHP - Personal Home Page, this is debatable.
JS - JavaScript, JaSon
HTTP - Hyper Text Transfer Protocol
SK8 - Skate
H8 - Hate
GC - Game Cube
GTA - Grand Theft Auto
SMTP - Simple Mail Transfer Protocol
CSS - Cascade Sheet Style
P2P - Peer to Peer
BIT - Binary Digit
LD - Load
DL - Download
WIN - Windows
REGEX - Regular Expression
MMORPG - Massively Multiplayer Online Role Playing Game
RPG - Role Playing Game
BPS - Beats Per Second
PPC - Pay Per Click
FPS - Frames Per Second, First Person Shooter
RISC - Reduced Instruction Set Computer
ARM - Advanced RISC Machine
MOAR - More
W8 - Wait
M8 - Mate
RPM - Rotate Per Minute
KB - Kilo Byte
MB - Mega Byte
TB - Terra Byte
PB - Peta Byte
RAM - Random Access Memory
ROM - Read Only Memory
HDD - Hard Disk Drive
USB - Universal Serial Bus
CPU - Central Processing Unit
ALU - Arithmetic-Logic Unit ?
S. O. S. - Save Our Souls
CD - Compact Disc
PS1 - Play Station 1
PC - Personal Computer
LASER - Light Amplification by Stimulated Emission of Radiation
P&P - Postage & Packaging
Bot - Short for Robot
ARP - Advance Routing Protocol
DSL - Damn Small Linux, Also type of internet connection
ISBN - International Standard Book Number
MD - Message Digest
Sup? - What's up?
A. D. - Anno Domini
P. S. - Post Scriptum
ETC - Et cettera (meaning: and so on, ...)
PDA - Personal Digital Assistant
THX, TNX, THNX, TX - Thanks
PSP - Play Station Portable
SP - Service Pack, Small Pack
PR - Public Relations
VGA - Video Graphics Array
DIV - Division
HREF - Hyperlink Reference
IMG - Image
SRC - Source
SC - Source Code
FB - Face Book
FBI - Face Book Investigation (this one is joke)
K - Okay, Key
KK, Okay OK
KKK - Klu Klux Klan
Croc - Short for crocodile
Gex - Gecko
USD - United States Dollar
GBP - Great British Pound
Phool - Fool
AVG - average
AV - Anti Virus
NASA -  National Aeronautics and Space Administration
MI6 -
CIA - Central Intelligence Agency
URL - Uniform Resource Locator
URI - Uniform Resource Identifier
BASIC - Beginner's All-purpose Symbolic Instruction Code
ASCII - American Standard Code for Information Interchange
FORTRAN - Formula Translation
Y2K - Year 2000
LED - Light-Emitting Diode
QRC  or QR Code is short for Quick Response Code (it's 2D code)
TBH - To be honest
AFK - Away from keyboard
ASAP - As soon as possible
AMAP - As much as possible (I don't know is this even used)
SQL - Structured Query Language (sometimes read sequel)
DDL - Data Definition Language
DML - Data Manipulation Language
U2 - You too.
BR - Break
IP - Internet Protocol
CRT - Cathode Ray Tube
ATM - Automated Teller Machine
DLL - Dynamic Link Library
WAMP - Windows + Apache + MySQL + PHP
LAMP - Linux + Apache + MySQL + PHP
CGI - Computer Generated Imagery, Common Gateway Interface
IRL - In real life
DBMS - Data Base Management System
WTF - What The F**k; Wow That's Fantastic (joke)
FTW - For The Win
FYI - For Your Information
SMS - Short Message Service
SIM - Subscribers Identity Module
PIN - Personal Identification Number
WIP - Work in progress
GUI - Graphical User Interface
CLI - Command-Line Interface
IDE - Integrated Development Environment
RAT - Remote Administration Tool
UDP - User Datagram Protocol
TCP - Transmission Control Protocol
VS - Visual Sudio
VB - Visual Basic
PS - PhotoShop
VBA - Visual Boy Advance, Visual Basic for Applications
FAQ - Frequently Asked Questions
OTP - One Time Password
PL - Programming Language, PlayList
TTYL - Talk To You Later
VIP - Very Important Person
JIT - Just In Time
TTL - Time To Live
UX - User Experience
API - Application Programming Interface
OCR - Optical Character Recognition
ID - Identity
IIRC - If I remember correctly
RC - Remote Controller, Rotting Christ (band)
TY - Thank you
OST - Original Sound Track
CMS - Content Management System
MATLAB - Matrix Laboratory 
SHA - Secure Hashing Algorithm


There are so many more...when I recall more I'll add here when possible.

If you see any errors or mistakes or you just want to add something please leave a comment below.

February 04, 2019

How to run Command prompt tricks [WINDOWS 7]

CMD is short for Command.
Command prompt is also sometimes called terminal, console...
Command prompt is legacy of DOS (Disk Operating System)

Three ways to run console:

Press WIN KEY + R, type "cmd" (without quotes) in textbox and press ENTER
Press WIN KEY, type "cmd", Press ENTER
Press on Windows start button -> All Programs -> Accessories -> Command Prompt

When command prompt is open write "start" without quotes and hit ENTER
this command will run your default web browser and it'll try to open google website.
You can enter any web address you want instead of

You can also run this "start ." when you run this command it will open current directory in Windows Explorer (GUI).

For more information about Start command write "help start" (without quotes) in CMD and press enter.

Some basic DOS commands:
help - help - shows all available commands
dir - directory - lists all files and directories in current directory
md - make directory - makes new directory
rd - remove directory - deletes directory
cd - change directory - navigation through directories
copy - copies file(s) and/or directorie(s)
move - moves file(s) and/or folder(s) to another place
ren - rename - renames directorie(s) or file(s)
del - delete - deletes folder(s) and/or file(s)
cls - clear screen
edit - simple file editor

January 31, 2019

Free Lunch Design Games

Best working on Windows XP

Here's link for games:

January 21, 2019

Basic validating of the email address in python

More on E-mail:

Insert text from files in to one document.

Word -> Insert -> (Text) Object -> Text from File...


Page Setup -> Breaks -> Next Page
Will be divided in sections.
Section 1.
Page under is Section 2.
Click on Section 2 and go to
Design -> Uncheck Link to previous
to unlink sections.

January 20, 2019

How to Remove ALL Page Breaks from Word Document

Home -> Replace -> More >> -> Special -> Manual Page Break -> Replace All