Useful tools 5 min
Как придумать название для бизнеса: принципы нейминга и генератор названий
Step-by-step breakdown of naming: techniques, checks, mistakes, and how a business name generator helps quickly brainstorm strong options.
Useful tools
Useful tools 5 min
Base64: how to encode and decode online in simple terms
Base64 converts any data into safe text: how it works, where it is used, and how to encode or decode a string online.
Useful tools 5 min
JavaScript decoder online: deobfuscation and code formatting
What is JS obfuscation, what is a js decoder for, and how to safely convert obfuscated code to a readable form — only for your own and legal code.
Useful tools 5 min
URL encoding (percent-encoding): what it is and how to decode it
Why do links have %20 and %D0%BF, which characters need to be encoded and how to perform reverse decoding of the address?
Useful tools 5 min
Lorem Ipsum: что такое текст-рыба и как его сгенерировать
Lorem Ipsum — the very 'dummy text' for layouts: where it came from, why it is needed in typesetting, how to generate the required volume, and what to replace it with in Russian.
Useful tools 6 min
Что такое UUID (GUID): версии, генерация и коллизии
UUID is a 128-bit unique identifier: versions v1/v4/v5/v7, use in databases and APIs, methods of generation and collision probability.
Useful tools 5 min
Как перевести цвет HEX в RGB: форматы HEX, RGB, HSL и alpha
HEX, RGB, and HSL are three representations of the same color: how to convert #3498DB to rgb(52,152,219), add alpha, and when each format is more convenient.
Useful tools 4 min
Конвертер величин: перевод единиц измерения онлайн
How to quickly convert miles to kilometers, pounds to kilograms, and Fahrenheit to Celsius — simple formulas and tables for length, weight, volume, temperature, and speed.
Useful tools 4 min
Генератор случайных чисел онлайн: как работает и честен ли он
How does an online random number generator work, can you trust pseudorandomness, and how to set the desired range in a second.
Useful tools 5 min
Римские цифры: таблица, правила и перевод в арабские
Seven symbols — I, V, X, L, C, D, M — and three rules: how to read and write Roman numerals and convert them to Arabic and back.
Useful tools 4 min
Счётчик символов и слов онлайн: как посчитать текст бесплатно
The character and word counter instantly shows the number of characters, words, and lines. Why count text and what limits apply in social media, SEO, and ads?
Useful tools 5 min
How to change text case online: UPPER, lower, and titles
UPPERCASE, lowercase, 'As in Sentences' and 'Each Word With Capital': why change case and how to make text uppercase or lowercase without retyping.
Useful tools 5 min
Телефонные коды городов и стран: как определить, откуда звонок
What do +7, +380, and 495 mean? How are the telephone codes of countries, cities, and operators structured, and how to understand where the call is from based on the number. With a table of codes.
Useful tools 5 min
Как создать QR-код онлайн: генератор кода за минуту
What is a QR code and how to create it online in a minute — for a link, text, Wi-Fi, or business card, plus tips on size and contrast.
Useful tools 4 min
Как придумать надёжный пароль: правила и генератор паролей
What makes a password secure, what mistakes do almost everyone make, and how do generators with managers simplify protection.
Useful tools 5 min
Транслит онлайн: как перевести текст в латиницу, правила и стандарты
What is transliteration, where is it needed — from SEO-friendly URLs and domains to passports, what standards exist, and how to convert text to Latin script without errors.
Useful tools 8 min
How to check internet speed for free: a step-by-step guide
How to check internet speed for free: a simple guide on how to measure ping, download, and upload without unnecessary costs and errors.
Useful tools 4 min
Как рассчитать ИМТ: формула и таблица индекса массы тела
What is BMI, the calculation formula, category table, limitations of the indicator, and what to do with the result.
Useful tools 5 min
Как посчитать проценты: формулы и примеры
How to calculate percentages without errors: percentage of a number, share, markup and discount, percentage difference — with formulas and examples.
Useful tools 5 min
Значение имени: как имя влияет на характер и судьбу
Where does the meaning of a name come from, does it influence character, and how to choose a name for a child — etymology, name days, and the number of the name.
