Notes from the journey — building products from Seginim, Bengkulu Selatan.https://nelenga.com/enhttps://nelenga.com/blog/avif-vs-webp/https://nelenga.com/blog/avif-vs-webp/AVIF vs WebP compared: compression efficiency, image quality, browser support, and which next-gen format to ship in 2026.Wed, 09 Sep 2026 14:00:00 GMThttps://nelenga.com/blog/lossy-vs-lossless-compression/https://nelenga.com/blog/lossy-vs-lossless-compression/Lossy vs lossless compression explained: how each shrinks image file size, what quality you lose, and when to use which.Wed, 09 Sep 2026 02:00:00 GMThttps://nelenga.com/blog/what-is-exif-data/https://nelenga.com/blog/what-is-exif-data/What is EXIF data? Learn what metadata your photos carry, why it matters for privacy, and how to view or remove it before sharing.Tue, 08 Sep 2026 14:00:00 GMThttps://nelenga.com/blog/webp-vs-jpeg/https://nelenga.com/blog/webp-vs-jpeg/WebP vs JPEG: how much smaller WebP really is, what a WebP file is, browser support, and when JPEG is still the safer choice.Tue, 08 Sep 2026 02:00:00 GMThttps://nelenga.com/blog/image-resolution-explained/https://nelenga.com/blog/image-resolution-explained/Image resolution explained simply: pixels, DPI vs PPI, what DPI to use for the web, and how resolution drives file size.Mon, 07 Sep 2026 14:00:00 GMThttps://nelenga.com/blog/jpeg-vs-png/https://nelenga.com/blog/jpeg-vs-png/JPEG vs PNG explained simply: how each compresses, when transparency matters, and which format keeps your images small without looking bad.Mon, 07 Sep 2026 02:00:00 GMThttps://nelenga.com/blog/best-image-format-for-web/https://nelenga.com/blog/best-image-format-for-web/JPEG, PNG, WebP, or AVIF? A plain-English guide to choosing the best image format for the web by use case, quality, and file size.Sun, 06 Sep 2026 14:00:00 GMThttps://nelenga.com/blog/how-to-count-syllables/https://nelenga.com/blog/how-to-count-syllables/Learn to count syllables the easy way: the clapping method, vowel-sound rules and tricky cases, with examples like haiku and common words.Sun, 06 Sep 2026 02:00:00 GMThttps://nelenga.com/blog/speaking-time-words-per-minute/https://nelenga.com/blog/speaking-time-words-per-minute/Most people speak 130-150 words per minute, so a 5-minute speech is roughly 650-750 words. See speaking time by word count and how to pace it.Sat, 05 Sep 2026 14:00:00 GMThttps://nelenga.com/blog/twitter-character-limit/https://nelenga.com/blog/twitter-character-limit/What's the character limit on Twitter/X and other platforms? See current caps, why limits exist, and how characters are counted with and without spaces.Sat, 05 Sep 2026 02:00:00 GMThttps://nelenga.com/blog/flesch-reading-ease/https://nelenga.com/blog/flesch-reading-ease/What is a good Flesch Reading Ease score? Understand the Flesch-Kincaid, Gunning Fog and SMOG formulas and how to make writing easier to read.Fri, 04 Sep 2026 14:00:00 GMThttps://nelenga.com/blog/average-reading-speed/https://nelenga.com/blog/average-reading-speed/The average adult reads 200-250 words per minute. Learn typical reading speeds by age and purpose, and how reading time is calculated.Fri, 04 Sep 2026 02:00:00 GMThttps://nelenga.com/blog/how-many-pages-is-1000-words/https://nelenga.com/blog/how-many-pages-is-1000-words/1000 words is about 2 pages single spaced or 4 double spaced. See exact page counts for 250, 500, 1000 and 2000 words at common settings.Thu, 03 Sep 2026 14:00:00 GMThttps://nelenga.com/blog/words-per-page/https://nelenga.com/blog/words-per-page/How many words fit on a page? See word counts for single vs double spacing, common fonts, and essay lengths, plus what actually changes the number.Thu, 03 Sep 2026 02:00:00 GMThttps://nelenga.com/blog/pdf-metadata-explained/https://nelenga.com/blog/pdf-metadata-explained/What is PDF metadata? See what hidden data your PDFs carry, how to view document properties, and the privacy reasons to clean it before sharing.Wed, 02 Sep 2026 14:00:00 GMThttps://nelenga.com/blog/vector-vs-raster-in-pdfs/https://nelenga.com/blog/vector-vs-raster-in-pdfs/Vector vs raster inside a PDF explained: how image type, DPI, and resolution drive file size and print quality, and what you can safely shrink.Wed, 02 Sep 2026 02:00:00 GMThttps://nelenga.com/blog/pdf-a-explained/https://nelenga.com/blog/pdf-a-explained/What is PDF/A? Understand the ISO archiving standard, how PDF/A differs from regular PDF, its sub-types, and when you're required to use it.Tue, 01 Sep 2026 14:00:00 GMThttps://nelenga.com/blog/why-is-my-pdf-so-big/https://nelenga.com/blog/why-is-my-pdf-so-big/Big PDF? Learn exactly what bloats a PDF file size, embedded images, scans, fonts and metadata, and how each part drives the numbers up.Tue, 01 Sep 2026 02:00:00 GMThttps://nelenga.com/blog/markdown-vs-html/https://nelenga.com/blog/markdown-vs-html/Markdown vs HTML compared: readability, control, and speed. Learn when to use each, their limits, and how to safely mix HTML inside Markdown.Mon, 31 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/markdown-table-alignment/https://nelenga.com/blog/markdown-table-alignment/Control Markdown table columns: align left, right, or center with colons, plus fixes for column width and multi-line cell limits.Mon, 31 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/markdown-code-blocks/https://nelenga.com/blog/markdown-code-blocks/Learn Markdown code blocks: inline code, fenced blocks, and language syntax highlighting for GitHub and static sites, with clear examples.Sun, 30 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/markdown-links-guide/https://nelenga.com/blog/markdown-links-guide/Master Markdown links: inline, reference-style, relative paths, and anchor links to headings, with copy-paste examples and common pitfalls.Sun, 30 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/how-to-make-a-table-in-markdown/https://nelenga.com/blog/how-to-make-a-table-in-markdown/Build Markdown tables by hand: syntax, headers, column alignment, and GitHub-ready examples. Plus a faster way to convert spreadsheet data into a table.Sat, 29 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/markdown-syntax-guide/https://nelenga.com/blog/markdown-syntax-guide/Learn Markdown syntax from scratch: headings, bold, lists, links, code, and tables. A complete beginner-friendly cheat sheet with copy-paste examples.Sat, 29 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/url-encoding-explained/https://nelenga.com/blog/url-encoding-explained/Why URLs use %20 instead of spaces: percent-encoding explained, which characters are reserved vs unreserved, and when to encode query strings and paths.Fri, 28 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/utf-8-vs-ascii/https://nelenga.com/blog/utf-8-vs-ascii/UTF-8 vs ASCII made simple: how each maps characters to bytes, why ASCII is a subset of UTF-8, and how Unicode fixed the mess of legacy encodings.Fri, 28 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/sha256-vs-md5/https://nelenga.com/blog/sha256-vs-md5/SHA-256 vs MD5 compared: speed, collision resistance, output length, and when MD5 is still fine (spoiler: only non-security checks). Clear guidance, no jargon.Thu, 27 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/what-is-base64-encoding/https://nelenga.com/blog/what-is-base64-encoding/Base64 encoding explained: how 3 bytes become 4 characters, why it's not encryption, and where you'll meet it, data URIs, email, JWTs and API payloads.Thu, 27 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/hash-collision-explained/https://nelenga.com/blog/hash-collision-explained/What a hash collision is, why the pigeonhole principle guarantees they exist, the birthday paradox, and how hash tables and crypto handle collisions.Wed, 26 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/what-is-a-checksum/https://nelenga.com/blog/what-is-a-checksum/What a checksum is in plain terms, why downloads publish them, and step-by-step how to verify a file's SHA-256 or MD5 checksum on Windows, macOS and Linux.Wed, 26 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/what-is-hashing/https://nelenga.com/blog/what-is-hashing/A plain-English guide to hashing: what a hash function is, how it turns data into a fixed fingerprint, and why hashes power passwords, checksums and integrit...Tue, 25 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/json-syntax-rules/https://nelenga.com/blog/json-syntax-rules/Every JSON syntax rule in one place: quotes, commas, brackets, allowed values and the mistakes that make JSON invalid, with examples.Tue, 25 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/json-data-types-explained/https://nelenga.com/blog/json-data-types-explained/A clear guide to JSON's six data types, string, number, object, array, boolean and null, with examples of nested objects and arrays.Mon, 24 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/json-schema-explained/https://nelenga.com/blog/json-schema-explained/JSON Schema explained: what it is, how it validates JSON structure and types, and a worked example you can adapt for your own data.Mon, 24 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/what-is-json/https://nelenga.com/blog/what-is-json/What is JSON? A plain-English guide to JavaScript Object Notation, what it stands for, how it works, its file format, and real-world examples.Sun, 23 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/csv-vs-excel/https://nelenga.com/blog/csv-vs-excel/CSV vs Excel explained: what a plain-text CSV can and can't do versus an XLSX workbook, and which to pick for your data.Sun, 23 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/csv-encoding-utf-8/https://nelenga.com/blog/csv-encoding-utf-8/Mojibake in your CSV? Learn how character encoding and UTF-8 work, why Excel mangles accents, and how to fix a broken CSV.Sat, 22 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/csv-delimiter-explained/https://nelenga.com/blog/csv-delimiter-explained/Why do some CSV files use semicolons or tabs instead of commas? A guide to CSV delimiters and how to pick the right one.Sat, 22 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/csv-vs-json/https://nelenga.com/blog/csv-vs-json/CSV vs JSON compared: flat tables vs nested data, when each format wins, and how to move data between them.Fri, 21 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/tsv-vs-csv/https://nelenga.com/blog/tsv-vs-csv/TSV vs CSV: what a tab-separated values file is, how it differs from CSV, and when tabs beat commas as a delimiter.Fri, 21 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/what-is-a-csv-file/https://nelenga.com/blog/what-is-a-csv-file/What is a CSV file? A clear guide to comma-separated values, what CSV stands for, how the format works, and when to use it.Thu, 20 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/pdf-vs-word/https://nelenga.com/blog/pdf-vs-word/PDF vs Word: when a fixed PDF wins, when an editable Word doc wins, and how to pick the right format for resumes, contracts, and sharing.Thu, 20 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/comments-in-json/https://nelenga.com/blog/comments-in-json/JSON doesn't allow comments, here's why the spec forbids them, plus four practical workarounds including comment keys, JSONC and JSON5.Wed, 19 Aug 2026 14:00:00 GMThttps://nelenga.com/blog/what-is-a-searchable-pdf/https://nelenga.com/blog/what-is-a-searchable-pdf/A searchable PDF looks the same but behaves differently. Learn how OCR turns a scanned, image-only PDF into selectable, searchable text.Wed, 19 Aug 2026 02:00:00 GMThttps://nelenga.com/blog/json-escape-characters-explained/https://nelenga.com/blog/json-escape-characters-explained/Which characters must be escaped in JSON and why, double quotes, backslashes, newlines, tabs and Unicode escape sequences, with examples.Mon, 17 Aug 2026 17:00:00 GMThttps://nelenga.com/blog/json-vs-yaml-vs-xml/https://nelenga.com/blog/json-vs-yaml-vs-xml/JSON vs YAML vs XML compared: syntax, readability, comments, file size and best use cases, so you can pick the right data format.Mon, 17 Aug 2026 17:00:00 GMT