https://sjcreation.tech/blog/ Guides, tutorials, and tips for free online tools. en-us Wed, 22 Jul 2026 09:41:42 +0000 https://sjcreation.tech/blog/how-to-read-androidmanifest-xml/ https://sjcreation.tech/blog/how-to-read-androidmanifest-xml/ Wed, 22 Jul 2026 00:00:00 +0000 Android Tools The manifest is the blueprint of every Android app. Learn how to read AndroidManifest.xml — activities, services, permissions, and intent filters — with confidence. https://sjcreation.tech/blog/how-to-preview-android-boot-animation/ https://sjcreation.tech/blog/how-to-preview-android-boot-animation/ Mon, 20 Jul 2026 00:00:00 +0000 Android Tools Rebooting your phone just to check an animation is slow and risky. Learn how to preview a bootanimation.zip in your browser so you catch problems before you flash. https://sjcreation.tech/blog/what-is-lorem-ipsum-placeholder-text/ https://sjcreation.tech/blog/what-is-lorem-ipsum-placeholder-text/ Mon, 20 Jul 2026 00:00:00 +0000 Developer Tools Lorem ipsum is the nonsense Latin every designer knows. Learn where it came from, why placeholder text is useful, and how to use it without hurting your workflow. https://sjcreation.tech/blog/what-is-sha256-hash/ https://sjcreation.tech/blog/what-is-sha256-hash/ Mon, 20 Jul 2026 00:00:00 +0000 Security Tools SHA-256 secures passwords, verifies files, and underpins blockchains. Learn what a cryptographic hash is, what SHA-256 guarantees, and how to generate one. https://sjcreation.tech/blog/how-to-create-android-boot-animation-from-video/ https://sjcreation.tech/blog/how-to-create-android-boot-animation-from-video/ Sun, 19 Jul 2026 00:00:00 +0000 Android Tools Have a short video clip you love? Turn it into a custom Android startup animation. Here is how video-to-boot conversion works and how to get a clean, smooth result. https://sjcreation.tech/blog/unix-timestamps-explained/ https://sjcreation.tech/blog/unix-timestamps-explained/ Sun, 19 Jul 2026 00:00:00 +0000 Developer Tools That big number in your logs and APIs is a Unix timestamp. Learn what epoch time is, why developers use it, and how to convert between timestamps and dates. https://sjcreation.tech/blog/url-encoding-explained/ https://sjcreation.tech/blog/url-encoding-explained/ Sun, 19 Jul 2026 00:00:00 +0000 Developer Tools Spaces, ampersands, and special characters can break a URL. Learn what URL encoding does, when you need it, and how to encode query parameters correctly. https://sjcreation.tech/blog/what-is-a-uuid/ https://sjcreation.tech/blog/what-is-a-uuid/ Sun, 19 Jul 2026 00:00:00 +0000 Developer Tools UUIDs are everywhere in modern software as unique identifiers. Learn what they are, how they guarantee uniqueness, and when to use them instead of sequential IDs. https://sjcreation.tech/blog/what-is-base64-encoding/ https://sjcreation.tech/blog/what-is-base64-encoding/ Sun, 19 Jul 2026 00:00:00 +0000 Developer Tools Base64 shows up in emails, data URIs, and APIs — but what is it actually doing? Here is a clear explanation of Base64 encoding, its uses, and its limits. https://sjcreation.tech/blog/how-to-minify-css/ https://sjcreation.tech/blog/how-to-minify-css/ Sat, 18 Jul 2026 00:00:00 +0000 Developer Tools Minifying CSS is one of the simplest performance wins available. Learn what minification removes, how much you save, and how to fit it into your workflow. https://sjcreation.tech/blog/how-to-test-regular-expressions/ https://sjcreation.tech/blog/how-to-test-regular-expressions/ Sat, 18 Jul 2026 00:00:00 +0000 Developer Tools Regular expressions are powerful but easy to get wrong. Learn the core syntax, how to test patterns safely, and the mistakes that trip up even experienced developers. https://sjcreation.tech/blog/how-to-turn-a-gif-into-android-boot-animation/ https://sjcreation.tech/blog/how-to-turn-a-gif-into-android-boot-animation/ Sat, 18 Jul 2026 00:00:00 +0000 Android Tools Want your phone to greet you with a custom animation at startup? Here is how to convert any GIF into a ready-to-flash Android bootanimation.zip the right way. https://sjcreation.tech/blog/how-to-validate-json-and-fix-errors/ https://sjcreation.tech/blog/how-to-validate-json-and-fix-errors/ Sat, 18 Jul 2026 00:00:00 +0000 Developer Tools A single misplaced comma can make an entire JSON payload invalid. Learn how JSON validation works, the errors that cause 90% of failures, and how to fix them fast. https://sjcreation.tech/blog/html-entities-explained/ https://sjcreation.tech/blog/html-entities-explained/ Sat, 18 Jul 2026 00:00:00 +0000 Developer Tools Why does < turn into &lt; and why does it matter for security? Learn what HTML entities are, when to encode, and how they protect your pages from breaking or XSS. https://sjcreation.tech/blog/jpg-vs-png-vs-webp-which-format-to-choose/ https://sjcreation.tech/blog/jpg-vs-png-vs-webp-which-format-to-choose/ Sat, 18 Jul 2026 00:00:00 +0000 Image Tools JPG, PNG, and WebP each win in different situations. This plain-English comparison helps you pick the right format every time — for the web, print, or sharing. https://sjcreation.tech/blog/markdown-basics-write-and-preview/ https://sjcreation.tech/blog/markdown-basics-write-and-preview/ Sat, 18 Jul 2026 00:00:00 +0000 Developer Tools Markdown lets you format text with a few simple symbols instead of fiddly toolbars. Learn the core syntax and how to preview it live as you write. https://sjcreation.tech/blog/reduce-image-size-without-losing-quality/ https://sjcreation.tech/blog/reduce-image-size-without-losing-quality/ Sat, 18 Jul 2026 00:00:00 +0000 Image Tools Heavy images slow down websites and clog inboxes. Learn how image compression works and how to make files far smaller while keeping them looking crisp. https://sjcreation.tech/blog/text-case-explained/ https://sjcreation.tech/blog/text-case-explained/ Sat, 18 Jul 2026 00:00:00 +0000 Developer Tools camelCase, snake_case, kebab-case, PascalCase — programming is full of naming styles. Learn what each one is, where it is used, and how to convert between them. https://sjcreation.tech/blog/understanding-hex-rgb-hsl-colors/ https://sjcreation.tech/blog/understanding-hex-rgb-hsl-colors/ Sat, 18 Jul 2026 00:00:00 +0000 Design & Color HEX, RGB, and HSL all describe the same colors in different ways. Understand what each one means, when to use it, and how to convert between them with confidence. https://sjcreation.tech/blog/how-to-convert-video-to-gif/ https://sjcreation.tech/blog/how-to-convert-video-to-gif/ Fri, 17 Jul 2026 00:00:00 +0000 Video Tools GIFs are perfect for short, silent, looping clips. Learn how to convert video to GIF with the right length, frame rate, and size so it looks great and stays small. https://sjcreation.tech/blog/how-to-count-words-and-reading-time/ https://sjcreation.tech/blog/how-to-count-words-and-reading-time/ Fri, 17 Jul 2026 00:00:00 +0000 Developer Tools Word and character counts drive everything from tweets to meta descriptions to essays. Learn why they matter, how reading time is calculated, and how to track them. https://sjcreation.tech/blog/how-to-create-professional-qr-codes/ https://sjcreation.tech/blog/how-to-create-professional-qr-codes/ Fri, 17 Jul 2026 00:00:00 +0000 Developer Tools QR codes connect the physical and digital worlds in one scan. Learn how they work, how to make ones that reliably scan, and where they add real value. https://sjcreation.tech/blog/how-to-format-and-validate-json/ https://sjcreation.tech/blog/how-to-format-and-validate-json/ Fri, 17 Jul 2026 00:00:00 +0000 Developer Tools JSON is everywhere in modern development, and a single misplaced comma can break everything. Learn to format, validate, and debug JSON quickly and reliably. https://sjcreation.tech/blog/how-to-generate-strong-passwords/ https://sjcreation.tech/blog/how-to-generate-strong-passwords/ Fri, 17 Jul 2026 00:00:00 +0000 Security Tools Weak passwords are still the top cause of account breaches. Learn what actually makes a password strong and how to generate and manage passwords the right way. https://sjcreation.tech/blog/how-to-merge-pdf-files-online-securely/ https://sjcreation.tech/blog/how-to-merge-pdf-files-online-securely/ Fri, 17 Jul 2026 00:00:00 +0000 PDF Tools Combining multiple PDFs into one clean document should be simple and private. Here is how to merge PDFs correctly, control page order, and do it without uploading anything. https://sjcreation.tech/blog/how-to-split-large-pdf-files/ https://sjcreation.tech/blog/how-to-split-large-pdf-files/ Fri, 17 Jul 2026 00:00:00 +0000 PDF Tools Need just a few pages from a giant PDF, or want to break a report into sections? Here is how to split PDF files cleanly by page range, count, or individual pages. https://sjcreation.tech/blog/convert-pdf-to-editable-word-documents/ https://sjcreation.tech/blog/convert-pdf-to-editable-word-documents/ Thu, 16 Jul 2026 00:00:00 +0000 PDF Tools Turning a locked-down PDF back into an editable Word file is easier than retyping it. Here is how conversion works, when it shines, and how to get the cleanest result. https://sjcreation.tech/blog/convert-word-to-pdf/ https://sjcreation.tech/blog/convert-word-to-pdf/ Thu, 16 Jul 2026 00:00:00 +0000 PDF Tools Sharing a Word file risks broken fonts and shifted layouts on other devices. Converting to PDF locks everything in place. Here is how to do it right, every time. https://sjcreation.tech/blog/essential-adb-commands-every-android-user-should-know/ https://sjcreation.tech/blog/essential-adb-commands-every-android-user-should-know/ Thu, 16 Jul 2026 00:00:00 +0000 Android Tools ADB unlocks powerful control over your Android device from a computer. Here are the essential commands for installing apps, capturing screens, debugging, and more. https://sjcreation.tech/blog/how-to-check-apk-version-and-permissions/ https://sjcreation.tech/blog/how-to-check-apk-version-and-permissions/ Thu, 16 Jul 2026 00:00:00 +0000 Android Tools Before you install or share an APK, it pays to know exactly what is inside it. Here is how to read an APK's version, package name, SDK levels, and permissions.