Blog
Technology and educational articles.
Developer
Base64 Is Not Encryption: How It Works and When to Use ItLearn how Base64 turns bytes into text, with a worked example, why it adds a third in size, what Base64URL changes, and why it never protects secrets.
2026-10-03 · 8 min read · AI-assisted
Education
CGPA vs Percentage: How Conversion Works and Why It VariesCGPA vs percentage explained: how CGPA is built from credits and grade points, how a conversion factor works, and why every institution differs.
2026-10-03 · 5 min read · AI-assisted
Writing
Characters, Words and Reading Time: How Text Counts WorkHow word counters decide what a word or a character is, why totals differ between tools, and how reading time is estimated from word count.
2026-10-03 · 6 min read · AI-assisted
Developer
Common JSON Errors and How to Fix ThemWhy your JSON fails to parse: the common JSON errors, such as trailing commas, single quotes and bad escapes, and a quick way to fix each one.
2026-10-03 · 6 min read · AI-assisted
Images
HEIC vs JPG: Why iPhone Photos Will Not Open and How to Convert ThemHEIC vs JPG explained: why iPhone photos fail to open or upload on some devices, what the formats are, and how to convert HEIC to JPG safely.
2026-10-03 · 5 min read · AI-assisted
Finance
How Is EMI Calculated? The Formula, a Worked Example and What Changes ItLearn the EMI formula symbol by symbol, follow a full worked example, see how interest and principal shift each month, and how tenure and rate change cost.
2026-10-03 · 7 min read · AI-assisted
Finance
How GST Is Calculated: Adding and Removing GST With ExamplesLearn how GST is calculated: add GST to a price, remove it from a GST-inclusive amount, and split it into CGST, SGST and IGST, with worked examples.
2026-10-03 · 5 min read · AI-assisted
Maths
How to Calculate Exact Age and the Difference Between Two DatesHow to calculate exact age in years, months and days, plus the number of days between two dates, with borrowing, leap years and worked examples.
2026-10-03 · 5 min read · AI-assisted
Maths
How to Calculate Percentage: The Seven Cases You Actually NeedHow to calculate percentage in seven everyday cases: percent of a number, increase, decrease, reverse percentages and more, with worked examples.
2026-10-03 · 5 min read · AI-assisted
Images
How to Compress Images Without Visible Quality LossLearn how to compress images without losing visible quality: resize first, pick the right format, tune quality, and avoid common compression traps.
2026-10-03 · 5 min read · AI-assisted
PDF
How to Merge and Split PDF Files Without Uploading ThemLearn how to merge PDF files and split a PDF into smaller documents, in the right order, and how to keep private files on your own device.
2026-10-03 · 6 min read · AI-assisted
Career
How to Tailor Your Resume to a Job Description Step by StepLearn how to tailor your resume to a job description: read the posting, match real experience to requirements and edit quickly without exaggerating.
2026-10-03 · 5 min read · AI-assisted
Images
How to Turn Photos Into a PDF and Keep the File SmallLearn how to turn photos into a PDF, put the pages in order, and keep the file small enough to email or upload, with practical size tips.
2026-10-03 · 5 min read · AI-assisted
Career
How to Write an ATS-Friendly Resume That Software and People Can ReadHow to write an ATS-friendly resume: simple structure, readable formatting and honest keywords, with before and after examples and a checklist.
2026-10-03 · 5 min read · AI-assisted
Images
Image Resolution, DPI and Pixels ExplainedImage resolution, DPI and pixels explained simply: what each term means, how to calculate print size, and what resolution you need for screens and print.
2026-10-03 · 5 min read · AI-assisted
Developer
JSON vs XML vs YAML: How the Formats DifferJSON vs XML vs YAML compared: syntax, comments, data types, readability and typical uses, so you can pick the right format for your data.
2026-10-03 · 6 min read · AI-assisted
Career
One-Page or Two-Page Resume: How to Decide What Length Fits YouOne page or two page resume? Use these practical tests to choose the right resume length, trim what does not help and keep what does.
2026-10-03 · 5 min read · AI-assisted
Images
PNG vs JPG vs WebP: Which Image Format Should You Use?PNG vs JPG vs WebP explained in plain English: how each format stores pixels, when to pick which, and how to convert between them safely.
2026-10-03 · 5 min read · AI-assisted
Developer
Regular Expressions for Beginners: A Practical GuideLearn regular expressions step by step: literals, character classes, quantifiers, groups, anchors and flags, with small examples you can test.
2026-10-03 · 6 min read · AI-assisted
Career
Common Resume Mistakes and How to Fix Them Before You ApplyCommon resume mistakes, from vague bullets to messy formatting and typos, with clear before and after fixes you can apply in one sitting.
2026-10-03 · 5 min read · AI-assisted
Finance
SIP vs Lump Sum Investing: How the Maths DiffersSIP vs lump sum investing explained with worked examples: how timing, compounding and price averaging change the arithmetic, with no predictions.
2026-10-03 · 5 min read · AI-assisted
Developer
What Is a JWT and How Do You Read One?Learn how a JSON Web Token is built, how to decode a sample by hand, what the claims mean, and what a server must verify before trusting one.
2026-10-03 · 6 min read · AI-assisted
Developer
What Is URL Encoding (Percent-Encoding) and When Do You Need It?URL encoding, also called percent-encoding, replaces unsafe characters with a percent sign and hex digits; learn how it works and when to use it.
2026-10-03 · 5 min read · AI-assisted