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Pankaj Tanwar

CS Engineer, writer, and creator. Sharing thoughts at https://pankajtanwar.in/blogs

Location Jaipur Joined Joined on  Personal website https://pankajtanwar.in/ github website

Education

MNIT Jaipur

Work

Software Developer

Four Year Club
Writing Debut
Three Year Club
Two Year Club
One Year Club
4 Week Writing Streak
DEV Grad 2020
Challenge of day #21 - Split a String in Balanced Strings

Challenge of day #21 - Split a String in Balanced Strings

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Challenge of the day #20 - To Lower Case.

Challenge of the day #20 - To Lower Case.

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3 min read
Challenge #19 - N-Repeated Element in Size 2N Array.

Challenge #19 - N-Repeated Element in Size 2N Array.

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Challenge #18 - Count Negative Numbers in a Sorted Matrix

Challenge #18 - Count Negative Numbers in a Sorted Matrix

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Challenge #17 - Sum of Unique Elements.

Challenge #17 - Sum of Unique Elements.

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Challenge #16 - Best Time to Buy and Sell Stock

Challenge #16 - Best Time to Buy and Sell Stock

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Challenge #15 - Count Number of Pairs With Absolute Difference K

Challenge #15 - Count Number of Pairs With Absolute Difference K

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3 min read
Prevent duplicate cron job running.

Prevent duplicate cron job running.

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What is the sorting algorithm behind ORDER BY query in MySQL?

What is the sorting algorithm behind ORDER BY query in MySQL?

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🎉 Launching Bestresources.co : Share & explore personal resources at one place!

🎉 Launching Bestresources.co : Share & explore personal resources at one place!

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5 min read
What is latency? Let’s deep dive & understand possible ways to optimise it.

What is latency? Let’s deep dive & understand possible ways to optimise it.

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Have you ever thought, how ‘nodemon’ works internally? Let’s build our own ‘nodemon’ in under 10 minutes!

Have you ever thought, how ‘nodemon’ works internally? Let’s build our own ‘nodemon’ in under 10 minutes!

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Do you know 0.1 + 0.2 ≠ 0.3 in JavaScript? Here is why!

Do you know 0.1 + 0.2 ≠ 0.3 in JavaScript? Here is why!

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How to implement WhatsApp like End-to-end encryption?

How to implement WhatsApp like End-to-end encryption?

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How does Github store millions of repo and billions of files?

How does Github store millions of repo and billions of files?

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System design : How Instagram computes real-time trending hashtags ?

System design : How Instagram computes real-time trending hashtags ?

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How database indexing actually works internally?

How database indexing actually works internally?

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Proxy vs Reverse Proxy - using a real life example!

Proxy vs Reverse Proxy - using a real life example!

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System Design - How to design Google Drive / Dropbox (a cloud file storage service)

System Design - How to design Google Drive / Dropbox (a cloud file storage service)

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System Design : Is client side load balancing a good idea?

System Design : Is client side load balancing a good idea?

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How Twitter stores 500M tweets a day?

How Twitter stores 500M tweets a day?

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Generating unique IDs in a distributed environment at high scale.

Generating unique IDs in a distributed environment at high scale.

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My journey - from python scripts to 20+ freelance full stack projects

My journey - from python scripts to 20+ freelance full stack projects

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5 min read
Explain the synchronous, callback, and async-await (promises) approach like I am 10🧒

Explain the synchronous, callback, and async-await (promises) approach like I am 10🧒

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Explain microservices like I am 10 🧒.

Explain microservices like I am 10 🧒.

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Placement Portal Project during summer break!

Placement Portal Project during summer break!

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