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Tutorials, Errors and Exceptions
Its a journey to understand things better. It will have tutorials, any error/exceptions encountered, its resolutions and lots of learning.
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#LC1481 - Find Least Number of Unique Integers After K Removals
In this post, we will look into one of the Leetcode problem #1481, where we have to find the least number of unique integers after...
Ankit Agrahari
Nov 30, 20212 min read
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#LC983 - Find The Minimum Cost For Tickets (DP)
In this post we will go through the Leetcode #983 to find the minimum cost for Tickets, which could be one of the starting practice...
Ankit Agrahari
Nov 29, 20212 min read
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Read/Write Excel Using Apache POI & Java
This post will explore Apache POI library which is used to read any excel document and can also edit the excel sheets. Apache POI (Poor...
Ankit Agrahari
Nov 28, 20213 min read
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#LC226 - Inversion Of Binary Tree Using Recursion
Following the last post on the binary tree traversals, in this post we will try to invert a given binary tree. Binary tree is a data...
Ankit Agrahari
Nov 27, 20212 min read
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#LC105 - Binary Tree from In-Order and Pre-Order Traversal
In this post we will create a binary tree from the given in-order and pre-order traversal. You can find the details on the question here...
Ankit Agrahari
Nov 26, 20214 min read
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#LC746 - Minimum Cost Of Climbing Stairs
In this post we will look into the the leetcode #746 problem to find the minimum cost of climbing stairs. This is also a good example to...
Ankit Agrahari
Nov 24, 20212 min read
59 views
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Using Twilio for Sending WhatsApp Message in Java
In this blog post, we will try to send WhatsApp message in Java using Twilio account. Prerequisite: Create a free account in Twilio. Once...
Ankit Agrahari
Nov 24, 20212 min read
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