Archives

Total: 140

2020

LeetCode: String to Integer (atoi)

12-29

LeetCode: Fibonacci Number

12-19

LeetCode: Find Positive Integer Solution for a Given Equation

12-18

LeetCode: Longest Uncommon Subsequence I

12-12

LeetCode: Check Array Formation Through Concatenation

12-11

Swap Caps Lock and Control

12-09

LeetCode: Letter Combinations of a Phone Number

12-08

Binary Search

12-03

LeetCode: Island Perimeter

12-03

LeetCode: Defuse the Bomb

12-02

LeetCode: Sort Array By Parity II

12-01

LeetCode: Groups of Special-Equivalent Strings

11-30

LeetCode: Remove Duplicate Node LCCI

11-28

LeetCode: Relative Sort Array

11-25

LeetCode: Reverse Words in a String III

11-24

LeetCode: Sort Array by Increasing Frequency

11-22

LeetCode: Divisor Game

11-21

LeetCode: Increasing Order Search Tree

11-20

LeetCode: Max Consecutive Ones

11-20

LeetCode: Max Consecutive Ones II

11-20

LeetCode: Max Consecutive Ones III

11-19

LeetCode: Coin Change

11-18

Top 5 Books for Python Programming

11-17

Config Nginx For Security

11-16

The Tools For Programming Languages

11-15

How To Config Nginx with HTTP/2

11-13

Is C Still Worth Learning?

11-12

Eliminate render-blocking resources: JavaScript, CSS

11-11

5 Tricks That Will Help You Debug Python Code

11-02

5 Tools To Boost Your Productivity On Windows 10

10-21

5 Most Common Lies Developers May Tell

09-25

Understanding MapReduce

09-18

What I learned from Steve Jobs's thoughts about technology and product

08-19

LeetCode: Longest Consecutive Sequence

08-02

LeetCode: Serialize and Deserialize N-ary Tree

08-01

LeetCode: Unique Paths II

07-30

LeetCode: Add Strings

07-30

LeetCode: Populating Next Right Pointers in Each Node

07-15

LeetCode: Clone Binary Tree With Random Pointer

07-15

How to Find Which Process using a Networking Port

06-15

Kth Largest Element in an Array

05-12

Validate Binary Search Tree

05-11

KMP String Search Algorithm

05-10

Understanding Recursion and Continuation with Python

05-09

Cookie vs. Session

04-22

LeetCode: Excel Sheet Column Title

04-12

Lowest Common Ancestor of a Binary Search Tree

04-11

Lowest Common Ancestor of a Binary Tree

04-10

Redis Vs. Memcached

04-08

Why Redis is Single-Threaded

04-06

How To Keep Safe From Git Leaks

04-05

How Redis expire Key

04-04

I Use These Awesome Tools for Writing

04-03

Ruby change current working directory

04-02

LeetCode: Unique Binary Search Trees II

04-01

Command Line to List Size of Directory (MacOS/Linux)

03-31

3 Slowest Sorting Algorithms

03-30

Python: Pros and Cons of Lambda

03-29

Python: Is and ==

03-28

What I Learned From My 5 Months of Writing

03-27

Python: Generator, Yield and Stream

03-26

Python: Dict setdefault and getdefault

03-25

Python: Shuffle List

03-23

Breadth-First-Search(BFS) Explained With Visualization

03-22

Depth-First-Search(DFS) Explained With Visualization

03-21

How I Wrote a $500 Article in My First 3 Months on Medium

03-19

How to Delete A File Permanently In Git

03-18

LeetCode: Two Sum II - Input array is sorted

03-16

LeetCode Problems for Beginners

03-14

How To Write Readable Code

03-14

Encapsulation in Python

03-13

TCP vs. UDP

03-11

TCP 3 Way Handshake In Detail

03-10

Basic Networking Tool: netstat

03-10

Basic Networking tool: netcat

03-09

Basic Networking tool: telnet

03-09

Blogging with Emacs and Wordpress

03-08

5 Pieces of advice for Learning Emacs

03-03

5 things I learned from Tesla's Anti-Handbook

02-25

LeetCode: Maximum Product Subarray

02-19

Intersection of Two Linked Lists

02-14

LeetCode: Min Stack

02-14

LeetCode: Word Search

02-11

LeetCode: Permutations II

02-10

LeetCode: Permutations

02-10

LeetCode: Maximum Subarray

02-07

LeetCode: Find Peak Element

02-07

LeetCode: Majority Element

02-07

LeetCode: LRU Cache

02-06

LeetCode: Pow(x, n)

02-05

LeetCode: Multiply Strings

02-05

LeetCode: Container With Most Water

02-04

LeetCode: Reverse Integer

02-04

LeetCode: Combination Sum II

02-03

LeetCode: Combination Sum

02-03

LeetCode: Sqrt(x)

02-03

LeetCode: Search Insert Position

02-03

LeetCode: Find First and Last Position of Element in Sorted Array

02-03

LeetCode: Longest Valid Parentheses

02-02

LeetCode: Merge Sorted Array

02-02

LeetCode: Substring with Concatenation of All Words

02-02

LeetCode: Divide Two Integers

02-02

LeetCode: Implement strStr()

01-31

LeetCode: Remove element

01-30

LeetCode: Remove Duplicates from Sorted Array

01-30

LeetCode: Merge k Sorted Lists

01-29

Using Disjoint Set (Union-Find) to Build a Maze Generator

01-17

How to randomize (shuffle) a JavaScript array?

01-14

Random Number and Card Shuffling Algorithm

01-14

7 Shell commands which make you have a smile

01-10

Ruby: How to check a string contains another string

01-09

How to count the number of processes in Linux

01-08

Ruby: How to read lines of a file

01-07

2019

LeetCode: Swap Nodes in Pairs

12-31

LeetCode: Generate Parentheses

12-24

LeetCode: Merge Two Sorted Lists

12-24

LeetCode: Remove Nth Node From End of List

12-24

How To Learn Data Structures And Algorithms (An Ultimate Guide for Beginners)

12-24

Leetcode: Longest Common Prefix

12-03

LeetCode: Regular Expression Matching

12-02

Awesome Command-line tips to 10x your productivity

11-26

Caching: From Top To Bottom

11-22

Let's LeetCode with Fun

11-09

LeetCode: 4Sum

11-05

Learn from Source Code (an Effective Way to Grow for Beginners)

10-29

LeetCode: 3Sum Closest

10-23

How to Learn Linux? (from Zero to Hero)

10-22

LeetCode: Palindrome Number

10-21

LeetCode: Valid Parentheses

10-21

LeetCode: Median of Two Sorted Arrays

10-19

LeetCode: Add Two Numbers

10-18

LeetCode: Longest Substring Without Repeating Characters

10-17

LeetCode: two sum

10-16

Scan code and credentials in Git repos

10-15

LeetCode: 3Sum

10-15

Quicksort: two styles of implementations

10-09

How to learn all programming languages, YES! ALL!

09-29

Best Computer Science Books

09-20

Python String Strip Explained

09-15

To Be A Great Programmer: Mindset And Learning Strategy

09-05