Replace Harddrives when CrystalDiskInfo Shows Caution Health Status
The Harddrives failing rate is increasing year by year – and according to statistics, most harddrives’s Annualized Failure Rate (AFR) is between 0 to 2%. It is common that …
Minimum Numbers of Function Calls to Make Target Array
Consider the following function to make changes to an array of numbers: func modify(arr, op, idx) { // add by 1 index idx if (op == 0) { arr …
Harddrives will fail – it is just a matter of when
My another old hardrive is suddenly dead without any notice. Luckily, most of the files are on Cloud – and I can just replace it with a new drive …
Bruteforce/DFS/Backtracking Algorithm using Javascript to Solve the Numbers Grid Puzzle
Use digit 1 to 8 only once and fill the below grid: The arithmetic should proceed exactly from left to right and top to the bottom. Bruteforce Algorithm to …
DFS and BFS Algorithm to Find Numbers With Same Consecutive Differences
Return all non-negative integers of length N such that the absolute difference between every two consecutive digits is K. Note that every number in the answer must not have …
How to Remove Items/Entries with Specific Values from Map/HashMap Object in Java?
In Java, you can usually remove items or entries with some specific value from Map or HashMap object using traditional method: public Map<String, String> removeItemByValue(Map<String, String> data, String value) …