The PHP Page Rule Checker of CloudFlare
The Page Rule is a very powerful tool in CloudFlare, you can define up to 3 page rules in Free Plan, and Up to 20 in Pro Plan. The …
Author: ACMer
How to Fix Microsoft PowerPoint Attempting-to-Repair-but-Fail Problem? (cannot open)
For some PPTs (Microsoft PowerPoint) that you downloaded, you can’t basically open them. These generally are the PPT presentations created by earlier versions of Microsoft Powerpoints e.g. 97 to …
An Interview Question: O(n) Algorithm to Find Abs(Max Left – Max Right)
Given an array of numbers (for simplicity, we use integers), find the maximum value of abs(max left – max right) where we separate the array into two. Mathematically, given …
C++ whereis for Windows
On Linux, you can search the binaries in the environment PATH variable using the command whereis or which. In here, a simple whereis/which implementation using the Windows Batch command …
How to Find All Numbers Disappeared in an Array? (C/C++ Coding Exercise)
Given an array of positive integers from 1 to n, where n is the size of the array, find the missing numbers if any numbers can only appear in …