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Bit Masking
I'm trying to understand the code here View: https://www.youtube.com/watch?v=NLKQEOgBAnw&t=443s I don't understand this notation: (x&(1<<i)) != 0 I understand we want to AND the bit at i position with 1, and see if it's equal to 1. So i assume that's what the formula is doing. Is this C...- John Weiss
- Thread
- Replies: 4
- Forum: C Programming
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Python Receive Input on Same Terminal Line?
How to receive input on the same line, without clearing the rest of the terminal? The following prints a new "Enter" line for every bad entry. while not entry in menu: entry = input('Enter: ') (also asked on thecodingforums, freecodecamp, python-forum.io)- John Weiss
- Thread
- Replies: 9
- Forum: Python
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HTML & CSS Clicking Hidden Radio Button
Trying to click a hidden radio button, but it's making the image go all wonky. How to fix? Everything seems normal until you click. Then the image remains wonky even after you move the mouse pointer away. The img-clip div constrains the size of the image. The radio-button click area is meant to...- John Weiss
- Thread
- css html
- Replies: 3
- Forum: HTML & CSS
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JavaScript Reg Exp Not Working With matchAll
Trying to get all delimited items in a string. Here's the code: const myString = "abc{{HELLO}}defg{{WORLD}}" const templateFieldsRegex = /\{\{\w+\}\}/g const templateFields = myString.matchAll (templateFieldsRegex) I expect to get array ["{{HELLO}}", "{{WORLD}}"] Not getting any results. also...- John Weiss
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- javascript regex regexp
- Replies: 2
- Forum: JavaScript