codepo8

<?php

function convertfilename($filename) {
    $filename = str_replace([ "?", "[", "]", "/", "\\", "=", "<", ">", 
                              ":", ";", ",", "'", '"', "&", "$", "#", 
                              "*", "(", ")", "|", "~" ], "", $filename);
    $filename = preg_replace("/[\s-]+/", "-", $filename);
    $filename = trim($filename, ".-_");
    return ucwords($filename);
  }

codepo8

How do you sort a list of words on the 4th character of the word? What"s the shortest solution?

[ "strawberry", "helicopter", "wales", "acorn" ]

should be:

codepo8

WeAreDevelopers Frontend Performance Day opening resources

• LGBTQ.css
• Dev Digest performance links
• The psychology of site speed and human happiness
• Getting started with web performance
• MDN performance guide
• Google's performance guide
• Core Web Vitals
• Comprehensive Chrome(ium) DevTools Guide to test CWV

codepo8

Chainlink challenge

Given a string s, where * represents a star…

Remove the star along with its closest non-star character to its left in a single operation.

The task is to perform this operation until all stars have been removed and to return the string that remains.

codepo8

• Bullying in Open Source Software Is a Massive Security Vulnerability
• Why a near-miss cyberattack put US officials and the tech industry on edge
• Backdoor found in widely used Linux utility targets encrypted SSH connections
• What can you actually do to reduce the threat of hacks like xz?
• NYT: Did One Guy Just Stop a Huge Cyberattack?
• [Binarly released a free online s

codepo8

CODE100 Challenge #BuntStattBraun

In this challenge you get an HTML document that renders a lot of colourful hearts.

And you get a JSON object with the information about all the brown colours that were used:

[

codepo8

/* 
<section>
<ul>
    <li>HTML</li>
    <li>CSS</li>
    <li>JavaScript</li>
</ul>
<form>
    <label for="tech">Add a technology</label>
    <input type="text" name="tech" id="tech">

codepo8

const csvToJSON = (csv) => {   
    const getcsvdata = (csv) => {
        const csvRegex = /,(?=(?:(?:[^"]*"){2})*[^"]*$)/;
        const trimQuotes = /^"|"$/g;
        csv = csv.split(csvRegex).map(
            h => h.trim().replace(trimQuotes, '')
        );
        return csv;
    }
    let lines = csv.split('\n');

codepo8

codepo8

The CODE100 XXX challenge

It's not what you think… On the 29th of January CODE100 is coming to Amsterdam - you can get a ticket here to join the party and network or you can go the whole hog and apply as a challenger - remember, the winners get to the finals in July and last year's winner went home with 10,000 Euro prize money.

In any case, this time the puzzle is to celebrate Amsterdam and it's flag:

The challenge is to take a collection of 292 games of noughts and crosses (or Tic Tac Toe) and to find out how many were won by the player using the X like shown in this animation: