WEB DEVELOPMENT / WEB DESIGN
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DevWL – Blog

Wiktor Liszkiewicz

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Blog Posts:

How to securely store passwords in a database.

Keeping your passwords in a database in a plane format is a very bad idea. So why not to use hashing? Sure you can use hash, end it is totally OK to compare hash against hash. Especially if the password you want to store are not yours. Then this is the way to do it...

Install Mysql Or MariaDB on WSL ubuntu

sudo apt update && sudo apt upgrade Install MySQL sudo apt install mysql-server mysql --version sudo /etc/init.d/mysql start If you want to secure MySQL by setting up the user pass, you can also run sudo mysql_secure_installation Allow remote access Allow...

Connecting PHP with MariaBD on Windows

Install NgineX start nginx Configure NgineX PHP CGI section like here: https://devwl.pl/nginx-php-on-windows-10/ Install PHP-CGI Navigate to PHP directory and run: php-cgi.exe -b 127.0.0.1:9999 Install MariaDB Run MariaDB Change default port number 3036 to 3333 at...

NginX + PHP on Windows 10

Installing Nginx on Windows Download NginX files from: https://nginx.org/en/docs/windows.html. Unzip to C\{name-version} (in my case it would be C:\nginx-1.25.4 directory). Open PowerShell as an Administrator and lunch server by typing cmd: start nginx Every time you...

MariaDB SQL Recursive call to self (single table)

If you need to recursively query data based on child / parent relation between rows, you can achieve that using WITH RECURSIVE & UNITE ALL query instructions. Let's have a look at example “software table”. Software can be declared as virtual machine, virtualizer,...

Bubble sort Explained

Bubble sort complexity: O(n^2) Pseudocode: src: https://www.youtube.com/watch?v=xli_FI7CuzA Bubble sort PHP code example: function bubble_sort($arr) { $size = count($arr)-1; for ($i=0; $i<$size; $i++) { for ($j=0; $j<$size-$i; $j++) { $k = $j+1; if ($arr[$k]...

CodePen – JS Mini Projects

Scroll up button

JavaScript ES5 mini project

Slide in nav menu

logo swap on section scroll. JavaScript ES6 mini project.

Reveal Phone Number

Run callback on phone display

Tabster jQuery Plugin Project

Display content when click and auto rotate content

Animated text box grid

JavaScript trigered text grid animation

SVG chart content box on click

CodePen – CSS components

Hamburger animation

CSS & jQuery
PHP Design Patterns book recommendations

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If you thinking about good lecture, you might consider one of those books.

 

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