A collection of regular expressions to solve everyday tasks. Quickly find and test JavaScript regex patterns for tasks such as matching dates, HTML tags, or Hex color codes
The Complete Beginners Guide to Cron, Part 1 - The Media Temple Blog
Cron is one of the most popular and basic utilities found on Unix systems. Combined with other tools, cron makes it exceptionally easy to automate a broad range of tasks on your server.
Before running any query with mysqli, make sure you've got a properly configured [mysqli connection variable](https://phpdelusions.net/mysqli/mysqli_connect) that is required in order to run SQL queries and to inform you of the possible errors.
In CSS, selectors are patterns used to select DOM elements. Here is an example of using selectors. In the following code, a and h1 are selectors: a { color: black; } h1 { font-size 24px; } Cheat sheet of common selectors head selects the element with
How to Use Wireshark, the Best Packet Analyzer Around
Wireshark is the best network traffic analyzer and packet sniffer around. In this article, we will look at it in detail. Wireshark is a network analyzer that lets you see whats happening on your network. It lets you dissect your network packets at a microscopic level, giving you in-depth information
JavaScript Console.log() Example How to Print to the Console in JS
Logging messages to the console is a very basic way to diagnose and troubleshoot minor issues in your code. But, did you know that there is more to console than just log? In this article, I'll show you how to print to the console in JS, as well as
Developers often use the terms library and framework interchangeably. But there is a difference. Both frameworks and libraries are code written by someone else that is used to help solve common problems. For example, lets say you have a program where you plan on working with strings. You decide to
How to use Mat-Dialog in Angular ? - GeeksforGeeks
A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
JavaScript Promise Tutorial How to Resolve or Reject Promises in JS
Promises are important building blocks for asynchronous operations in JavaScript. You may think that promises are not so easy to understand, learn, and work with. And trust me, you are not alone! Promises are challenging for many web developers, even after spending years working with them. In this article,
A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
What is the difference between declarations, providers, and import in NgModule? - GeeksforGeeks
A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
HackThisSite.org is a free, safe and legal training ground for hackers to test and expand their ethical hacking skills with challenges, CTFs, and more.
CSS Flexible Box Layout is a module of CSS that defines a CSS box model optimized for user interface design, and the layout of items in one dimension. In the flex layout model, the children of a flex container can be laid out in any direction, and can "flex" their sizes, either growing to fill unused space or shrinking to avoid overflowing the parent. Both horizontal and vertical alignment of the children can be easily manipulated.