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FREE Programming books with the WCG Newsletter

Here at Web Code Geeks we know how much you love books about programming; we are geeks ourselves. After all, a programmer that respects himself should always have his face in a book, he has to keep up with the latest technologies and developments. For this reason, we have decided to distribute 9 of our books for free. You can ...

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Downloading Files Using Python (Simple Examples)

In this tutorial, you will learn how to download files from the web using different Python modules. You will download regular files, web pages, YouTube videos, Google drive files, Amazon S3, and other sources. Also, you will learn how to overcome many challenges that you may counter such as downloading files that redirects,  downloading large files, multithreaded download, and other ...

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Angular 6 Routing Example

Welcome readers, in this tutorial, we will learn the basic concepts behind routing in angular. 1. Introduction Routing in angular is an essential part of the angular framework contained in the @angular/router package. It, Helps developers build single page applications with multiple states and views using routes and components Allows client-side navigation and routing between various components Allows lazy loading ...

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Possible Security Risks When Creating A New Web Page

The number of websites on the web is increasing as we speak as anybody can create a simple website. Thanks to various simple CMS platforms, the entire process has become as easy as ever. The number of web designers is on the rise, as well. Together with the plethora of new websites, there’s a number of security risks their owners ...

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JavaScript While Loop Example

Greetings readers, in this tutorial, we will explore the while loop in the javascript. 1. Introduction JavaScript is an object-oriented programming language that allows the client-side scripting to interact with a user and deliver the dynamic pages. Most web browsers including Google Chrome, Mozilla Firefox, Safari, Internet Explorer, Microsoft Edge, Opera, etc. support it. The JavaScript scripting language includes: Declaring ...

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Case-sensitive import statements in TypeScript

I ran into a tricky TypeScript build issue with an Angular app that would build successfully on a Windows 10 machine but failed to build on a Linux machine with a “Cannot find module” error. The cause of the problem ended up boiling down to a single case-sensitive character, “X” instead of “x”. When I first encountered the error, I ...

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React Hooks

On the Roadmap for React there was a widely discussed feature called React Hooks. As of yesterday, Hooks are available in stable release v16.8. Personally I’m rather excited for this to become a part of React. I’ll try to explain why I’m so excited and point you to some great resources to get started yourself. What are Hooks? With the ...

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JavaScript Timing Events Example

Greetings readers, in this tutorial, we will explore the Timing Events in the javascript language. 1. Introduction JavaScript is an object-oriented programming language that allows the client-side scripting to interact with a user and deliver the dynamic pages. Most web browsers including Google Chrome, Mozilla Firefox, Safari, Internet Explorer, Microsoft Edge, Opera, etc. support it. The JavaScript scripting language includes: ...

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Create Your First Python Web Crawler Using Scrapy

In this tutorial, the focus will be on one of the best frameworks for web crawling called Scrapy. You will learn the basics of Scrapy and how to create your first web crawler or spider. Furthermore, the tutorial gives a demonstration of extracting and storing the scraped data. Scrapy, a web framework written in Python that is used to crawl through ...

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Zache: A Simple Ruby In-Memory Cache

A month ago I stumbled upon a problem: I wasn’t able to find a Ruby gem which would do in-memory caching with the capability to expire on timeout. After some quick research I decided to implement my own and called it Zache (as in “zero cache,” since there is no back end). Here is how it works: First, you create ...

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