What developers must know about unicode and character sets in 2013
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The Ruby Object Model
In Ruby (almost) everything is an Object. While this enables a lot of powerful features, this concept might be confusing for developers who have been programming in more static languages, such as Java or C#. This card should help understanding t...
The JavaScript Object Model: Prototypes and properties
Speaker today is Henning Koch, Head of Development at makandra.
This talk will be in German with English slides.
Introduction
As web developers we work with JavaScript every day, even when our backend code uses anothe...
The TCF 2.0 (Tranparency and Consent Framework) standard, and what you should know about it
The Interactive Advertising Bureau (IAB) is a European marketing association which has introduced a standard how advertising can be served to users in line with the General Data Protection Regulation (GDPR). This standard ...
Lightning Talk: Coverage based Test Case Prioritization in Ruby on Rails
For my computer science bachelor's thesis I programmed and evaluated a CLI Test Case Prioritization (TCP) tool for makandra. It has been written as a Ruby Gem and was tested and evaluated against one Ruby on Rails project....
MySQL: How to create columns like "bigint" or "longtext" in Rails migrations, and what :limit means for column migrations
Rails understands a :limit options when you create columns in a migration. Its meaning depends on the column type, and sometimes the supplied value.
[The documentation](http://apidock.com/rails/ActiveRecord/ConnectionAdapters/TableDefinition/co...
Video transcoding: Web and native playback overview (April 2020)
Intro
Embedding videos on a website is very easy, add a <video> tag to your source code and it just works. Most of the time.
The thing is: Both the **operating system and Browser of your client must support the container ...
What we know about PDFKit
What PDFKit is
- PDFKit converts a web page to a PDF document. It uses a Webkit engine under the hood.
- For you as a web developer this means you can keep using the technology you are familar wit...
Differences between transactions and locking
Web applications can be used by multiple users at the same time. A typical application server like Passenger has multiple worker processes for a single app. In a distributed deployment setup like we use at makandra you w...
How to create giant memory leaks in AngularJS (and other client-side JavaScript)
This guide shows how to create an AngularJS application that consumes more and more memory until, eventually, the browser process crashes on your users.
Although this guide has been written for Angular 1 originally, most of the advice is relevant...
Introduction to Google Tag Manager (for web developers who know Google Analytics)
As a web developer, you know Google Analytics (GA). Probably you've dropped the GA snippet into more than one website, maybe you've even used its Javascript API to implement tracking at the event level.
Google Tag Manager (GTM) is a related tool,...