iPhone App Store roulette: A tale of rejection | Mobilize - InfoWorld
Apple's random rules for iPhone app approval are a recipe for trivial apps and alienated developers
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Rails asset pipeline: Why relative paths can work in development, but break in production
The problem
When using the asset pipeline your assets (images, javascripts, stylesheets, fonts) live in folders inside app
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app/assets/fonts
app/assets/images
app/assets/javascripts
app/assets/stylesheets
Wit...
Async control flow in JavaScript: Promises, Microtasks, async/await
Slides for Henning's talk on Sep 21st 2017.
Understanding sync vs. async control flow
Talking to synchronous (or "blocking") API
print('script start')
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print('s...
JavaScript without jQuery (presentation from 2019-01-21)
Summary
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- Motivations are performance, bundle size and general trends for the web platform.
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Delivering Carrierwave attachments to authorized users only
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To attach files to your records, you will need a new database column representing the filename of the file. To do this, add a new migration (rails g migration <name>
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class AddAttachmentToNotes...
How to make changes to a Ruby gem (as a Rails developer)
At makandra, we've built a few gems over the years. Some of these are quite popular: spreewald (> 1M downloads), active_type (> 1M downloads), and geordi (> 200k downloads)
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Rails: Assigning associations via HTML forms
Let's say we have posts with an attribute title
that is mandatory.
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The JavaScript Object Model: A deep dive into 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...
How to: Upgrade CarrierWave to 3.x
While upgrading CarrierWave from version 0.11.x to 3.x, we encountered some very nasty fails. Below are the basic changes you need to perform and some behavior you may eventually run into when upgrading your application. This aims to save you some...
Guide to localizing a Rails application
Localizing a non-trivial application can be a huge undertaking. This card will give you an overview over the many components that are affected.
When you are asked to give an estimate for the effort involved, go through the list below and check wh...