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About-Payments: Platform to compare payment providers
About-Payments is here to help you to accept payments online and
find the best payment service provider for your e-commerce business.
Recurring & Subscription Billing System - Chargify Recurring Billing
Chargify handles every aspect of recurring billing for your Web 2.0 or SaaS company so there’s no need to build a custom billing application. In addition to processing one-time and recurring transactions, Chargify handles free trial periods, one-t...
Organizing custom Date(Time) formats
Large Rails projects tend to define multiple custom ways to format Dates or DateTimes. This often leads to duplicated format strings, wrong formats and unnecessary introduction of new formats.
to_fs also supports to refer to those formats b...
How to not die with ActionView::MissingTemplate when clients request weird formats
When HTTP clients make an request they can define which response formats they can process. They do it by adding a header to the HTTP request like this:
Accept: application/json
This means the client will only understand JSON respon...
ImageMagick: Converting SVG to raster image formats like PNG or JPEG
Conversion
ImageMagick can convert SVGs to raster image formats.
Example for PNG:
convert input.svg output.png
If the SVG has a size of 24x24 (viewBox="0 0 24 24"), the resulting PNG will also have a size of 24x24.
Resizing...
Converting SVG to other vector formats without Inkscape
If you need to convert an SVG source to PS or EPS, the most common suggestion on the interwebs is to use Inkscape from the commandline.
Inkscape is a fairly resource-heavy tool with [lots of dependencies](https://packages.ubuntu.com/jammy/inkscape...
How to use Ubuntu in English, but still show German formats
If you want to have an English Ubuntu UI, but still see dates, money amounts, paper formats, etc. in German formats, you can fine-tune your /etc/default/locale like this:
LANG="en_US.UTF-8"
LC_CTYPE="de_DE.UTF-8"
LC_NUMERIC="de_DE.U...
Convert a TrueType (.ttf) font to web font formats
- Note that you are not allowed to embed any font in a website. You need to check the license first. Fonts from Font Squirrel are all okay to embed and use for commercial purposes, but as with many free fonts, qualit...
Rails 2: Refuse response formats application-wide
If you regularly get ActionView::MissingTemplate exceptions, maybe some bot visits your site requesting silly formats like:
http://www.rails-app.com/makandra.html-username-2000 # => Rails tries to retrieve 'makandra' with format 'html-usern...
How to create Excel sheets with spreadsheet gem and use number formats for cells like money or date
The following snippet demonstrates how you could create excel files (with spreadsheet gem) and format columns so that they follow a specific number format like currencies or dates do.
require 'rubygems...