Form fields can be rendered as noneditable by setting the disabled or the readonly attribute. Be aware of the differences...
mysql> SELECT @@global.version; +------------------+ | @@global.version | +------------------+ | 5.6.30 | +------------------+ 1 row in set (0,00 sec) MySQL 5.6 Reference Manual says "BLOB and TEXT...
Here is how to use Chromedriver without libraries like selenium-webdriver. This can be useful for debugging. The following example...
This is painful. Consider using Microsoft Office or switching careers. If you need to write < 20 letters consider doing it...
wrap the text with a span use line-height for the spacing between lines ("margin")
By default, browsers will not wrap text at syllable boundaries. Text is wrapped at word boundaries only. This card explains...
You are not using javascript tests The file is served from a public folder (not via controller) Problem description...
An end-to-end test (E2E test) is a script that remote-controls a web browser with tools like Selenium...
When your public-facing application has a longer downtime for server maintenance or long migrations, it's nice to setup...
If you are using PDFKit / wkhtmltopdf, you might as well want to use custom fonts in your stylesheets. Usually this...
Here is some JavaScript code that allows you to click the screen and get the clicked element's text contents...
First, go to the webinterface of your phone. Choose Software Update in the navigation on the left. Next, you have...
ChromeDriver clicking works by simulating a mouse click in the middle of the element's first client rect (or bounding...
iOS Safari tries to be helpful and enlarges some(!) texts when you turn to landscape mode. In precise CSS building...
This card is just about creating simple PostgreSQL dumps. This is no instruction for a backup strategy nor a guide...
Using the dialog command you can launch ASCII-art dialogs from your shell scripts. Check out man dialog for a...
window.getSelection().toString(); Browser support: IE9+, Android 4.3+, Safari 5+
There seems to be a nasty bug in Chrome 56 when testing with Selenium and Capybara: Slashes are not written...
A comprehensive introduction to sending HTML emails. Intro: HTML email: Two words that, when combined, brings tears to a developer...
Building plain text emails with an .erb template doesn't allow you to indent code like you normally do in...
This card tries to summarize by example the different uses of heredoc. In Ruby << vs. <<- vs. <<~ In Rails strip_heredoc...
TL;DR Debugging problems with javascript errors in cucumber tests is sometimes easier in the browser. Run the test, stop...
There is no CSS selector for matching elements that contains a given string ¹. Luckily, Capybara offers the :text option to...
We used zeroclipboard.js in some of our projects but now we switched to clipboard.js because it does not rely on...