...may want to know the current commit. [1]\ Luckily, there is lots of useful stuff in the .git directory. Commit hash that you are currently applying cat .git/rebase-merge/stopped-sha
...you want to inspect the original commit for its changes, for example like: git show `cat .git/rebase-merge/stopped-sha` Current commit's message cat .git/rebase-merge/message In case you forgot what the changes...
...signal("mouse::enter", function(c) local focused = client.focus if focused and focused.class == c.class and focused.instance == "sun-awt-X11-XDialogPeer" and c.instance == "sun-awt-X11-XFramePeer" then return end if awful.layout.get...
...change that one). Known issues This will not affect "find anything" as IntelliJ uses a sun-awt-X11-XFramePeer for it. There are no properties which allow distinguishing the "find...
The Capybara API is somewhat hard for parse for a list of methods you can call on a Capybara node. Below you can find such a list. It's all...
...credit goes to the Capybara committers. When you talk to Capybara from a Cucumber step definition, you always have page as the document root node, or whatever you scoped to...
Having your site run on SSL is worthless when you include content over an unsafe connection (HTTP). Here is how to hunt down mixed content with Firefox.
...on pages (mine did not), you can enable it again: Visit about:config and search for security.warn_viewing_mixed. If it's set to false, set it back to true...
...truncated to the maximum length that is given by the group_concat_max_len system variable, which has a default value of 1024. This will cause horrible, data-destroying bugs...
...this reason you should probably not use GROUP_CONCAT ever. At least you must set the value of group_concat_max_len to an insanely high value on every database...
gem install ruby-debug (Ruby 1.8) or gem install debugger (Ruby 1.9) Start your server with script/server --debugger Set a breakpoint by invoking debugger anywhere in your code...
...path that crosses the breakpoint Once you reach the breakpoint, the page loading will seem to "hang". Switch to the shell you started the server with. That shell will be...
...have a useful blank? method. It returns true for nil but also for empty strings or empty arrays. There is also a universal method present? which returns true for all...
...may also use up.util.isBlank(). By default, this function returns true for: undefined null Empty strings Empty arrays A plain object without own enumerable properties All other arguments return false.
If you need to capture signatures on an IPad or similar device, you can use Thomas J Bradley's excellent Signature Pad plugin for jQuery. To implement, just follow the...
...steps on the Github page. The form If you have a model Signature with name: string, signature: text, you can use it with regular rails form like this:
Running Cucumber tests while your cucumber.yml is 100% valid may still produce the following error. cucumber.yml was found, but could not be parsed. Please refer to cucumber's documentation on...
...CSS but it does not fit fancy requirements. Here is a hack for the special case where you want to truncate one of two strings in one line that can...
...both vary in length, while fully keeping one of them. See this example screenshot where we never want to show an ellipsis for the distance: You can try pretty hard...
Microsoft Exchange service administrators can enable Exchange Web Services (EWS) which is a rather accessible XML API for interacting with Exchange. This allows you to read and send e-mails...
...meeting attendees, track responses, manage to-do tasks, check user availability and all other sorts of things that are usually only accessible from Outlook. You can implement an EWS by...
We're pleased to announce Ruby 3’s new language for type signatures, RBS. One of the long-stated goals for Ruby 3 has been to add type checking tooling...
...discussion with Matz and the Ruby committer team, we decided to take the incremental step of adding a foundational type signature language called “RBS,” which will ship with Ruby...
Sometimes, you may want to open up a second database connection, to a read slave or another database. When doing that, you must make sure you don't overwrite an...
...will actually cause all kinds of trouble: def with_other_database ActiveRecord::Base.establish_connection(slave_settings) yield ensure ActiveRecord::Base.establish_connection(master_settings) end Putting aside that you are setting...
Sometimes you need to monitor a connection from your machine to a specific, single host or network in order to identify which network hop between your machine and the target...
...causes trouble. You can use the following shell script to easily achieve this kind of monitoring. If the target host is unable to respond to the specified number of ICMP...
...did not happen yet you should use cap deploy:migrations. The problem Let's say that you have something like that in your config/deploy.rb to create a database dump every...
...called for cap deploy:migrations. The same applies to other things that are hooked similarly, like an after 'deploy', 'craken:install'. How to avoid it When looking at the default...
...are close to given coordinates you can use the Graticule gem. Graticule Graticule offers several methods to compute the distance between two geo-dated objects but fetching records from the...
...radius of a location is a bit trickier: def close_destinations(latitude, longitude) distance_sql = Graticule::Distance::Spherical.to_sql(:latitude => latitude, :longitude => longitude, :units => :kilometers) Destination.all(:conditions => [ "#{distance_sql...
When you click a link or a press a button on a Selenium-controlled browser, the call will return control to your test before the next page is loaded. This...
...can lead to concurrency issues when a Cucumber step involves a Selenium action and a Ruby call which both change the same resources. Take the following step which signs in...
Suggested Workflow Set the ruby version in .ruby-version to 2.3.5, then perform these steps one by one, fixing errors as they occur: Update gems as listed below, and bundle...
...Boot a Rails console - see below for a list of changes you will probably need Run Specs with --backtrace option Run Cucumber features (with Geordi's --debug option)
...you create columns in a migration. Its meaning depends on the column type, and sometimes the supplied value. The documentation states that :limit sets the column length to the number...
...of characters for string and text columns, and to the number of bytes for binary and integer columns. Using it This is nice since you may want a bigint column...
This error occurs when passing an object instead of a string to Jasmine's describe(): # Bad describe(HoverClass, function() {...
# Correct describe('HoverClass', function...
...in: days) to import, while I actually just wanted to have the full database structure with some data to use on my development machine. After trying several suggestions on how...
...to speed up slow MySQL dump imports (which did not result in any significant improvement), I chose to import just some rows per table to suffice my needs. Since editing...
...DOM events, which will trigger both native and jQuery handlers. jQuery's .trigger is simpler, but will only trigger event handlers that were bound by jQuery's .on.
...moves the mouse over a button and "clicks" the mouse, she actually triggers a sequence of events (mouseover, mousedown, focus, mouseup, click). To help emulate this, the Trigger helper has...
We recently decided to put static content for HouseTrip.com to Amazon Cloudfront for a faster user experience. This happens fully automatically on deploy and is transparent in development. Together with...
...a heavy use of sprites this sped up page load time quite nicely. These are a couple of the problems you need to solve in order to do this:
...click', cssSelector, handler) Comparison Action jQuery DOM API equivalent Find descendant(s) by CSS selector .find(selector) one: .querySelector(selector), many: .querySelectorAll(selector) Test an element (returns boolean)
...matches(selector) Test for class presence (boolean) .hasClass(class) .classList.contains(class) Add class .addClass(class) .classList.add(class) Remove class .removeClass(class) .classList.remove(class) Toggle class .toggleClass(class) .classList.toggle(class)