To upload a file via AJAX (e.g. from an ) you need to wrap your params in a FormData object.
Stackprof is a sampling call-stack profile for Ruby 2.1+. Instead of tracking all method calls, it will simply collect...
If you want to configure your nginx to drop connections to a specific location, you can do so by responding...
A HTTP 302 Found redirect to PATCH and DELETE requests will be followed with PATCH or DELETE. Redirect responses to...
To install gems Bundler needs to be able to talk to https://api.rubygems.org. If you are behind a proxy you...
Geordi is now (partially) tested with Cucumber. Yay! geordi cucumber supports a new @solo tag. Scenarios tagged with @solo...
Note Maintenance mode is enabled on application server as soon as the file /public/system/maintenance.html is present. Note that the servers...
You login to a Linux server with a performance issue: what do you check in the first minute? uptime
rack-mini-profiler is a powerful Swiss army knife for Rack app performance. Measure SQL queries, memory allocation and CPU...
Remove some old binaries (commands still exist in geordi) and mark others as deprecated Rewrite deploy command to support...
When you're using feature branches, they will stack up if you don't delete them after the merge to...
The nokogiri gem provides different packages for several platforms. Each platform-specific variant ships pre-built binaries of libxml2, e.g...
I recommend to go straight to 2.1.5+ without intermediate steps. Otherwhise you burden yourself with unnecessary work of encoding problems...
As we get an exception notification, when a cron job fails, we wish to have the full backtrace in this...
MutationObserver provides developers a way to react to changes in a DOM. Any: insertion, deletion, attribute change – anything. Quickstart: https://...
Web safe fonts are fonts that are pre-installed by many operating systems. While not all systems have the same...
Table of contents of the linked article: What are Web Fonts? Advantages of Web Fonts Disadvantages of Web Fonts
You can use mail-tester.com to check your application's e-mails for issues that might cause e-mails to be...
Note This card does not reflect the current state of lazy loading technologies. The native lazy attribute could be used...
Sometimes you just want to have a small web server that serves files to test something. Serve the current directory...
While you can use Apache as a reverse proxy, it tries to be too smart. Try nginx instead, it's...
When you make a simple TCP connection to a remote server (like telnet), your client won't normally notice when...
Installing SSL certificates usually implies additionally using intermediate certificates. If one of them is missing, some SSL client implementations might...
You want to test your 1GE or 10GE internet uplink? We needed to ensure we have full 10GE to the...