grep is the go-to CLI tool to accomplish tasks like filtering large files for arbitrary keywords. When additional context...
"Open-source software (OSS) is great. Anyone can use virtually any open-source code in their projects." Well, it depends...
If you render markdown from user input, an attacker might be able to use this to inject javascript code into...
The linked GitHub repository is a bit like our "dev" cards deck, but groomed from a single person (Josh Branchaud...
When text renders differently in Firefox and Chrome, it may be caused by a font alias that both browsers handle...
There is an issue with when restoring a PostgreSQL dump created with pg_dump < v11 with pg_restore > v10:
The main benefit of our convention to prefix commits by their corresponding Pivotal Tracker ID is that we can easily...
Sometimes, due to git or other "accidents", important files get deleted or overwritten. At a state when even Ctrl+Z...
Travis changed their default distribution from Ubuntu 14.04 (trusty) to 16.04 (precise). This might break your test setup for new...
If you get requests with values for formats like this: {:locale=>[:de], :formats=>["../../../../../../../../../../etc/services{{"], :variants=>[], :handlers=>[:erb, :builder, :raw, :ruby...
When we want to use our own (or bought) fonts in an application with Webpack(er), we have two options...
When your code does not behave as expected, you can use a debugger statement ("breakpoint") at any point in your...
The rendered font often depends on the local font your system provides, therefore you often find a rule like below...
If you need to run a program on a remote machine (e.g. to your office PC) with a graphical UI...
At makandra, we've built a few gems over the years. Some of these are quite popular: spreewald (> 1M downloads...
Why secure-only cookies used to be necessary Cookies have an optional secure flag. It tells the browser to not...
To make a local copy of an S3 bucket, I use the s3cmd command line tool. Configure access keys:
The 90s are calling: they want their tables back. Unfortunately, you need them all for laying out your HTML emails...
TL;DR Append your locale keys with _html to have them marked as html_safe and translate them with = t...
Webpacker uses Babel and Webpack to transpile modern JavaScript down to EcmaScript 5. Depending on what browser a project needs...
If freshclam updates are failing even though the update servers are available and you find error messages like the following...
Lets say we have a user with a contract whereas contract is a mounted carrierwave file. Now we want to...
geordi delete_dumps [directory] Recursively search for files ending in *.dump and offer to delete those. When no...
MySQL and MariaDB have an SQL mode setting which changes how MySQL behaves. The SQL mode value is comprised of...