The problem When trying to open a virtual machine for the very first time, after installing VMWare Fusion in a fresh installation of OS X, I am receiving the error “Could not open /dev/vmmon: No such file or directory”. The solution This is usually due to the security restrictions about identified developers of Mac OS X…
This configuration is useful when you decided to change your default shell in OS X, for example in our case we have Fish shell and it will not have the JAVA_HOME set out-of-the-box. Are you looking for the instructions about how to set the JAVA_HOME for Bash? Visit How to set JAVA_HOME in Mac OS X High…
This is really quick post for all of you using Brackets editor; The issue Sometimes when we use Node.js packages or Bower components in development mode, we have a huge number of files in our workspace and if we open our root folder in Brackets, it is almost sure Brackets will be not able to…
The problem After downloading a Drupal project I am working on, and importing its database I got this kind of message related with a PDO Exception: Additional uncaught exception thrown while handling exception. PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: SELECT s.lid, t.translation, s.version FROM {locales_source} s LEFT JOIN {locales_target} t ON s.lid = t.lid…
The problem Today, I was updating an old git repository but when I tried to delete some branches in my local environment and in the remote, I received this kind “remote ref does not exist” And that is because some remote branches didn’t exist anymore. Solution In order to update the references in our local…
Sometimes when we are working with web projects, we have re-configure the DNS for any reason, so after that, it couldn’t be possible to connect to our page, so this is set of commands for trying to clean the DNS cache in your computer (thanks to @xmz). For Yosemite, run this command in Terminal: sudo discoveryutil…
In my life as a front-end and back-end developer, I am searching for very specific strings in thousands of files and directories, so one of my favorite commands in UNIX and Linux is the grep command. This awesome command is able to find complex strings based on patterns. Watch this video and learn how to…
How many times do you create directories (folder) in your computer? I know for sure this is one of the most frequent operations in daily work, right? What about if I tell you there is a great command for UNIX and Linux for fast creation of any directory or directories you want! Well, watch this…
A very common operation in UNIX-like and Linux operating systems is to set permissions to files and directories, I have seen many people suffering because of these permissions, so today I am going to explain you how to use the chmod command, with this command you will be able to modify any permissions in the…
This is the first video about UNIX and Linux commands, in this session we are going to learn how to use the ls command which allows us to get a list directories and files. Enjoy and share this video, and remember be happy with your code!