Development Tools
Here you can find all the posts categorized in Development Tools.
- Querying a specific name server using dig
A practical tip on how to avoid cached results when looking up DNS records.
- Adding a user to the sudoers list in Ubuntu
Stop using root for administrative tasks. Here is how to add a new user to the sudoers list in Ubuntu.
- A more powerful version of grep
The utility command grep has a more powerful brother that let us use POSIX Extended Regular Expressions.
- Display disk usage with the du command
How to display the total of the current directory or a particular directory, as well as listing subtotals (subdirectories).
- SSH client configuration - Multiple servers and different keys
If you just like me daily connect to multiple SSH servers, then I have a tip for you.
- Display line numbers using the cat command
A simple feature you one day may be glad you know.
- Make apt-get assume yes as the answer to prompts during package installations
The way to avoid prompts when dealing with the APT package handling utility in Ubuntu Server.
- Create and extract tar archives compressed with gzip
For some reason I always find it hard to remember how to create and extract gzipped TAR archives, but here is how to do it.