Useful tips for everyday
How do I turn off email suggestions? If you no longer want to see the Recent People suggestions, you can turn off the Auto-Complete List.…
Is RS232 outdated? Two of the oldest interfaces are RS-232 and RS-485. These legacy interfaces aren’t obsolete or discontinued, though. Both are still alive and…
Why are file permissions so important in Linux? Although there are already a lot of good security features built into Linux-based systems, one very important…
How do you add a draft to a publication? Choose the publication you intend to submit to and click Save. If you are the owner…
How do I forward an agent using ssh? How to Enable SSH Agent Forwarding Add Keys to ssh-agent. You can use the utility ssh-add to…
What is a x-height in typography? X-height refers to the height of the lowercase x for a typeface, and it indicates how tall or short…
How do I duplicate a CDB? Duplicate the Source CDB to a New Encrypted CDB Launch rman to create a connection to the auxiliary CDB…
How to select rows from parent table in SQL? Join that GROUP BY query back to the child table again to retrieve the other columns…
What is most important in developing software? Software development stage 1: Analysis In our minds, the analysis stage is the most crucial step in software…
Is Ruby installed on Ubuntu? Installing Ruby from Ubuntu Repositories The easiest way to install Ruby on your Ubuntu system is through the apt package…