Useful tips for everyday
Is the 0 vector perpendicular to all vectors? The zero vector is orthogonal to every vector. How do you prove that two vectors are perpendicular…
How does a missile sound? It sounds a bit like television static or heavy rain. What is whoosh whoosh sound? noun. a loud, rushing noise,…
How do you identify steganography files? The easiest way for a SOC to detect steganography is to simply invest in an email security or data-loss…
What does bad value for restricted picklist field? Since the controlling value is not set and the picklist is restricted to only allow the dependent…
How to copy all files with a certain extension? It will look in the current directory and recursively in all of the sub directories for…
What is the equivalent of RMS? “RMS” stands for Root Mean Square, and is a way of expressing an AC quantity of voltage or current…
How do I know if Squid Cache is working? To verify that everything is working properly, check the Squid logs in /var/log/squid/access. log . To…
Why is SharePoint Designer workflow not changing after publish? But after many publishes (I thing 30) SharePoint stop to changing workflow (I published it without…
Do I need to enable Mac firewall? In summary, a firewall isn’t really necessary on a typical Mac desktop, just as it isn’t really necessary…
What does SD card partition mean? When you use an Android phone in your business, you may need to partition the device’s SD memory card.…