Useful tips for everyday
When to use get the author meta ( ) in PHP? If used within The Loop, the user ID need not be specified, it defaults…
Can you mix 2D and 3D animation? In animation, you can adjust different techniques and styles to suit each project. Whether you choose to use…
What is a diagonal covariance matrix? A variance-covariance matrix is a square matrix that contains the variances and covariances associated with several variables. The diagonal…
What does etc resolv conf contain? It is used to configure dns name servers. The file /etc/resolv. conf file contains information that is read by…
How to tail a log file in Linux? Basically, you’d define a function to be called on, say, signal 17, then put a sub-script in…
How can I tell what country a phone number is from? The only I got is to have an hardcoded check (Eg. “look at the…
What is the gain of current shunt feedback amplifier? Current-Shunt Feedback Characteristics Types of Feedback Voltage-Series Current-Shunt Voltage Gain Decreases Decreases Bandwidth Increases Increases Input…
How to get idle time in Linux? You have to look for a way to get the raw data that w uses to print the…
How many primary keys can a table have in PostgreSQL? one primary key A table can have one and only one primary key. It is…
What does plus mean in Linux permissions? What is the plus (+) sign in permission in Linux ? So do you see a plus sign…