Useful tips for everyday
How does a serial peripheral interface work? SPI is a synchronous, full duplex master-slave-based interface. The data from the master or the slave is synchronized…
Can Cassandra be used as a graph database? The combination of all the components comprising Apache Cassandra and DataStax Graph Database makes Cassandra a graphical…
How do I process a video frame by frame? This is how I would start to solve this: Create a video writer: import cv2.cv as…
How do you backup an RDS? Sign in to the AWS Management Console and open the Amazon RDS console at https://console.aws.amazon.com/rds/ . In the navigation…
Is there a big difference between 5400 and 7200 rpm hard drive? But today’s most common RPM rates, in both laptop and desktop PCs, are…
How do you pass quotes in bash? Quotes are interpreted by bash and are not stored in command line arguments or variable values. As Gary…
How do you determine database data size? Determine the size, then the average number of occurrences of each segment type in a database record. By…
Is SRE and production support same? A production support engineer typically maintain applications run in the production environment that end users of those applications access.…
What is PR ASK? PR-ASK is a modulation that can minimize the carrier to noise requirement in a narrowband while maximizing the power transport to…
How do I run a local DNS? Windows Go to the Control Panel. Click Network and Internet > Network and Sharing Center > Change adapter…