Useful tips for everyday
What happens when a Cassandra node goes down? Most node failures result from temporary conditions, such as network issues. Therefore, Cassandra assumes the node will…
Is Arduino CE marked? All boards are labelled with the FCC and CE logo, as they meet the electromagnetic compatibility standards set in their respective…
What do you need to know about a Visualforce controller? A Visualforce controller is a set of instructions that specify what happens when a user…
How do you specify double quotes in regex? Firstly, double quote character is nothing special in regex – it’s just another character, so it doesn’t…
What colors represent trust? BLUE. Blue symbolizes trust, loyalty, wisdom, confidence, intelligence, faith, truth and heaven. It is the color of the sky. And it…
How heavy can a tractor trailer be without needing an overweight permit in the USA? 80,000 pounds gross vehicle weight. What is considered an overweight…
How do I undo in iTerm? Simply maintain a buffer in memory of any characters pressed and ⌘-z could undo them. You could clear the…
What is Loocv method? LOOCV(Leave One Out Cross-Validation) is a type of cross-validation approach in which each observation is considered as the validation set and…
How do I install a salesforce managed package? Install a Managed Package From Setup, enter Mobile Publisher in the Quick Find box, then select Mobile…
What does Fstrim Service do? Fstrim is used on a mounted filesystem to discard blocks which are not in use by the filesystem. This is…