Useful tips for everyday
Does tcpdump show ping? You can use tcpdump -n icmp to filter on ping requests and replies. How do I record ping request? Activity 2…
Why are my shapefiles not working in ArcPy? This is because it worked for the first Shapefile as you were testing but the second time…
How to update the existing records in a new field? While new records get the default value, the existing records remain with no value in…
What is the purpose of state variable model? Intuitively, the state of a system describes enough about the system to determine its future behaviour in…
How to include missing months in group by query? I’ve tried COALESCE (COUNT (OrderNumber), 0) and ISNULL (COUNT (OrderNumber), 0) but I’m pretty sure the…
What can buffer overflow attacks do and not do? Buffer overflows can affect all types of software. They typically result from malformed inputs or failure…
How do I reinstate my desktop? To reset your PC Swipe in from the right edge of the screen, tap Settings, and then tap Change…
Why is a lithium ion battery flammable? Tiny metal fragments float in the liquid. The contents of the battery are under pressure, so if a…
What do you do when your iPhone is stuck on connect to iTunes? If you see the Connect to iTunes screen, restart your device: On…
Are there laws governing the use of UAV drones in Australia? According to Australia’s national aviation authority, Australia’s Civil Aviation Safety Authority (CASA), flying a…