Useful tips for everyday
Can epoxy resin be used over polyester resin? Epoxy over polyester is ok, as long as the polyester gets sanded first. Anything epoxy is not…
How does a MIMO antenna work? In MIMO, each spatial stream is transmitted from a different radio/antenna chain in the same frequency channel as the…
When should I use snapshot isolation level? Snapshot isolation avoids most locking and blocking by using row versioning. When data is modified, the committed versions…
What training counts towards PMP? The Project Management Institute (PMI) requires 35 hours of formal project management education, or “contact hours,” before you sit for…
How much does a MD-80 cost? A 737-400 typically costs between $3.25 million and $4 million, while MD-80s sell for $750,000 to $800,000. How many…
Why does my WiFi signal change so much? Because Wi-Fi uses a radio based frequency, the signal can be interrupted by Wireless interference. This can…
Why is netstat obsolete? It is used for finding problems in the network and to determine the amount of traffic on the network as a…
What does double tick mean in Telegram group chat? A double-check in a group chat means that at least one person read your message, but…
What O-ring material is best for vacuum? Viton® has low permeation and high temperature resistance so is ideal for vacuum applications up to 230°C. Silicone…
What kind of noise is honking of cars? A honk is a noise made by a goose or a car horn. A goose’s honk can…