Useful tips for everyday
How do I choose a desktop power supply? You need to consider form factor, efficiency, amperage, protection, and the cables you’re going to need, along…
How do I create a temp file in node JS? var tmp = require(‘tmp’); var tmpObj = tmp. fileSync({ mode: 0644, prefix: ‘projectA-‘, postfix: ‘.…
What are dynamic charts how one creates dynamic charts in Excel? A dynamic chart is a special chart in Excel which updates itself when the…
How do planes deal with static electricity? When the aircraft charge is great enough, it discharges into the surrounding air. Friction from the structure and…
How do I drop a database in single user mode? First, make sure the object explorer is pointed to a system database like master. Second,…
How much current can a Li ion battery supply? This battery is rated at 3,200 mAh, meaning that in one hour, it can discharge 3,200…
Should switches be connected to each other? Daisy-chaining network switches (Note that although you can daisy-chain unmanaged switches, it’s a good idea to use managed…
What is a good Phred score? For many purposes, a Phred Score of 20 or above is acceptable, because this means that whatever it qualifies…
What is the name of the local file used to resolve host names? In its function of resolving host names, the hosts file may be…
What is the advantages of a 3 phase generator over a 2 phase generator? Both types provide AC power, but a three-phase system produces three…