Useful tips for everyday
How do I change the HTML on my Google site? Navigate to the page where you want to add the HTML, CSS or JavaScript. Use…
What does USPS addressee unknown mean? I’m having a package returned to me because the Addressee was “unknown”. Per USPS this means could mean two…
What does the env command do in Bash? Second, the env command (also built into bash) prints the environment variables (as we saw above) but…
How can I see all folders details of current working directory? See the following examples: To list all files in the current directory, type the…
How do I add a second monitor to Apple? Set up the displays for video mirroring On your Mac, choose Apple menu > System Preferences,…
How to calculate transfer function of elliptic filter? [b,a] = ellip (n,Rp,Rs,Wp) returns the transfer function coefficients of an n th-order lowpass digital elliptic filter…
How does static electricity affect laptop? And static electricity can also cause damage to laptops, theoretically damaging the integrated blocks inside the PC such as…
What is 10 Gigabit Ethernet speed? 10 billion bits per second 10 Gigabit Ethernet (IEEE 802.3a) offers data speeds up to 10 billion bits per…
Why does my Charger make a noise when I turn it on? From there, a switch rapidly turns the power on and off, after which…
How do you sum a VLOOKUP cell? Vlookup and sum matches in a row or multiple rows with formulas =SUM(VLOOKUP(A10, $A$2:$F$7, {2,3,4,5,6}, FALSE)) Notes: =SUMPRODUCT((A2:A7=A10)*B2:F7)…