Useful tips for everyday
How to use iptables for DNS redirection? I now need to a device configured with unfiltered DNS. – I now want to use iptables to…
Why did my mouse settings change? Why do my mouse settings keep changing? Third-party applications, startup items, and outdated mouse drivers may all cause this…
How do you count the number of times a number appears in Google sheets? The COUNTIF function in Google Sheets is used to count the…
How do I fix error 550 in Gmail? How do I fix a 550 error? Check for email address typos. Check whether the email IP…
How to define sub sites in WordPress Multisite? Each options define sub site in your WordPress multisite. Check the [prefix]_6_options, site url is blog.maomaochia.com. From…
What does a ferrite choke do? A ferrite bead (also known as a ferrite block, ferrite core, ferrite ring, EMI filter, or ferrite choke) is…
How many amps does a solenoid coil draw? Assuming the solenoid is a basic single coil type, to draw 0.5A at 12V it should have…
How do I maximize my zoom on a Mac? Resize the window: Press Control-Option-Command-arrow keys to make the window larger or smaller. Reposition the window:…
Why does Debian login fail with incorrect password? So I have a Debian distro at home (considering getting ubuntu), and I can’t login. When I…
How do I transfer photos from iPhone without duplicates? Solution 1: Use Windows 10 Photos App Simply plug in your iPhone to your laptop through…