Useful tips for everyday
Why do LEDs dim over time? LEDs are long-life light sources which generally do not suddenly fail, but gradually lose their brightness and performance over…
Are there any Global tests for spatial autocorrelation? This includes global tests of spatial autocorrelation for zone data or point data in which an attribute…
How do you copy a hyperlink without formatting? If you’re sending an email that you want to be nicely formatted with a hyperlink, then this…
How do designers charge clients? Some designers charge as little as fifteen dollars an hour and others charge hundreds. The average is around USD forty-five…
What is the camera equation? The camera equation, or G#, is the ratio of the radiance reaching the camera sensor to the irradiance on the…
Why is my Safari browser freezing? There are a few reasons why Safari might be crashing: There might be something going on in the background…
How do I hide posts on my timeline? To hide a post from your Timeline, click or tap the downward facing arrow next to it…
Can ORDER BY be used in subquery? An ORDER BY command cannot be used in a subquery, although the main query can use an ORDER…
Is Rand thread-safe C? The function rand() is not reentrant or thread-safe, since it uses hidden state that is modified on each call. So don’t…
How to vary current using Arduino? As this is roughly linear, you would use an LED Driver with an enable and/or PWM pin. Use PWM…