Useful tips for everyday
What is the difference between Dev set and test set? That the “validation dataset” is predominately used to describe the evaluation of models when tuning…
How does TCP provide security? TCP can not keep segment data secure against the message eavesdropping attacks. TCP transports stream data used in the application…
How to get monthly sales per product in SQL? Let’s say we have a Product table (product_id, product_name) and a Sales table (product_id, date, qty,…
What is maximum frequency of LED? Pretty much any LED available can be operated at far higher blink frequencies than 1 KHz: White LEDs or…
How do you calculate the number of stairs in stairs? Divide the rise by 6 or 7 inches (15 or 18 cm) to find the…
How do I crop a picture in square? CROP CROP. Click the arrow beneath Select and choose Rectangular selecfion. If you have previously drawn a…
What bit depth has the most dynamic range? Raw bit depth is about dynamic range, not the number of colors you get to capture. Shooting…
Can browser extensions be dangerous? Are Chrome extensions safe? Not only could a browser extension track every page you visit, download your passwords, and your…
What is 4 pole stereo audio? 4-pole Audio Jack This style of connector is sometimes referred to as “TRRS“, which stands for “Tip-Ring-Ring-Sleeve”. The four…
What is Burst mode in camera? For Android users — Open the camera app, press and keep holding the shutter button. — This automatically activates…