Useful tips for everyday
Why is my Samsung stuck on Logo? Hold the power, volume down and home buttons at the same time until you see the warning screen.…
How do you use distinct and count together? Syntax. SELECT COUNT(DISTINCT column) FROM table; This statement would count all the unique entries of the attribute…
Why do websites use geo-blocking? Essentially, geo-blocking allows organisations to control which regions can see their website and content. Streaming services like Netflix, Amazon, and…
What is the cost function in optimization? A Cost function is used to gauge the performance of the Machine Learning model. A Cost function basically…
Can Postgres send email? Sends emails from a PostgreSQL Database using Python3 (plpython3u) This is a simple function in plpython3u (Python3) that sends an email…
Why does my phone say its connected to WiFi but wont work? If your Android phone won’t connect to Wi-Fi, you should first make sure…
Can you joint with a thickness planer? A planer can be used as a jointer by following a few woodworking tricks. Woodworking jointers and planers…
How can we make asynchronous REST API call in Java? The correct approach is to execute the async with a callback (using DeferredResult, like this…
How do we interpret dummy variables? Technically, dummy variables are dichotomous, quantitative variables. Their range of values is small; they can take on only two…
How do I calculate return between two dates in Excel? Just subtract one date from the other. For example if cell A2 has an invoice…