Useful tips for everyday
How do you pass a variable to the curl command? Three ways to pass the environment variables 1 Add a single quote and a double…
What does a warning means? A warning is something said or written to tell people of a possible danger, problem, or other unpleasant thing that…
How do you choose a final model after cross-validation? Cross Validation is mainly used for the comparison of different models. For each model, you may…
Should I turn off print cooling? No, ABS does not need a cooling fan and will likely cause printing failures if turned on due to…
Why Wi-Fi is not connecting even with correct password? Make sure you select the correct wireless security option when asked for your password (for example,…
How do you put data in a query? There are two basic syntaxes of the INSERT INTO statement which are shown below. INSERT INTO TABLE_NAME…
How many hours per week is CS50? CS50 Web Programming with Python and JavaScript — CS50W The course is taught by Brian Yu. It involves…
Is train-test split stratified? Some classification problems do not have a balanced number of examples for each class label. As such, it is desirable to…
How do I connect Arduino Uno to buzzer? The Connections are pretty simple: Connect Supply wire (positive) of the buzzer to the Digital Pin of…
How do I get the hour difference in SQL? These SQL queries computes the time difference using first the seconds (multiplied by one hour in…