SQLite Custom Sort Order In Python Example
We can use the order by child clause to sort the query results in the SQL statement, but it can only sort the query results by the simple and fixed order. How about ordering the query results in a complex sort order? This article will tell you how to implement it in the SQLite database …
Python Defaultdict Example
The python defaultdict class is a subclass of dict class, it supports all the functions that dict class provides. But when you provide a key that does not exist in the python dict object, the dict object will return a KeyError. But the defaultdict object provides a default_factory attribute which is a python function and …
How To Find The Biggest Size Video Or Image File In WordPress Website And Make Them Smaller To Improve Web Site Performance
My website traffic dropdown day by day, but all the articles is unique and original written by me, and almost one year ago, it has high traffic, so this confused me a lot. But recently I finally find the reason, maybe it is because there are some big image or video files on some of …
How To Make A Counter In Python
The python Counter class in the Collections package is a very useful tool class, which can automatically count the number of occurrences of each element in the container. The essence of Counter is a special python dictionary object, except that its keys are all the elements it contains, and its value records the number of occurrences …
How To Install And Remove WordPress Website On macOS Using XAMPP
I have told you how to install, start, stop XAMPP on macOS in the first part of the article How To Connect To MySQL Server After Install XAMPP On Mac OS. In this article, I will tell you how to install and uninstall the WordPress website on the macOS XAMPP server. It also tells you …
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