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Triangular numbers (Euler 11)
What’s a triangular number? It is the sequence found by summing all the natural numbers, for example the third number is $1+2+3=6$. Interestingly, it counts objects arranged as a triangle. This also has closed form $T_n=\sum_{i=1}^{n}i=\frac{n(n+1)}{2}$. I started with a brute force approach – iterate through the triangular numbers and test if the number of divisors
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Python’s with statement
Managing resources usually involves three steps – allocating, using, and releasing. You’re familiar with the try… finally pattern but Python also provides context managers.
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Disable all WordPress Plugins
Check error logs to find which plugin is crashing the site, then check the site’s wp-config.php file to identify the database name and prefix. Using phpMyAdmin or similar, assuming “wp” is the prefix, locate wp_options table and edit the active_plugins row. The data starts a:X where X is the number of active plugins. Change the