Tom

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Tom has asked 17 questions and find answers to 18 problems.

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Tom questions

Detect if the user arrived to the current page via the browser back button
Is there a way to dump all mysql databases except for system databases?
Simple way to automatically convert INSERT statements to UPDATEs?
How to detect when asynchronously loaded jquery has finished loading?
Why is this python expression parameter is not expanded at call time?
How to detect when an image link returns 404, BUT it's still a valid image
Does Recaptcha v3 show graphical captchas at all?
Is there a way to show hover JavaDoc help using the keyboard?
Is " finished with status: 'crash' " normal for Cloud Functions?
Better page load performance when loading multiple embedded Youtube videos?

Tom answers

How can I get the emacs command for a given keyboard shortcut?
Additional modifier keys in emacs?
Emacs incremental search - auto remove from the search string the characters that could not be found
How to find which file provide(d) the feature in emacs elisp
Is there a built-in Emacs Lisp form to only set a variable if it is unbound?
emacs - swap the ctrl and alt key within emacs
Command-T in emacs
How can I kill a rectangle of text in Emacs if the first and last lines are not long enough?
Emacs how to get copy-paste, shift arrow text highlight, etc
How to effectively use the self-documenting system of Emacs?