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Auto reloading python Flask app upon code changes

...nt recommended way is with the flask command line utility. https://flask.palletsprojects.com/en/1.1.x/quickstart/#debug-mode Example: $ export FLASK_APP=main.py $ export FLASK_ENV=development $ flask run or in one command: $ FLASK_APP=main.py FLASK_ENV=development flask run If you want diff...
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How can I join elements of an array in Bash?

... +1. What about printf -v bar ",%s" "${foo[@]}". It is one fork less (actually clone). It is even forking reading a file: printf -v bar ",%s" $(<infile). – TrueY Jun 8 '13 at 22:55 ...
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How can I access “static” class variables within class methods in Python?

... As with all good examples, you've simplified what you're actually trying to do. This is good, but it is worth noting that python has a lot of flexibility when it comes to class versus instance variables. The same can be said of meth...
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GDB missing in OS X v10.9 (Mavericks)

... I installed via brew, and keep getting "_____: not in executable format: File format not recognized" when I try to load an executable. Can anyone comment on how they got a successful install? – Parker ...
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How to do date/time comparison

...Go? I have to sort data based on date and time - independently. So I might allow an object that occurs within a range of dates so long as it also occurs within a range of times. In this model, I could not simply just select the oldest date, youngest time/latest date, latest time and Unix() seconds c...
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Useful GCC flags for C

Beyond setting -Wall , and setting -std=XXX , what other really useful, but less known compiler flags are there for use in C? ...
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Safely remove migration In Laravel

... I accidentally created a migration with a bad name (command: php artisan migrate:make). I did not run (php artisan migrate) the migration, so I decided to remove it. My steps: Manually delete the migration file under app/database/mig...
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difference between foldLeft and reduceLeft in Scala

...e between reducing and folding The difference is not the implementation at all, just look at the signatures. The question doesn't have anything to do with Scala in particular, it's rather about the two concepts of functional programming. Back to your question: Here is the signature of foldLeft (c...
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jQuery: serialize() form and other parameters

...onment, then none of these answers should be used. The form should contain all information (in hidden fields if necessary) so that it can be serialised in a single call. This way if JS is disabled or fails, the form submission should still have a failsafe and include all data when sent. ...
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Backbone.js get and set nested object attribute

...g convenience methods that hide the navigation to the nested object. Basically, your callers don't need to know the model's internal structure; after all, it may change and the callers should be none the wiser. – Bill Eisenhauer Jun 15 '11 at 0:54 ...