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What are the Ruby Gotchas a newbie should be warned about? [closed]
...|| and && which work as expected.
def inside def doesn't do what a Python programmer might expect:
def a_method
x = 7
def print_x; puts x end
print_x
end
This gives an error about x not being defined. You need to use a Proc.
Language features
Omission of parentheses around...
Android Shared preferences for creating one time activity (example) [closed]
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Shared Preferences are XML files to store private primitive data in key-value pairs. Data Types include Booleans, floats, ints, longs, and strings.
When we want to save some data which is accessible throughout the application, one way to do is to ...
What is the difference between localStorage, sessionStorage, session and cookies?
... your application server side - most likely using a database, but possibly XML or a text/CSV file.
localStorage, sessionStorage, and cookies are all client storage solutions. Session data is held on the server where it remains under your direct control.
localStorage and sessionStorage
localStorag...
How do I send a JSON string in a POST request in Go
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@JohnWhite I agree, feels very ruby/js/pythonic
– Rambatino
Jun 14 '19 at 13:09
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How can I change the default Django date template format?
...r an arbitrary string containing a date/time, I'd probably parse it into a python datetime in the view code. (Or even earlier if possible -- wherever that date string first arrives in my code.) But if you really want to use strings to pass datetimes to your Django templates, this answer looks helpfu...
Regex to validate date format dd/mm/yyyy
...])|[13579][26])|([13579][26]|[02468][048])00)[-/]?02[-/]?29)$. Tested with python: repl.it/repls/DependentBestChapters
– kpr
Jan 16 '19 at 16:32
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Importing a GitHub project into Eclipse
...a is no valid Eclipse project (no build path available)
Open the .project xml file in the project folder in Eclipse. If you can't see this file, see How can I get Eclipse to show .* files?.
Go to source tab
Search for <natures></natures> and change it to <natures><nature>...
Frequency table for a single variable
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How to fix “Incorrect string value” errors?
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"\xE4\xC5\xCC\xC9\xD3\xD8" isn't valid UTF-8. Tested using Python:
>>> "\xE4\xC5\xCC\xC9\xD3\xD8".decode("utf-8")
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UnicodeDecodeError: 'utf8' codec can't decode bytes in position 0-2: invalid data
If you're looking for a way to avoid decoding errors within the database...
How to select rows with one or more nulls from a pandas DataFrame without listing columns explicitly
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