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How to hide UINavigationBar 1px bottom line
... problem where my iOS top status bar become translucent and I could see my table view scrolling behind the UINavigationBar. I fixed this by setting setTranslucent = NO.
– Vlad
Jul 1 '15 at 6:04
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What is the AppDelegate for and how do I know when to use it?
...cations) or a document singleton (for single document applications)
Button/table/view controllers, view delegate methods or other view handling (except for construction of the top-level view in applicationDidFinishLaunching:) -- this work should be in respective view controller classes.
Many peop...
Why is it not advisable to have the database and web server on the same machine?
...ver will cause downtime all by itself. Enough privileges to add records to tables is enough to render a site useless.
– Daniel Earwicker
Mar 19 '09 at 0:04
python pandas: apply a function with arguments to a series
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Exactly what I was looking for. Notably, this does not require creating a custom function just to handle a Series (or df). Perfect!
– Connor
May 24 '19 at 17:39
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How does collections.defaultdict work?
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Neither. 0 is immutable - in CPython all values from -5 to 256 are cached singletons but this is implementation-specific behaviour - in both cases a new instance is "created" each time with int() or list(). That way, d[k].append(v) can work wi...
How to trigger event in JavaScript?
...er browsers polyfill and more complex examples, see MDN docs.
See support tables for EventTarget.dispatchEvent and CustomEvent.
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Understand the “Decorator Pattern” with a real world example
...ant to have to recompile and reship every time. I'd want to add a row in a table in the backend or something that would easily take care of their requirement. Well said, @Stelios Adamantidis. I guess the patterns biggest strength though would be modifying 3rd-party classes then.
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Can you “ignore” a file in Perforce?
...n of those file-types through using lines like the below in the p4 protect table:
write user * * -//.../*.suo
write user * * -//.../*.obj
write user * * -//.../*.ccscc
I remember doing this before, but I don't have the necessary permissions to test this here. Check out Perforce's Sysadmin guide a...
Why should the “PIMPL” idiom be used? [duplicate]
...rect me if I'm wrong, but the memory usage would just be an extra function table in RAM, a pointer to the pimpl and a redirecting function for each method in codespace. Painful for maintenance and debugging though.
– JeffV
Sep 16 '08 at 23:26
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Unique BooleanField value in Django?
...d that some of them address the same issue successfully and each one is suitable in different situations:
I would choose:
@semente: Respects the constraint at the database, model and admin form levels while it overrides Django ORM the least possible. Moreover it can probably be used inside a thr...