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Why cast an unused function parameter value to void?
...rototype is usually because the function needs to conform to some external API - perhaps it is a library function, or a pointer to that function is passed to another function that expects this calling convention. However not all arguments used by the calling convention are actually needed in the fun...
How do you append to a file in Python?
... print("appended text", file=myfile) is also possible, for a more familiar api.
– Thomas Ahle
Mar 9 '14 at 19:44
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Doctrine2: Best way to handle many-to-many with extra columns in reference table
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The goal is the most natural object API. $album->getTracklist()[1]->getTrackTitle() is as good/bad as $album->getTracklist()[1]->getTrack()->getTitle(). However it seems that I'd have to have two different classes: one for album->track referen...
How to detect a textbox's content has changed
...hat is not supported in all browsers. developer.mozilla.org/en-US/docs/Web/API/window.oninput
– commonpike
Jun 30 '13 at 20:01
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JavaScript: Object Rename Key
...ould be accepted answer, worked great for my use case. I had to convert an API response that was prefixing Country Names with unnecessary string. Turned Object into array of keys and mapped through each key with substring method and returned a new object with new key and value indexed by original ke...
Sleep for milliseconds
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Note that there is no standard C API for milliseconds, so (on Unix) you will have to settle for usleep, which accepts microseconds:
#include <unistd.h>
unsigned int microseconds;
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usleep(microseconds);
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Adding Http Headers to HttpClient
...e the DefaultRequestHeaders.Add option:
client.DefaultRequestHeaders.Add("apikey","xxxxxxxxx");
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Typical .gitignore file for an Android app
...Android Studio 2.2 and later
.externalNativeBuild
# Google Services (e.g. APIs or Firebase)
google-services.json
# Freeline
freeline.py
freeline/
freeline_project_description.json
# fastlane
fastlane/report.xml
fastlane/Preview.html
fastlane/screenshots
fastlane/test_output
fastlane/readme.md
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Can I use Objective-C blocks as properties?
...n setEnabled:NO];
};
This pattern can be applied OVER and OVER to Cocoa API's. Use properties to bring the relevant parts of your code closer together, eliminate convoluted delegation paradigms, and leverage the power of objects beyond that of just acting as dumb "containers".
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Why doesn't Dictionary have AddRange?
...icate, and leave the state of the original dictionary as unchanged.
As an API consumer, it would be tedious to have to iteratively remove duplicate elements, which implies that the AddRange should throw a single exception that contains all the duplicate values.
The choice then boils down to:
Thr...