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Best way to do multiple constructors in PHP
...functions with unique argument signatures in a PHP class. I'd like to do this:
21 Answers
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How to trim whitespace from a Bash variable?
I have a shell script with this code:
42 Answers
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Save Javascript objects in sessionStorage
...ue pairs in a web browser. The value must be a string, and save js objects is not trivial.
9 Answers
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Viewing contents of a .jar file
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Using the JDK, jar -tf will list the files in the jar. javap will give you more details from a particular class file.
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Print all properties of a Python Class [duplicate]
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In this simple case you can use vars():
an = Animal()
attrs = vars(an)
# {'kids': 0, 'name': 'Dog', 'color': 'Spotted', 'age': 10, 'legs': 2, 'smell': 'Alot'}
# now dump this in some way or another
print(', '.join("%s: %s" % item...
Sorting object property by values
...Entries() to convert array to object. Then the code can be simplified to this:
const maxSpeed = {
car: 300,
bike: 60,
motorbike: 200,
airplane: 1000,
helicopter: 400,
rocket: 8 * 60 * 60
};
const sortable = Object.fromEntries(
Object.entries(maxSpeed).sort(([,a],...
When NOT to call super() method when overriding?
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A call to B.save() will perform the save() logic for both A and B, in this particular order. If you weren't calling super.save() inside B.save(), A.save() wouldn't be called. And if you called super.save() after save(b), A.save() would be effectively performed afterwards B.save().
If you want to...
How to change the session timeout in PHP?
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Session timeout is a notion that has to be implemented in code if you want strict guarantees; that's the only way you can be absolutely certain that no session ever will survive after X minutes of inactivity.
If relaxing this requirement a l...
Get current URL of UIWebView
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Matt's version is much cleaner. I recommend everyone to use that one instead of this
You could try this:
NSString *currentURL = [webView stringByEvaluatingJavaScriptFromString:@"window.location"];
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Read environment variables in Node.js
Is there a way to read environment variables in Node.js code?
6 Answers
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