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How can I print the contents of a hash in Perl?
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Data::Dumper is your friend.
use Data::Dumper;
my %hash = ('abc' => 123, 'def' => [4,5,6]);
print Dumper(\%hash);
will output
$VAR1 = {
'def' => [
4,
5,
6
],
'abc' => 123
};...
How do I save and restore multiple variables in python?
... here...
# Saving the objects:
with open('objs.pkl', 'w') as f: # Python 3: open(..., 'wb')
pickle.dump([obj0, obj1, obj2], f)
# Getting back the objects:
with open('objs.pkl') as f: # Python 3: open(..., 'rb')
obj0, obj1, obj2 = pickle.load(f)
If you have a lot of data, you can reduce...
AngularJS HTTP post to PHP and undefined
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answered Mar 18 '13 at 19:54
Mike BrantMike Brant
64.9k88 gold badges8484 silver badges9494 bronze badges
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Efficiently updating database using SQLAlchemy ORM
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edited Jul 24 '19 at 9:13
evandrix
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answered No...
Removing all non-numeric characters from string in Python
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Ned BatchelderNed Batchelder
306k6464 gold badges503503 silver badges608608 bronze badges
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Find and replace - Add carriage return OR Newline
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edited Sep 15 '14 at 18:35
answered Dec 2 '10 at 15:14
Ma...
How to convert an int value to string in Go?
s is 'E', but what I want is "123"
9 Answers
9
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Get the current first responder without using a private API
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341
In one of my applications I often want the first responder to resign if the user taps on the b...
How to customize the background/border colors of a grouped table view cell?
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UPDATE: In iPhone OS 3.0 and later UITableViewCell now has a backgroundColor property that makes this really easy (especially in combination with the [UIColor colorWithPatternImage:] initializer). But I'll leave the 2.0 version of the answer here...
How to create our own Listener interface in android?
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edited Jul 31 '18 at 20:53
Abِ
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a...