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How to increment a datetime by one day?
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date = datetime.datetime(2003,8,1,12,4,5)
for i in range(5):
date += datetime.timedelta(days=1)
print(date)
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How to map and remove nil values in Ruby
...s = [1, 2, 5, 8, 10, 13]
enum.filter_map { |i| i * 2 if i.even? }
# => [4, 16, 20]
In your case, as the block evaluates to falsey, simply:
items.filter_map { |x| process_x url }
"Ruby 2.7 adds Enumerable#filter_map" is a good read on the subject, with some performance benchmarks against some...
Role/Purpose of ContextLoaderListener in Spring?
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edited Feb 13 '16 at 7:49
balaji gumpena
4511 silver badge1010 bronze badges
answered Aug 5 '12 at 14...
How to create a drop-down list?
...iew:
XML:
<Spinner
android:id="@+id/spinner1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@android:drawable/btn_dropdown"
android:spinnerMode="dropdown"/>
Java:
//get the spinner from the xml.
Spinner dropdown = findVi...
TemplateDoesNotExist - Django Error
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answered Jan 31 '14 at 14:27
Scott WoodallScott Woodall
9,12533 gold badges3030 silver badges3232 bronze badges
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PHP mail function doesn't complete sending of e-mail
...g any spam emails.
Use ports 25 or 587 for plain/TLS connections and port 465 for SSL connections. For most users, it is suggested to use port 587 to avoid rate limits set by some hosting providers.
Don't use the error suppression operator
When the error suppression operator @ is prepended to an ...
How to set radio button checked as default in radiogroup?
....getId() works as well, thx Ramesh
EDIT2:
android:checkedButton="@+id/my_radiobtn"
works in radiogroup xml
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Create folder with batch but only if it doesn't already exist
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edited Feb 2 '17 at 21:54
D. A.
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answered Dec 1...
Hidden Features of C#? [closed]
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