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Is there a decorator to simply cache function return values?
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Starting from Python 3.2 there is a built-in decorator:
@functools.lru_cache(maxsize=100, type...
Redirect stderr and stdout in Bash
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edited Oct 7 '10 at 5:44
David Johnstone
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Detect current device with UI_USER_INTERFACE_IDIOM() in Swift
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edited Jan 27 at 1:01
drewster
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answered J...
Django 1.7 - makemigrations not detecting changes
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edited Oct 18 '14 at 11:50
answered Sep 15 '14 at 7:55
dro...
Find an item in List by LINQ?
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answered Jul 24 '09 at 3:48
Rex MRex M
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Android 4.3 menu item showAsAction=“always” ignored
... android:title="@string/menu_add_item"
android:orderInCategory="10"
[yourapp]:showAsAction="always"
android:icon="@android:drawable/ic_menu_add" />
</menu>
Replace [yourapp] with your app name or any namespace your heart desires everywhere.
Other things worth ch...
Parse rfc3339 date strings in Python? [duplicate]
... (see Brent Washburne's answer).
from dateutil.parser import parse
a = "2012-10-09T19:00:55Z"
b = parse(a)
print(b.weekday())
# 1 (equal to a Tuesday)
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How do I do a multi-line string in node.js?
...al without having to use util.format or other templaters, as in:
let num=10;
console.log(`the result of ${num} plus ${num} is ${num + num}.`);
which will print "the result of 10 plus 10 is 20." to the console.
Older versions of node
Older version of node can use a "line continuation" character...
How do I get the last day of a month?
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10 Answers
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How can I add a column that doesn't allow nulls in a Postgresql database?
...default value.
ALTER TABLE mytable ADD COLUMN mycolumn character varying(50) NOT NULL DEFAULT 'foo';
... some work (set real values as you want)...
ALTER TABLE mytable ALTER COLUMN mycolumn DROP DEFAULT;
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