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What is the shortest way to pretty print a org.w3c.dom.Document to stdout?
...ew OutputStreamWriter(out, "UTF-8")));
}
(The indent-amount is optional, and might not work with your particular configuration)
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Android: When is onCreateOptionsMenu called during Activity lifecycle?
I put a couple of breakpoints in onCreate (one at the beginning, and one at the end of the method), and I also put one at the beginning of onCreateOptionsMenu . The onCreate method is called first, and before it finishes onCreateOptionsMenu is called.
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Backporting Python 3 open(encoding=“utf-8”) to Python 2
... an encoding parameter in Python 2:
If you only need to support Python 2.6 and 2.7 you can use io.open instead of open. io is the new io subsystem for Python 3, and it exists in Python 2,6 ans 2.7 as well. Please be aware that in Python 2.6 (as well as 3.0) it's implemented purely in python and very...
Why does Dijkstra's algorithm use decrease-key?
...ueue small, thus keeping the total number of priority queue dequeues small and the cost of each priority queue balance low.
In an implementation of Dijkstra's algorithm that reinserts nodes into the priority queue with their new priorities, one node is added to the priority queue for each of the m ...
Select elements by attribute
I have a collection of checkboxes with generated ids and some of them have an extra attribute. Is it possible to use JQuery to check if an element has a specific attribute?
For example, can I verify if the following element has the attribute "myattr"? The value of the attribute can vary.
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Python argparse ignore unrecognised arguments
Optparse, the old version just ignores all unrecognised arguments and carries on. In most situations, this isn't ideal and was changed in argparse. But there are a few situations where you want to ignore any unrecognised arguments and parse the ones you've specified.
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Disabling Strict Standards in PHP 5.4
...is I was running my site on 5.3.8. Unfortunately, php 5.4 combines E_ALL and E_STRICT , which means that my previous setting for error_reporting does not work now. My previous value was E_ALL & ~E_NOTICE & ~E_STRICT Should I just enable values one at a time?
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Responsive iframe using Bootstrap
...trap.com/docs/3.3/components/#responsive-embed
– Alexander Schmidt
Aug 24 '17 at 9:36
use one aspect ratio and include...
Good ways to sort a queryset? - Django
...ered = sorted(auths, key=operator.attrgetter('last_name'))
In Django 1.4 and newer you can order by providing multiple fields.
Reference: https://docs.djangoproject.com/en/dev/ref/models/querysets/#order-by
order_by(*fields)
By default, results returned by a QuerySet are ordered by the ordering ...
How do you push a Git tag to a branch using a refspec?
...it objects. You need to “peel” the annotated tag back to commit object and push that instead.
git push production +1.0.0^{commit}:master
git push production +1.0.0~0:master # shorthand
There is another syntax that would also work in this case, but it means something slightly differen...