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Animate text change in UILabel
...seems that you have to specify the fade at each change. So - provided you call the transition each time, this works fine in my test on iOS9.
– Confused Vorlon
Nov 7 '15 at 23:50
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How do I get the find command to print out the file size with the file name?
...ust the h extra from jer.drab.org's reply. saves time converting to MB mentally ;)
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PHP date yesterday [duplicate]
...bit more obvious when scanning through the code. Self-documenting code and all that.
– Justin ᚅᚔᚈᚄᚒᚔ
Jul 22 '11 at 22:48
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What's the point of JAXB 2's ObjectFactory classes?
..., sometimes you need to create actual JAXBElement objects. They are not usually trivial to create by hand, so the create* methods do the hard work for you. Example (from the XHTML 1.1 schema):
@XmlElementDecl(namespace = "http://www.w3.org/1999/xhtml", name = "style", scope = XhtmlHeadType.class)
p...
Fetch frame count with ffmpeg
...default=nokey=1:noprint_wrappers=1 input.mp4
This is a fast method.
Not all formats (such as Matroska) will report the number of frames resulting in the output of N/A. See the other methods listed below.
ffprobe: Count the number of frames
ffprobe -v error -count_frames -select_streams v:0 -sh...
Can you run GUI applications in a Docker container?
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You can simply install a vncserver along with Firefox :)
I pushed an image, vnc/firefox, here: docker pull creack/firefox-vnc
The image has been made with this Dockerfile:
# Firefox over VNC
#
# VERSION 0.1
# DOCKER-VERSION ...
How is std::function implemented?
According to the sources I have found, a lambda expression is essentially implemented by the compiler creating a class with overloaded function call operator and the referenced variables as members. This suggests that the size of lambda expressions varies, and given enough references variables tha...
How do I do an OR filter in a Django query?
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There is Q objects that allow to complex lookups. Example:
from django.db.models import Q
Item.objects.filter(Q(creator=owner) | Q(moderated=False))
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How to find foreign key dependencies in SQL Server?
How can I find all of the foreign key dependencies on a particular column?
13 Answers
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Difference between dict.clear() and assigning {} in Python
In python, is there a difference between calling clear() and assigning {} to a dictionary? If yes, what is it?
Example:
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