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Read .mat files in Python
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edited Jul 24 '19 at 20:23
user8408080
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answered Ma...
How to create a video from images with FFmpeg?
...ideo filter instead of -r for the output framerate
ffmpeg -r 1/5 -i img%03d.png -c:v libx264 -vf fps=25 -pix_fmt yuv420p out.mp4
Alternatively the format video filter can be added to the filter chain to replace -pix_fmt yuv420p like "fps=25,format=yuv420p". The advantage of this method is tha...
How do I explicitly specify a Model's table-name mapping in Rails?
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437
Rails >= 3.2 (including Rails 4+ and 5+):
class Countries < ActiveRecord::Base
self.ta...
Booleans, conditional operators and autoboxing
...nd operand to boolean)
E2: `true ? null : false` - Boolean (autoboxing of 3rd operand to Boolean)
See Java Language Specification, section 15.25 Conditional Operator ? :
For E1, the types of the 2nd and 3rd operands are Boolean and boolean respectively, so this clause applies:
If one of the...
Flask-SQLAlchemy how to delete all rows in a single table
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3 Answers
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Warning: The Copy Bundle Resources build phase contains this target's Info.plist file
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@hasan83, you will get the build warning, and the built product will contain an extra copy of Info.plist taking up a little space.
– JWWalker
Jan 16 '15 at 1:01
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Nullable type issue with ?: Conditional Operator
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326
This question has been asked a bunch of times already. The compiler is telling you that it doe...
Cancellation token in Task constructor: why?
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Eliahu Aaron
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answered Sep 14 '10 at 21:38
Max GalkinMax Ga...