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What is maximum query size for mysql?
...acket';
This gives you the answer in bytes. for e.g max_allowed_packet=1048576 or 1mb
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Difference between '..' (double-dot) and '…' (triple-dot) in range generation?
...e?(5) #=> true
(1...5).include?(5) #=> false
(1..4).include?(4.1) #=> false
(1...5).include?(4.1) #=> true
(1..4).to_a == (1...5).to_a #=> true
(1..4) == (1...5) #=> false
†The docs used to not include this, instead requiring read...
docker mounting volumes on host
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answered Aug 14 '14 at 16:10
Chris McKinnelChris McKinnel
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How can I extract a good quality JPEG image from a video file with ffmpeg?
... the default is -qmin 2).
To output a series of images:
ffmpeg -i input.mp4 -qscale:v 2 output_%03d.jpg
See the image muxer documentation for more options involving image outputs.
To output a single image at ~60 seconds duration:
ffmpeg -ss 60 -i input.mp4 -qscale:v 4 -frames:v 1 output.jpg
This ...
How do I return rows with a specific value first?
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Rob FarleyRob Farley
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Configure nginx with multiple locations with different root folders on subdomain
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4 Answers
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How do I get the name of a Ruby class?
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edited Aug 7 '19 at 14:26
Hans Z
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answered Ma...
Export Postgresql table data using pgAdmin
I am using pgAdmin version 1.14.3. PostgreSQL database version is 9.1.
3 Answers
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A TwoWay or OneWayToSource binding cannot work on the read-only property
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It's hard to guess without code, but you should be able to set the BindingMode to OneWay.
<T...