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Persistence unit as RESOURCE_LOCAL or JTA?
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AJAX POST and Plus Sign ( + ) — How to Encode?
...orrect
escape(text); // %u0100
// correct
encodeURIComponent(text); // "%C4%80"
Note: "%C4%80" is equivalent to: escape('\xc4\x80')
Which is the byte sequence (\xc4\x80) that represents Ā in UTF-8. So if you use encodeURIComponent() your server side must know that it is receiving UTF-8. Otherwi...
How to create own dynamic type or dynamic object in C#?
... Mario SannumMario Sannum
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Different results with Java's digest versus external utilities
...bit applications that have the system path hard coded and is running in a 64-bit Windows? How can they find the new SysWOW64 folder without changes in the program code, you might think. The answer is that the emulator redirects calls to System32 folder to the SysWOW64 folder transparently so even if...
How does MongoDB sort records when no sort order is specified?
...al data structures.
The original MMAPv1 storage engine (removed in MongoDB 4.2) allocates record space for documents based on padding rules. If a document outgrows the currently allocated record space, the document location (and natural ordering) will be affected. New documents can also be inserted ...
Difference between 'python setup.py install' and 'pip install'
...ith Python as of Python 2.7.9 on the Python 2.x series, and as of Python 3.4.0 on the Python 3.x series, making it even easier to use.
So basically, use pip. It only offers improvements over using python setup.py install.
If you're using an older version of Python, can't upgrade, and don't have...
Is there a zip-like function that pads to longest length in Python?
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answered Aug 14 '09 at 11:10
Nadia AlramliNadia Alramli
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C# Convert List to Dictionary
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edited Jul 20 '12 at 14:28
answered Jul 20 '12 at 14:11
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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 ...
What does each of the [y,n,q,a,d,/,K,j,J,g,e,?] stand for in context of git -p
...s staged.
– Alexander Bird
Oct 20 '14 at 21:39
I use -p for stashing, didn't know you could use this for add too! Just...