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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 ...
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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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 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...
What are the differences between the BLOB and TEXT datatypes in MySQL?
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answered Jul 24 '12 at 5:45
DarceyDarcey
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Making code internal but available for unit testing from other projects
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Is there a way to zoom the Visual Studio text editor with a keyboard shortcut?
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Michael Mrozek
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answered Jun 22 '10 at 19:54
BrandonBrand...
Running multiple commands in one line in shell
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You are using | (pipe) to direct the output of a command into another command. What you are look...
Reload the path in PowerShell
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answered Aug 6 '15 at 1:44
mpenmpen
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