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Weird Integer boxing in Java
...nt or short
number between -128 and 127, then let
r1 and r2 be the results of any two
boxing conversions of p. It is always
the case that r1 == r2.
The discussion goes on, suggesting that although your second line of output is guaranteed, the first isn't (see the last paragraph quoted belo...
What exactly is an HTTP Entity?
... to be the entire request or response without the request or status line (although only certain header fields are considered part of the entity).
To illustrate; here's a request:
POST /foo HTTP/1.1 # Not part of the entity.
Content-Type: text/plain # ┬ The entity is from this line do...
How do I move the turtle in LOGO? [closed]
...
// MOVE FORWARD
FD 75
// TURN RIGHT
RT 54
// TURN LEFT
LT 21
// MOVE BACKWARD
BK 17
Check out some other turtle commands found here...
Turtle Commands
BACK ## [BK] - Move turtle back
BACKGROUND ## [BG] - Set Background color (0-15)
0 - Black
1 - White
2 - Red
3 - Cyan...
How can I fix the Microsoft Visual Studio error: “package did not load correctly”?
...
I started to see this on a fresh Windows and Visual Studio 2013 Ultimate with Update 2 installation (although others have also reported it on Updates 3 and 4, as well as the Professional version).
To resolve the problem, close all Visual Studio instances, then delete all files in the follo...
Representing Directory & File Structure in Markdown Syntax [closed]
...includes
| +-- footer.html
| +-- header.html
+-- _layouts
| +-- default.html
| +-- post.html
+-- _posts
| +-- 2007-10-29-why-every-programmer-should-play-nethack.textile
| +-- 2009-04-26-barcamp-boston-4-roundup.textile
+-- _data
| +-- members.yml
+-- _site
+-- index.html
Which is si...
How to detect the end of loading of UITableView
...oading && !allDataFetched) {
// call beginUpdates before multiple rows insert operation
tableView.beginUpdates()
// for loop
// insertRowsAtIndexPaths
tableView.endUpdates()
}
}
...
How to use Greek symbols in ggplot2?
...: “conversion failure on '>3σ' in 'mbcsToSbcs': dot substituted for <cf>
– Patafikss
Feb 5 at 11:39
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show 2 more comments
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SQL Switch/Case in 'where' clause
...
This is will give a slightly different result as the Case statement exits after a condition is met - but the OR syntax will evaluate all the possibilities
– tember
May 12 '15 at 18:27
...
Cutting the videos based on start and end time using ffmpeg
...e a keyframe precisely at the desired start time. Re-encoding is the default if you do not specify copy. For example:
ffmpeg -i movie.mp4 -ss 00:00:03 -t 00:00:08 -async 1 cut.mp4
When re-encoding you may also wish to include additional quality-related options or a particular AAC encoder. For ...
Reset Entity-Framework Migrations
...are of, from EF 6.0 the _MigrationsHistory table contains migrations for multiple DBContexts. Deleting it can cause issues, you should only delete the rows where ContextKey = your migration name. Also after 2 above I had to enable-migrations again
– David Waterworth
...