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Validation failed for one or more entities while saving changes to SQL Server Database using Entity
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You can extract all the information from the DbEntityValidationException with the following code (you need to add the namespaces: System.Data.Entity.Validation and System.Diagnostics to your using list):
catch (DbEntityValidationException d...
Aren't Python strings immutable? Then why does a + “ ” + b work?
...the variable a to point at a new string "Dog eats treats". You didn't actually mutate the string "Dog". Strings are immutable, variables can point at whatever they want.
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How to emulate GPS location in the Android Emulator?
...latitude, longitude and if needed altitude on the device that is passed to all programs using the gps location provider. See the link above for further instructions.
The specific command to run in the console is
geo fix <longitude value> <latitude value>
I found this site useful for...
Can I use break to exit multiple nested 'for' loops?
...latter, which you would fit into if you choose to use them well, use a so called "evil" concept when it is the lesser of (two) evils. Read this for a better understanding of some C++ concepts that you might need to use from time to time (macros, goto's, preprocessor, arrays): parashift.com/c++-faq-l...
How to redirect output of an already running process [duplicate]
Normally I would start a command like
5 Answers
5
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Split a vector into chunks in R
...ks of size 20:
split(d, ceiling(seq_along(d)/20))
More details: I think all you need is seq_along(), split() and ceiling():
> d <- rpois(73,5)
> d
[1] 3 1 11 4 1 2 3 2 4 10 10 2 7 4 6 6 2 1 1 2 3 8 3 10 7 4
[27] 3 4 4 1 1 7 2 4 6 0 5 7 4 6 8 4 7 1...
How is the default max Java heap size determined?
...fault using the -Xms command-line
option.
maximum heap size:
Smaller of 1/4th of the physical memory or 1GB. Before J2SE 5.0, the
default maximum heap size was 64MB.
You can override this default using
the -Xmx command-line option.
UPDATE:
As pointed out by Tom Anderson in his c...
Executing Batch File in C#
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Thanks! now i actually can see what the error is. "C:\Windows\System32\txtmanipulator.bat is not recognized as an internal or external command, program or batchfile" (Translated from dutch) Which is odd. Because when i run txtmanipulator from ...
How to copy a collection from one database to another in MongoDB
...so some documents may incur type changes. mongodump/mongorestore are generally the better approach.
– Stennie
Jul 19 '12 at 6:17
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Java: possible to line break in a properties file?
... \
World
The Java docs put it this way:
A logical line holds all the data of a key-element pair, which may be spread out across several adjacent natural lines by escaping the line terminator sequence with a backslash character \.
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