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How to determine if a record is just created or updated in after_save
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169
I was looking to use this for an after_save callback.
A simpler solution is to use id_changed? ...
How to read a file in Groovy into a string?
...e getText() method?
– das Keks
Apr 29 '14 at 8:27
6
@dasKeks I think it's safe to assume that the...
Pointers in C: when to use the ampersand and the asterisk?
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9 Answers
9
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Inserting a Python datetime.datetime object into MySQL
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Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Dec 22 '10 at 11:56
g33kz0rg33kz0r
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Only using @JsonIgnore during serialization, but not deserialization
...on the version of Jackson that you're using. This changed around version 1.9, before that, you could do this by adding @JsonIgnore to the getter.
Which you've tried:
Add @JsonIgnore on the getter method only
Do this, and also add a specific @JsonProperty annotation for your JSON "password" fi...
Is it possible to serialize and deserialize a class in C++?
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96
The Boost::serialization library handles this rather elegantly. I've used it in several project...
A dependent property in a ReferentialConstraint is mapped to a store-generated column
...is is the error I got.
– jocull
Jan 9 '12 at 20:12
3
Doh! I had left the foreign key part of the ...
Uint8Array to string in Javascript
...Decoder;. No thanks.
– Evan Hu
Nov 29 '16 at 6:11
18
beware the npm text-encoding library, webpac...
EF Migrations: Rollback last applied migration?
...etMigration:"B"
or
Update-Database -TargetMigration:2
Edit October 2019:
According to this related answer on a similar question, correct command is -Target for EF Core 1.1 while it is -Migration for EF Core 2.0.
share...
What's the difference between unit, functional, acceptance, and integration tests? [closed]
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edited Mar 9 '14 at 15:18
answered Feb 5 '11 at 1:32
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