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Rails 4 multiple image or file upload using carrierwave
... from saving. Instead the post is saved, and then the ActiveRecord invalid error is thrown for the attachment model only. I think this is because of the create! method. but using create instead just fails silently. Any idea how to have the validation happen on the post reach into the attachments?
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svn cleanup: sqlite: database disk image is malformed
...use I can't commit the changes in my working copy, and I got the following error:
17 Answers
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Serializing class instance to JSON
...elf.x = 1
self.y = 2
foo = Foo()
s = json.dumps(foo) # raises TypeError with "is not JSON serializable"
s = json.dumps(foo.__dict__) # s set to: {"x":1, "y":2}
The above approach is discussed in this blog posting:
Serializing arbitrary Python objects to JSON using __dict__
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Converting any string into camel case
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answered Sep 28 '18 at 9:05
smilyfacesmilyface
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Compiling problems: cannot find crt1.o
... On Ubuntu this worked sudo apt-get install gcc-multilib and it fixed my error from gfortran -m32 ...
– randwa1k
Sep 10 '14 at 1:11
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What is the difference between a reference type and value type in c#?
Some guy asked me this question couple of months ago and I couldn't explain it in detail. What is the difference between a reference type and a value type in C#?
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“Debug certificate expired” error in Eclipse Android plugins
...am using Eclipse Android plugins to build a project, but I am
getting this error in the console window:
17 Answers
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Best way to do multi-row insert in Oracle?
...8-AUG-2008', '28-AUG-2008', '28-AUG-2008'),
ins (3, 1, '28-AUG-2008', 1.05, 'USD', 'CAD', '28-AUG-2008', '28-AUG-2008', '28-AUG-2008'),
ins (4, 1, '28-AUG-2008', .68, 'USD', 'EUR', '28-AUG-2008', '28-AUG-2008', '28-AUG-2008'),
ins (5, 1, '28-AUG-2008', 1.16, 'USD', 'AUD', '28-AUG-2008', '28...
Where can I find the IIS logs?
...gFiles\HTTPERR
Which will contain similar log files that only represents errors.
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Do I cast the result of malloc?
...ong).
It makes you repeat yourself, which is generally bad.
It can hide an error if you forgot to include <stdlib.h>. This can cause crashes (or, worse, not cause a crash until way later in some totally different part of the code). Consider what happens if pointers and integers are differently...