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Is it safe to ignore the possibility of SHA collisions in practice?
...er chance of exploding due to other things, like mechanical failure, human error in building it or operator error while running it, and we are already taking those chances. If SHA-256 collisions were the only things causing nuclear incidents we would almost certainly have had exactly zero of them so...
The developers of this app have not set up this app properly for Facebook Login?
...everything, but when I attempt to login with a Facebook account I get this error from Facebook:
19 Answers
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Ruby function to remove all white spaces?
......, which is overly verbose and provides many opportunities for typos and errors of omission.
– joel.neely
Sep 8 '12 at 23:48
14
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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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“No newline at end of file” compiler warning
...reasons why you might not want the newline so it is only a warning, not an error.
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Name node is in safe mode. Not able to leave
...d:
bin/hadoop dfsadmin -safemode leave
You are getting Unknown command error for your command as -safemode isn't a sub-command for hadoop fs, but it is of hadoop dfsadmin.
Also after the above command, I would suggest you to once run hadoop fsck so that any inconsistencies crept in the hdfs mig...
How to import a Python class that is in a directory above?
...
This triggers error ValueError: attempted relative import beyond top-level package
– Carlo
Aug 23 '19 at 7:27
8
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The object cannot be deleted because it was not found in the ObjectStateManager
I am getting this error "The object cannot be deleted because it was not found in the ObjectStateManager."
10 Answers
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Do fragments really need an empty constructor?
...Instance(
R.string.alert_title,
"Oh no, an error occurred!")
)
.commit();
}
}
This way if detached and re-attached the object state can be stored through the arguments. Much like bundles attached to Intents.
Reason - Extra reading
I tho...
When should I use nil and NULL in Objective-C?
...l null]];
[check addObject:nil];
On the second line, we will not get any error, because it is perfectly fair to insert a NSNull object into a collection type object. On the third line, we will get "object cannot be nil" error. Because nil is not an object.
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