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Hibernate - Batch update returned unexpected row count from update: 0 actual row count: 0 expected:
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answered Apr 30 '10 at 9:55
beny23beny23
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Splitting a string into chunks of a certain size
...;string> Split(string str, int chunkSize)
{
return Enumerable.Range(0, str.Length / chunkSize)
.Select(i => str.Substring(i * chunkSize, chunkSize));
}
Please note that additional code might be required to gracefully handle edge cases (null or empty input string, chunkSize == 0, ...
Getting thread id of current method call
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230
NSLog(@"%@", [NSThread currentThread]);
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How to sum a variable by group
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404
Using aggregate:
aggregate(x$Frequency, by=list(Category=x$Category), FUN=sum)
Category x
1...
How to get commit history for just one branch?
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Adam Rosenfield
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answered Jun 7 '13 at 0:06
alexalex
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Scoping in Python 'for' loops
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109
The likeliest answer is that it just keeps the grammar simple, hasn't been a stumbling block fo...
is of a type that is invalid for use as a key column in an index
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A unique constraint can't be over 8000 bytes per row and will only use the first 900 bytes even then so the safest maximum size for your keys would be:
create table [misc_info]
(
[id] INTEGER PRIMARY KEY IDENTITY NOT NULL,
[key] nvarchar(450) UNIQUE...
Why does ~True result in -2?
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240
int(True) is 1.
1 is:
00000001
and ~1 is:
11111110
Which is -2 in Two's complement1
1 Fl...
Can I click a button programmatically for a predefined intent?
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edited May 14 '13 at 10:01
laalto
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answe...
fork() branches more than expected?
...llykwallyk
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12
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