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Using Transactions or SaveChanges(false) and AcceptAllChanges()?
...its correct state?
– mark smith
May 10 '09 at 19:32
33
@Mark: if by "roll-back" you mean, revert ...
Can I find out the return value before returning while debugging in Intellij?
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edited Feb 16 '11 at 1:10
answered Feb 16 '11 at 1:01
jl...
Checking if a key exists in a JS object
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answered Jun 15 '13 at 18:10
SirkoSirko
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std::auto_ptr to std::unique_ptr
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edited Aug 11 '10 at 18:12
Klaim
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Update relationships when saving changes of EF4 POCO objects
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edited Sep 4 '10 at 14:29
answered Sep 3 '10 at 11:37
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Join strings with a delimiter only if strings are not null or empty
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answered Nov 11 '13 at 10:02
agaaga
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How to convert a data frame column to numeric type?
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answered Feb 19 '10 at 0:31
aL3xaaL3xa
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How do I search within an array of hashes by hash values in ruby?
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answered Feb 11 '10 at 14:11
Jordan RunningJordan Running
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Normalize data in pandas
... a b c d
A 0.085789 -0.394348 0.337016 -0.109935
B -0.463830 0.164926 -0.650963 0.256714
C -0.158129 0.605652 -0.035090 -0.573389
D 0.536170 -0.376229 0.349037 0.426611
In [95]: df_norm.mean()
Out[95]:
a -2.081668e-17
b 4.857226e-17
c 1.734723e-17
d ...
Creating a expressjs middleware that accepts parameters
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edited Sep 2 '19 at 6:10
keskinsaf
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answered Oct 4 '12 at 23:20...