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Add Foreign Key to existing table
...d an index to it..
ALTER TABLE users ADD INDEX index_name (index_column)
Now add the constraint
ALTER TABLE foreign_key_table
ADD CONSTRAINT foreign_key_name FOREIGN KEY (foreign_key_column)
REFERENCES primary_key_table (primary_key_column) ON DELETE NO ACTION
ON UPDATE CASCADE;
Note if you d...
Pull request vs Merge request
...ed me of the example when I made the small report to let other colleagues know how git works.
– Ravi Yadav
Jul 18 '19 at 5:31
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How does Spring Data JPA differ from Hibernate for large projects?
...ing to your repositories package (it looks for *Impl classes automatically now):
@Configuration
@EnableJpaRepositories(basePackages = {"com.examples.repositories"})
@EnableTransactionManagement
public class MyConfiguration {
}
jpa-repositories.xml - tell Spring where to find your repositories. Al...
Amend a commit that wasn't the previous commit [duplicate]
...se -i sha1^ 4) change pick to edit on the old commit you want to change 5) now that your workspace looks like it did during the old commit, replace the (old) file with the copy you made of the new file 6) git add path/to/file to add that file to the commit 7) git commit --amend 8) git rebase --conti...
Is there a way to quickly find files in Visual Studio 2010?
...d to add the shortcut myself as it was not assigned to edit.navigateto but now works a treat. only problem is i wish it could search with case insensitive
– pengibot
May 14 '12 at 9:44
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Can I make fast forwarding be off by default in git?
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Theres is also (now, see git-scm.com/docs/git-config) the option pull.ff which can be set to only, which will do the same as the alias.
– jotomo
Dec 13 '14 at 14:32
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abort, terminate or exit?
... Can you update this answer with C++11 info? It seems that there is now ways to get the exception in the catch(...) and in the terminate handler.
– Klaim
Jul 31 '12 at 16:02
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Analyze audio using Fast Fourier Transform
...-Shannon Sampling Theorem if you are a glutton for punishment and need to know why, but the basic result is that your lower frequencies are going to be replicated or aliased in the higher frequency buckets. So the frequencies will start from 0, increase by 172 Hz for each coefficient up to the N/2 c...
Given final block not properly padded
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@kenicky sorry, I saw your comment just now ... yes, a wrong key almost always causes this effect. (Of course, corrupted data is another possibility.)
– Paŭlo Ebermann
Sep 17 '15 at 21:09
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How to do a scatter plot with empty circles in Python?
... Very helpful. It's markerfacecolor='none', this is the way it's now.
– hesham_EE
May 28 '15 at 3:16
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