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Optimise PostgreSQL for fast testing
...n PostgreSQL. This setting pretty much tells PostgreSQL not to bother with ordered writes or any of that other nasty data-integrity-protection and crash-safety stuff, giving it permission to totally trash your data if you lose power or have an OS crash.
Needless to say, you should never enable fsyn...
What is the difference between a database and a data warehouse?
...e acount that how they say over, OLTP Tables they have to be normalized in order not to have inconsistences . the normalization is not so complicated to do in a E-R schema but it´s much more complicate for Star-Schema or Snow-Flow thats. These Schemas are made to ease a read in the Database and no...
What is the correct way to create a single-instance WPF application?
... application instance
would receive that notification and process it. In order to do that, I
overrode WndProc in my main form and listened for my custom
notification. When I received that notification I set the form's
TopMost property to true to bring it up on top.
Here is what I ended ...
Can I split an already split hunk with git?
...s the only chunk, you'll be able to split it.
If you're worried about the order of commits, just use git rebase -i.
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Spring DAO vs Spring ORM vs Spring JDBC
... now using Hibernate, and your service layer catches HibernateException in order to react to it. If you change to JPA, your DAOs interfaces should not change, and the service layer will still compile with blocks that catches HibernateException, but you will never enter these blocks as your DAOs are ...
How do I copy an object in Java?
... Object.clone is protected, so we must override it with a public method in order for it to be accessible.
Another problem arises when we try deep copying of a complex object. Assume that the clone() method of all member object variables also does deep copy, this is too risky of an assumption. You mu...
Import / Export database with SQL Server Server Management Studio
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How to amend older Git commit? [duplicate]
...on of jgroups.xml
now to combine e23d23a with 8c83e24 you can change line order and use squash like this:
pick 8c83e24 use substitution instead of separate subsystems file to avoid jgroups.xml and jgroups-e2.xml going out of sync
squash e23d23a fix indentation of jgroups.xml
pick 799ce28 gene...
Split long commands in multiple lines through Windows batch file
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Download a file with Android, and showing the progress in a ProgressDialog
...t.setDescription("Some descrition");
request.setTitle("Some title");
// in order for this if to run, you must use the android 3.2 to compile your app
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
request.allowScanningByMediaScanner();
request.setNotificationVisibility(Down...