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How to get the top 10 values in postgresql?
...om
(select
*,
rank() over (order by some_value_column desc) as my_rank
from mytable) subquery
where my_rank <= 10
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How do I close a connection early?
...successfully close the connection when the above doesn't work. However, in my case it prevented my script from continuing executing, so use with caution.
– Eric Dubé
Jun 16 '16 at 2:22
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How to add a WiX custom action that happens only on uninstall (via MSI)?
... use and the values they have for various installation scenarios:
So in my case I wanted a CA that will run only on uninstalls - not upgrades, not repairs or modifies. According to the table above I had to use
<Custom Action='CA_ID' Before='other_CA_ID'>
(NOT UPGRADINGPRODUCTCODE)...
MySQL Insert into multiple tables? (Database normalization?)
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No, you can't insert into multiple tables in one MySQL command. You can however use transactions.
BEGIN;
INSERT INTO users (username, password)
VALUES('test', 'test');
INSERT INTO profiles (userid, bio, homepage)
VALUES(LAST_INSERT_ID(),'Hello world!', 'http://www.sta...
Turn off spell checking in Eclipse for good
... It's not great, but it's not terrible. I actually keep that .epf in my Dropbox so I can share preferences across a couple different computers and OSes, and it works well enough for me.
– Matt Ball
Jun 10 '11 at 12:41
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How to get the Display Name Attribute of an Enum member via MVC razor code?
I've got a property in my model called "Promotion" that its type is a flag enum called "UserPromotion". Members of my enum have display attributes set as follows:
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Most efficient method to groupby on an array of objects
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I wracked my brains and still failed to understand how in the world does it work starting from ...result. Now I can't sleep because of that.
– user3307073
Mar 29 '19 at 9:26
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How to convert ActiveRecord results into an array of hashes
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@Dom see my answer below.
– Fredrik E
Jan 16 '15 at 10:26
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How do I use WebRequest to access an SSL encrypted site using https?
I'm writing a program that reads content from a user provided URL. My problem is in the code that goes something like this:
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Should JAVA_HOME point to JDK or JRE?
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My JAVA_HOME points to the JDK. If it still doesn't work, check if you downloaded ant for Java 7 and not for Java 6.
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