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What is the best way to force yourself to master vi? [closed]
...aving a vimmer next to me to continuously ask questions. Find someone who knows vim well and make friends with them! Quickly look at the nav keys and get a handle on the modes. Try it out in 15 min chunks, you'll get it.
– camflan
Sep 28 '08 at 16:27
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What is the difference/usage of homebrew, macports or other package installation tools? [closed]
... using and Apple's change at
different times to the ports and have been know to be years behind
updates in some projects
Can you give a reference showing that macports overwrites native OS X
packages? As far as I can tell, all macports installation happens in
/opt/local
Perhaps I shou...
Calling class staticmethod within the class body?
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What about this solution? It does not rely on knowledge of @staticmethod decorator implementation. Inner class StaticMethod plays as a container of static initialization functions.
class Klass(object):
class StaticMethod:
@staticmethod # use as decorator
...
Is there a max array length limit in C++?
...ine this number, so I don't see how this metric can be relied upon beyond knowing your theoretical limits in a vacuum.
– kayleeFrye_onDeck
Sep 27 '18 at 18:46
add a comment
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Lock Escalation - What's happening here?
...'s change it here:
ALTER TABLE dbo.Test SET (LOCK_ESCALATION = DISABLE)
Now, if I try to change the Col1 type in SSMS table designer, SSMS generates a script that re-creates the whole table:
BEGIN TRANSACTION
SET QUOTED_IDENTIFIER ON
SET ARITHABORT ON
SET NUMERIC_ROUNDABORT OFF
SET CONCAT_NULL_Y...
Java: How to test methods that call System.exit()?
... @LeoHolanda You're right; looking at the implementation of the rule, I now see it uses a custom security manager which throws an exception when the call for the "system exit" check occurs, therefore ending the test. The added example test in my answer satisfies both requirements (proper verifica...
How to reset postgres' primary key sequence when it falls out of sync?
...quence tbl_tbl_id_seq (which is the default automatic name).
If you don't know the name of the attached sequence (which doesn't have to be in default form), use pg_get_serial_sequence():
SELECT setval(pg_get_serial_sequence('tbl', 'tbl_id'), max(tbl_id)) FROM tbl;
There is no off-by-one error here....
Bootstrap 3: Keep selected tab on page refresh
...with some question already been asked here but none of work for me. Don't know where I am wrong. Here is my code
18 Answers...
return, return None, and no return at all?
... even though you don't need it that often.
We've got 15 prisoners and we know one of them has a knife. We loop through each prisoner one by one to check if they have a knife. If we hit the person with a knife, we can just exit the function because we know there's only one knife and no reason the ch...
Debug.Assert vs Exception Throwing
...get). Yes, assertions should usually be impossible to fire, but you don't know what's possible when things go out in the wild. What you thought of as impossible might happen in production, and a responsible program should detect violated assumptions and act promptly.
– kizzx2
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