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In-memory size of a Python structure
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The recommendation from an earlier question on this was to use sys.getsizeof(), quoting:
>>> import sys
>>> x = 2
>>> sys.getsizeof(x)
14
>>> sys.getsizeof(sys.getsizeof)
32
>>> sys.getsizeof('this'...
How can I join multiple SQL tables using the IDs?
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You want something more like this:
SELECT TableA.*, TableB.*, TableC.*, TableD.*
FROM TableA
JOIN TableB
ON TableB.aID = TableA.aID
JOIN TableC
ON TableC.cID = TableB.cID
JOIN TableD
ON TableD.dID = TableA.dID
WHERE DATE(Tab...
Fixing “Lock wait timeout exceeded; try restarting transaction” for a 'stuck" Mysql table?
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You can check the currently running transactions with
SELECT * FROM `information_schema`.`innodb_trx` ORDER BY `trx_started`
Your transaction should be one of the first, because it's the oldest in the list. Now just take the value from trx_mysql_thread_id and send it the KILL ...
SQL SERVER: Get total days between two dates
...:09.3312722';
DECLARE @enddate datetime2 = '2009-05-04 12:10:09.3312722';
SELECT DATEDIFF(day, @startdate, @enddate);
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Should URL be case sensitive?
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@DanFromGermany, path is case-sensitive can be deduced vaguely from here "URLs in general are case-sensitive (with the exception of machine names).There may be URLs, or parts of URLs, where case doesn't matter, but identifying th...
Android SDK installation doesn't find JDK
...al times, but it's still not working. Neither does running SDK Manager.exe from the archive and I am positive I have JDK 7 installed (even ran the installer again and it told me it's already installed).
– f.ardelian
Mar 25 '12 at 13:14
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Is it possible to create a remote repo on GitHub from the CLI without opening browser?
...mand line. As you noted, GitHub doesn't allow shell access, etc., so aside from the GitHub API, the only way to create a repo is through GitHub's web interface.
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JavaScript: Create and save file [duplicate]
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@user1756980 - Yes. You would need to "Save To File" from that new tab.
– Jesse Chisholm
Jul 22 '14 at 17:44
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How to set cursor position in EditText?
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Where position is an int:
editText1.setSelection(position)
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How to create a backup of a single table in a postgres database?
...to restore my dump, I would look for ways to update the sequence's last id from a max(id) on my table. this is the answer that worked for and I am confident, looking at the generated sql, that I could have restored it.
– JL Peyret
Dec 28 '19 at 20:41
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