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How to use a variable for a key in a JavaScript object literal?
...s later than XXX" or "after 2014-mm" (I'd make change myself, but I don't know what good values would be.
– Alexei Levenkov
Feb 26 '15 at 1:59
1
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How do I execute inserts and updates in an Alembic upgrade script?
... teams[player.team_name]
session.commit()
# don't need team name now that team relationship is set
op.drop_column('players', 'team')
def downgrade():
bind = op.get_bind()
session = orm.Session(bind=bind)
# re-add the players.team column
op.add_column('players', sa.Co...
Flask-SQLalchemy update a row's information
...esd_at = db.Column(db.DateTime) I just run obj.used_at = datetime.datetime.now() db.session.commit() But not value set to the field.
– Rukeith
Oct 30 '18 at 3:51
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Referencing a string in a string array resource with xml
...dual items. You can even try in your XML to use "@array/yourarrayhere". I know that in design time you will get the first item. But that is of no practical use if you want to use, let's say... the second, of course.
HOWEVER, there is a trick you can do. See here:
Referencing an XML string in an XM...
What are the relationships between Any, AnyVal, AnyRef, Object and how do they map when used in Java
...s has changed to abstract class AnyVal extends Any with NotNull, and it is now possible to extend AnyVal with the new value classes feature, e.g.: class MyValue(val u: Int) extends AnyVal.
– ebruchez
Sep 28 '12 at 22:15
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What's the difference between “Write-Host”, “Write-Output”, or “[console]::WriteLine”?
... the output, e.g., to a file.
---- script a.ps1 ----
write-host "hello"
Now run in PowerShell:
PS> .\a.ps1 > someFile.txt
hello
PS> type someFile.txt
PS>
As seen, you can't redirect them into a file. This maybe surprising for someone who are not careful.
But if switched to use wr...
What HTTP status response code should I use if the request is missing a required parameter?
...del that's not valid if I'm not mistaken and you have to decide what to do now.
– Shane Courtrille
Sep 25 '15 at 22:45
1
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How to run a program without an operating system?
...red to as "bare metal programming".
To read from flash drive, you want to know what's USB, and you want to have some driver to work with this USB. The program on this drive would also have to be in some particular format, on some particular filesystem... This is something that boot loaders usually d...
How do I create delegates in Objective-C?
I know how delegates work, and I know how I can use them.
19 Answers
19
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Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?
...ice. It will save you a lot of pain. I wouldn't flush() either unless you know why you're doing it -- you should let the container handle buffering.
– Hal50000
Oct 2 '14 at 22:11
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