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Postgres manually alter sequence
I'm trying to set a sequence to a specific value.
5 Answers
5
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How to set 'auto' for upper limit, but keep a fixed lower limit with matplotlib.pyplot
...plotlib.axes.Axes.set_xlim.
def xlim(*args, **kwargs):
ax = gca()
if not args and not kwargs:
return ax.get_xlim()
ret = ax.set_xlim(*args, **kwargs)
return ret
Similarly, for the y-limits, use matplotlib.axes.Axes.set_ylim or matplotlib.pyplot.ylim. The keyword arguments ...
facebook: permanent Page Access Token?
...all of these steps except where otherwise stated.
0. Create Facebook App
If you already have an app, skip to step 1.
Go to My Apps.
Click "+ Add a New App".
Setup a website app.
You don't need to change its permissions or anything. You just need an app that wont go away before you're done with...
Find most frequent value in SQL column
...occurrence` DESC
LIMIT 1;
Replace column and my_table. Increase 1 if you want to see the N most common values of the column.
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IE7 Z-Index Layering Issues
...an element with z-index: 1 - as long as the respective elements belong to different stacking contexts.
When you specify z-index, you're specifying it relative to other elements in the same stacking context, and although the CSS spec's paragraph on Z-index says a new stacking context is only created...
Unique constraint on multiple columns
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By using the constraint definition on table creation, you can specify one or multiple constraints that span multiple columns. The syntax, simplified from technet's documentation, is in the form of:
CONSTRAINT constraint_name UNIQUE [ CLUSTERED | NONCLUSTERED ]
(
column [ ASC | DESC ] ...
Get element at specified position - JavaScript
Using Javascript how can I identify the element at a given position? Basically I'm looking to write a function that takes two input parameters (the x and y coordinates) and returns the html element at the position on the screen represented by the parameters.
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Does Python have an ordered set?
...Documentation. This runs on Py2.6 or later and 3.0 or later without any modifications. The interface is almost exactly the same as a normal set, except that initialisation should be done with a list.
OrderedSet([1, 2, 3])
This is a MutableSet, so the signature for .union doesn't match that of set...
How do I see all foreign keys to a table or column?
... @Acute: Are you sure you are asking about the correct table? If Node's query work, then you are likely asking about the other direction (i.e., keys FROM mytable, not keys TO mytable.) This expecting you wrote '<table>' with the table name and without the '<' and '>'?
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Rails find record with zero has_many records associated [duplicate]
...he's using that to his advantage to check whether a required database identifier is present. If it's not, then there was no record on the photos side of the join. You could also use photos: {id: nil} if that is more clear.
– Javid Jamae
Dec 8 '15 at 18:28
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