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SQL NVARCHAR and VARCHAR Limits
...s wrong. nvarchar(max) can store up to (and beyond sometimes) 2GB of data (1 billion double byte characters).
From nchar and nvarchar in Books online the grammar is
nvarchar [ ( n | max ) ]
The | character means these are alternatives. i.e. you specify either n or the literal max.
If you choose to ...
Use CSS3 transitions with gradient backgrounds
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How to assign a Git SHA1's to a file without Git?
As I understand it when Git assigns a SHA1 hash to a file this SHA1 is unique to the file based on its contents.
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Select first 4 rows of a data.frame in R
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156
Use head:
dnow <- data.frame(x=rnorm(100), y=runif(100))
head(dnow,4) ## default is 6
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How to match “any character” in regular expression?
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Secondary axis with twinx(): how to add to legend?
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391
You can easily add a second legend by adding the line:
ax2.legend(loc=0)
You'll get this:
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What is the use of the ArraySegment class?
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edited Oct 1 '19 at 22:03
answered Oct 26 '11 at 18:15
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ERROR: Error installing capybara-webkit:
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218
If you are in Ubuntu do
sudo apt-get install qt4-dev-tools libqt4-dev libqt4-core libqt4-gui
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Reload django object from database
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As of Django 1.8 refreshing objects is built in. Link to docs.
def test_update_result(self):
obj = MyModel.objects.create(val=1)
MyModel.objects.filter(pk=obj.pk).update(val=F('val') + 1)
# At this point obj.val is still 1, b...