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How do I ignore ampersands in a SQL script running from SQL Plus?
...e code below:
set escape on
and put a \ beside & in the left 'value_\&_intert'
Att
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How can I debug git/git-shell related problems?
...
For even more verbose output use following:
GIT_CURL_VERBOSE=1 GIT_TRACE=1 git pull origin master
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How to clear MemoryCache?
...ntHandler<SignaledChangeEventArgs> Signaled;
private string _name;
private string _uniqueId = Guid.NewGuid().ToString("N", CultureInfo.InvariantCulture);
public override string UniqueId
{
get { return _uniqueId; }
}
public Signaled...
Rails 4 multiple image or file upload using carrierwave
... from a file selection window using Rails 4 and CarrierWave? I have a post_controller and post_attachments model. How can I do this?
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Does SQLAlchemy have an equivalent of Django's get_or_create?
...ortcut readily available AFAIK.
You could generalize it ofcourse:
def get_or_create(session, model, defaults=None, **kwargs):
instance = session.query(model).filter_by(**kwargs).first()
if instance:
return instance, False
else:
params = dict((k, v) for k, v in kwargs.it...
How to change legend title in ggplot
...ould work:
p <- ggplot(df, aes(x=rating, fill=cond)) +
geom_density(alpha=.3) +
xlab("NEW RATING TITLE") +
ylab("NEW DENSITY TITLE")
p <- p + guides(fill=guide_legend(title="New Legend Title"))
(or alternatively)
p + scale_fill_discrete(name = "New Legen...
Python, remove all non-alphabet chars from string
...]', re.MULTILINE)
st = 'abcdefghijklmnopqrstuvwxyz123456789!@#$%^&*()-=_+'
""", number = 1000000)
print(t0)
#Try with join method on filter
t0 = timeit.timeit("""
s = ''.join(filter(str.isalnum, st))
""", setup = """
st = 'abcdefghijklmnopqrstuvwxyz123456789!@#$%^&*()-=_+'
""",
number = 10...
ASP.NET MVC Razor Concatenation
...
You should wrap the inner part of the call with ( ):
<li id="item_@(item.TheItemId)">
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How to detect that animation has ended on UITableView beginUpdates/endUpdates?
...targeting iOS 11 and above, you should use UITableView.performBatchUpdates(_:completion:) instead:
tableView.performBatchUpdates({
// delete some cells
// insert some cells
}, completion: { finished in
// animation complete
})
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TransactionManagementError “You can't execute queries until the end of the 'atomic' block” while usi
...ementError when trying to save a Django User model instance and in its post_save signal, I'm saving some models that have the user as the foreign key.
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