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Can two different strings generate the same MD5 hash code?
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What probability? That of collision? No, that would be 1, i.e. very high. ;-)
– Konrad Rudolph
Nov 18 '09 at 13:40
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ggplot2 keep unused levels barplot
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Does this do what you want?
ggplot(df, aes(x=type)) + geom_bar() + scale_x_discrete(drop=FALSE)
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Difference between Iterator and Listiterator?
...i.e., we can't get ListIterator object from Set interface.
Reference : - What is the difference between Iterator and ListIterator ?
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warning about too many open figures
... keeps a reference to the figure around (as it must if it is going to know what the 'current figure' is). This means that even if you delete your ref to the figure, there is at least one live ref, hence it will never be garbage collected.
Since I'm polling on the collective wisdom here for this ans...
How to add a touch event to a UIView?
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What does the CGPoint line do?
– zakdances
May 13 '12 at 2:11
2
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Qt: How do I handle the event of the user pressing the 'X' (close) button?
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void YourWidgetWithXButton::closeEvent(QCloseEvent *event)
{
// do what you need here
// then call parent's procedure
QWidget::closeEvent(event);
}
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How do I add custom field to Python log format string?
... @Prakhar Mohan Srivastava Yes It'll work fine for logging.info() as well. What error message are you getting ?
– shreesh katti
Mar 14 '19 at 10:23
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In log4j, does checking isDebugEnabled before logging improve performance?
...lly the same as calling log. or cat. isDebugEnabled().
HOWEVER! This is what the log4j developers think (as it is in their javadoc and you should probably go by it.)
This is the method
public
boolean isDebugEnabled() {
if(repository.isDisabled( Level.DEBUG_INT))
return false;
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Python's os.makedirs doesn't understand “~” in my path
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So I didn't use os.path.expanduser, and did what the OP did, and python created "~" directory in my current directory. How can I delete that directory (without removing the actual home directory)?
– Happy Mittal
Aug 14 '19 at 11:1...
Make the first letter uppercase inside a django template
...like: "some random text", the result is going to be "Some Random Text". If what you really want is to uppercase only the first letter of the whole string, you should create your own custom filter.
You could create a filter like this (follow the instructions on how to create a custom template filter...