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What is an IndexOutOfRangeException / ArgumentOutOfRangeException and how do I fix it?
...ou create and access an array.
Array Length
In C#, usually, arrays are 0-based. It means that first element has index 0 and last element has index Length - 1 (where Length is total number of items in the array) so this code doesn't work:
array[array.Length] = 0;
Moreover please note that if you...
setTimeout or setInterval?
..., you should go for a self-adjusting timer (which essentially is a timeout-based timer that constantly adjusts itself for the delay it's created)
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What is the difference between Tomcat, JBoss and Glassfish?
...ilt). JBoss has a larger and deeper user community, and a more mature codebase. However, JBoss lags significantly behind GlassFish in implementing the current Java EE specs. Also, for those who prefer a GUI-based admin system... GlassFish's admin console is extremely slick, whereas most administr...
How to remove a file from the index in git?
...g without a graphical interface for some reason).
Just use one of the GUI-based tools that support index management, for example:
git gui <-- uses the Tk windowing framework -- similar style to gitk
git cola <-- a more modern-style GUI interface
These let you move files in and out of the ...
Calculate total seconds in PHP DateInterval
...nce the epoch time (1970-01-01T00:00:00), and strtotime does the same, but based on a specific date/time you give.
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Setting individual axis limits with facet_wrap and scales = “free” in ggplot2
...
I am not sure I understand what you want, but based on what I understood
the x scale seems to be the same, it is the y scale that is not the same, and that is because you specified scales ="free"
you can specify scales = "free_x" to only allow x to be free (in this cas...
Use JSTL forEach loop's varStatus as an ID
...ction) for the current
round of iteration.
index getIndex() The zero-based index for the current round of
iteration.
count getCount() The one-based count for the current round of iteration
first isFirst() Flag indicating whether the current round
is the first pass through the it...
Why is it important to override GetHashCode when Equals method is overridden?
...n result;
}
}
As you can see it just tries to guess a good hash code based on all the fields in the class, but since you know your object's domain or value ranges you could still provide a better one.
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How do I access the request object or any other variable in a form's clean() method?
...
For what it's worth, if you're using Class Based Views, instead of function based views, override get_form_kwargs in your editing view. Example code for a custom CreateView:
from braces.views import LoginRequiredMixin
class MyModelCreateView(LoginRequiredMixin, Crea...
Determine if the device is a smartphone or tablet? [duplicate]
...er a tablet to have at least a 6.5 inch screen. This is how to compute it, based on Nolf's answer above.
DisplayMetrics metrics = new DisplayMetrics();
getActivity().getWindowManager().getDefaultDisplay().getMetrics(metrics);
float yInches= metrics.heightPixels/metrics.ydpi;
float xInches= metrics...