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HashSet versus Dictionary w.r.t searching time to find if an item exists
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The accepted answer to this question does NOT validly answer the question! It happens to give the correct answer, but that answer isn't shown by the evidence they provided.
What that answer shows is that Key lookups on a Dictionary or HashSet are vastly quicker than looking...
Can I get a list of files marked --assume-unchanged?
... My OS apparently has a weird collation setup, so Matt's command didn't work for me. Here's what I added under the [alias] section of my .gitconfig: ignored = !git ls-files -v | grep "^[[:lower:]]"
– Abe Voelker
Sep 3 '11 at 22:55
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Is there an equivalent to e.PageX position for 'touchstart' event as there is for click event?
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Unfortunately didn't work for me, I ended up having to get the x and y on the first touchmove.
– andrewb
Jan 22 '14 at 23:20
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How do I set a ViewModel on a window in XAML using DataContext property?
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In addition to the solution that other people provided (which are good, and correct), there is a way to specify the ViewModel in XAML, yet still separate the specific ViewModel from the View. Separating them is useful for when you want to write isolated test cases.
In App....
In absence of preprocessor macros, is there a way to define practical scheme specific flags at proje
... generates no errors, but does not do anything.
– David H
Jun 11 '14 at 14:02
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Note: "Built Set...
App restarts rather than resumes
...havior you are experiencing is caused by an issue that exists in some Android launchers since API 1. You can find details about the bug as well as possible solutions here: https://code.google.com/p/android/issues/detail?id=2373.
It's a relatively common issue on Samsung devices as well as other ma...
How to redirect output of an entire shell script within the script itself?
...e output of a Bourne shell script to somewhere, but with shell commands inside the script itself?
5 Answers
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Get the IP address of the remote host
...ttpRequest class, which contains ServerVariables property which can provide us the IP address from REMOTE_ADDR property value.
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django admin - add custom form fields that are not part of the model
...rms.py you can add a ModelForm class and then declare your extra fields inside that as you normally would. I've also given an example of how you might use these values in form.save():
from django import forms
from yourapp.models import YourModel
class YourModelForm(forms.ModelForm):
extra_fi...
How do I create a custom Error in JavaScript?
...n prototype to Error.prototype instead of new Error() like Nicholas Zakas did in his article, I created a jsFiddle with the code below:
function NotImplementedError(message) {
this.name = "NotImplementedError";
this.message = (message || "");
}
NotImplementedError.prototype = Error.prot...