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Convert a RGB Color Value to a Hexadecimal String
...ation, I was able to get the Color of a JButton in terms of red, green and blue; I have stored these values in three int s.
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Automating “enter” keypresses for bash script generating ssh keys
...de a "yes" answer to whatever a program might prompt for). yes is shorter, and should ssh-keygen ever add a question, that will automatically be answered in too. :)
– zrajm
Apr 24 '15 at 11:08
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Ship an application with a database
If your application requires a database and it comes with built in data, what is the best way to ship that application? Should I:
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Hidden Features of ASP.NET [closed]
...f a web application directory, ASP.NET 2.0+ will shut-down the application and stop normal processing any new incoming requests for that application, showing only the contents of the app_offline.htm file for all new requests.
This is the quickest and easiest way to display your "Site Temporarily Un...
About catching ANY exception
...ght it!"
However, this will also catch exceptions like KeyboardInterrupt and you usually don't want that, do you? Unless you re-raise the exception right away - see the following example from the docs:
try:
f = open('myfile.txt')
s = f.readline()
i = int(s.strip())
except IOError as (...
split string in to 2 based on last occurrence of a separator
...ther: str.rpartition(sep) Split the string at the last occurrence of sep, and return a 3-tuple containing the part before the separator, the separator itself, and the part after the separator. If the separator is not found, return a 3-tuple containing two empty strings, followed by the string itsel...
Remove element of a regular array
... index + 1, dest, index, source.Length - index - 1);
return dest;
}
And use it like:
Foo[] bar = GetFoos();
bar = bar.RemoveAt(2);
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How to break lines at a specific character in Notepad++?
...d \r\n. Otherwise \n works on on any other platform (should break the line and continue below it).
– Salvador Valencia
Dec 13 '19 at 23:01
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Pushing to Git returning Error Code 403 fatal: HTTP request failed
...clone a copy of this repo over HTTPS authenticated. I've made some commits and want to push back out to the GitHub server. Using Cygwin on Windows 7 x64.
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How do I filter ForeignKey choices in a Django ModelForm?
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Ok, thanks for expanding the example, but I seem to have to use form.fields["rate"].queryset to avoid "'ClientForm' object has no attribute 'rate'", am I missing something? (and your example should be form.rate.queryset to be consistent too.)
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