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What is the purpose of the single underscore “_” variable in Python?
...in i18n (see the
gettext
documentation for example), as in code like
raise forms.ValidationError(_("Please enter a correct username")).
# the usage of underscore in translation comes from examples in the doc
# that have been copy/pasted over decades, like this one:
import gettext
ge...
Django: Redirect to previous page after login
... page. When clicking on the login link the user will be taken to the login form. After a successful login the user should be taken back to the page from where he clicked the login link in the first place.
I'm guessing that I have to somehow pass the url of the current page to the view that handles t...
How to set the Default Page in ASP.NET?
...ll it could be. I think the simple thing would be like Application.Run(new Form()1) :)
– Tarik
Dec 16 '09 at 8:20
@Arr...
Squash the first two commits in Git? [duplicate]
...uashed into the initial one):
Go back to the last commit that we want to form the initial commit (detach HEAD):
git checkout <sha1_for_B>
Reset the branch pointer to the initial commit, but leaving the index and working tree intact:
git reset --soft <sha1_for_A>
Amend the initial t...
Create empty queryset by default in django form fields
I have this fields in form:
2 Answers
2
...
Best way to hide a window from the Alt-Tab program switcher?
...It's easy to hide a window from the taskbar via a property in both Windows Forms and WPF, but as far as I can tell, this doesn't guarantee (or necessarily even affect) it being hidden from the Alt + ↹Tab dialog. I've seen invisible windows show up in Alt + ↹Tab , and I'm just wondering what...
What exactly can cause an “HIERARCHY_REQUEST_ERR: DOM Exception 3”-Error?
... minwidth: 10
});
dlg.parent().appendTo(jQuery("form:first"));
});
In the example above, uses the var "dlg" to run the function appendTo.
Then error “HIERARCHY_REQUEST_ERR" will not come out again.
...
Using curl to upload POST data with files
...y send data parameters in HTTP POST but to also upload files with specific form name. How should I go about doing that ?
9 ...
Is a url query parameter valid if it has no value?
...eptable to your server-side framework/code
The URI RFC doesn't mandate a format for the query string. Although it is recognized that the query string will often carry name-value pairs, it is not required to (e.g. it will often contain another URI).
3.4. Query
The query component contain...
Remove Elements from a HashSet while Iterating [duplicate]
...
If you need to remove an entry while iteration, you need to use the long form that uses the Iterator directly.
for (Iterator<Integer> it = set.iterator(); it.hasNext();) {
Integer element = it.next();
if (element % 2 == 0) {
it.remove();
}
}
...