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Accessing the logged-in user in a template
...anything in the controller. The user is accessible like that : app.user.
Now, you can access every property of the user. For example, you can access the username like that : app.user.username.
Warning, if the user is not logged, the app.user is null.
If you want to check if the user is logged, y...
Getting all names in an enum as a String[]
...and way to lazy to create an State array i guess, hehe, anyways iedited it now :)
– PermGenError
Dec 9 '12 at 0:15
2
...
How are strings passed in .NET?
...ine(strMain); // What gets printed?
}
There are three things you need to know to understand what happens here:
Strings are reference types in C#.
They are also immutable, so any time you do something that looks like you're changing the string, you aren't. A completely new string gets created, the ...
How can you use optional parameters in C#?
...s:
public void SomeMethod(int a, int b = 0)
{
//some code
}
Edit: I know that at the time the question was asked, C# 4.0 didn't exist. But this question still ranks #1 in Google for "C# optional arguments" so I thought - this answer worth being here. Sorry.
...
What's the best way to retry an AJAX request on failure using jQuery?
... return settings => $oldAjax(settings).always(check)
})($.ajax);
// now we can use the "retries" property if we need to retry on fail
$.ajax({
type : 'GET',
url : 'http://www.whatever123.gov',
timeout : 2000,
retries : 3, // <-------...
'pip' is not recognized as an internal or external command
...tem variable. By default, pip is installed to C:\Python34\Scripts\pip (pip now comes bundled with new versions of python), so the path "C:\Python34\Scripts" needs to be added to your PATH variable.
To check if it is already in your PATH variable, type echo %PATH% at the CMD prompt
To add the path ...
Writing files in Node.js
... he wanted to save the file on /home directory I suggested to chmod it. I know it could generate a security issue. But well, if the user wants to save there, that's the solution. P.S: I agree with what you said (:
– Denys Vitali
Jan 29 '14 at 22:51
...
jQuery date/time picker [closed]
... "VERY buggy"? Hardly. I use it in production code, and have for a while now. It's also actively developed.
– Sonny
Jan 6 '11 at 15:16
7
...
When saving, how can you check if a field has changed?
...mixin that tracks model fields' values and provide some useful api
to know what fields have been changed.
"""
def __init__(self, *args, **kwargs):
super(ModelDiffMixin, self).__init__(*args, **kwargs)
self.__initial = self._dict
@property
def diff(self):
...
Would it be beneficial to begin using instancetype instead of id?
...entially no type checking at all. With instancetype, the compiler and IDE know what type of thing is being returned, and can check your code better and autocomplete better.
Only use it where it makes sense of course (i.e. a method that is returning an instance of that class); id is still useful.
...