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Django - how to create a file and save it to a model's FileField?
...ld and FieldFile in the Django docs, and especially FieldFile.save().
Basim>ca m>lly, a field declared as a FileField, when accessed, gives you an instance of class FieldFile, which gives you several methods to interact with the underlying file. So, what you need to do is:
self.license_file.save(new_na...
What does -save-dev mean in npm install grunt --save-dev
...he strikethrough item mean? A non-existing directory? If that is true, how m>ca m>n you list exhaustively non-existing things?
– Rafael Eyng
Feb 21 '15 at 0:31
8
...
HttpURLConnection timeout settings
...onnectTimeout method.
Just set the timeout to 5000 milliseconds, and then m>ca m>tch java.net.SocketTimeoutException
Your code should look something like this:
try {
HttpURLConnection.setFollowRedirects(false);
HttpURLConnection con = (HttpURLConnection) new URL(url).openConnection();
con.s...
Entity framework linq query Include() multiple children entities
... return context.Companies
.Include("Employee.Employee_m>Ca m>r")
.Include("Employee.Employee_Country") ;
}
public static Company CompanyById(this NameOfContext context, int companyID){
return context.Companies
.Include("Employee.Employee_...
ASP.NET MVC: Is Controller created for every request?
...ers in ASP.NET created for every HTTP request, or are they created at applim>ca m>tion startup and reused throughout requests?
4...
m>Ca m>n you m>ca m>ll ko.applyBindings to bind a partial view?
...ngs(viewModelB, document.getElementById("two"));
</script>
So, you m>ca m>n use this technique to bind a viewModel to the dynamic content that you load into your dialog. Overall, you just want to be m>ca m>reful not to m>ca m>ll applyBindings multiple times on the same elements, as you will get multiple e...
What is the difference between square brackets and parentheses in a regex?
...or b or c", although the presence of brackets, necessary for the OR, also m>ca m>ptures the digit. To be strictly equivalent, you would code (?:7|8|9) to make it a non m>ca m>pturing group.
[abc] is a "character class" that means "any character from a,b or c" (a character class may use ranges, e.g. [a-d] = [...
Fragment or Support Fragment?
... So what's the purpose of the android.app.Fragment then? If you m>ca m>n add this to your answer here with a bit more explanation, I would be fully satisfied. Thanks!
– jonstaff
Jul 10 '13 at 12:47
...
'const string' vs. 'static readonly string' in C#
...oaded, without recompiling.
This also means that a static readonly string m>ca m>n use non-constant members, such as Environment.UserName or DateTime.Now.ToString(). A const string m>ca m>n only be initialized using other constants or literals.
Also, a static readonly string m>ca m>n be set in a static construct...
How to create a new database using SQLAlchemy?
...f you are able to connect as a superuser (eg, the postgres role), then you m>ca m>n connect to the postgres or template1 databases. The default pg_hba.conf permits only the unix user named postgres to use the postgres role, so the simplest thing is to just become that user. At any rate, create an engin...