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Django - how to create a file and save it to a model's FileField?
...ccessed, gives you an instance of class FieldFile, which gives you several m>me m>thods to interact with the underlying file. So, what you need to do is:
self.license_file.save(new_nam>me m>, new_contents)
where new_nam>me m> is the filenam>me m> you wish assigned and new_contents is the content of the file. Note th...
How to replace an entire line in a text file by line number
...cript to replace an entire line in a file.
The line number is always the sam>me m>, so that can be a hard-coded variable.
9 Answ...
Using a bitmask in C#
...o do this is to use the Flags attribute on an enum:
[Flags]
public enum Nam>me m>s
{
None = 0,
Susan = 1,
Bob = 2,
Karen = 4
}
Then you'd check for a particular nam>me m> as follows:
Nam>me m>s nam>me m>s = Nam>me m>s.Susan | Nam>me m>s.Bob;
// evaluates to true
bool susanIsIncluded = (nam>me m>s & Nam>me m>s.Susa...
How do I programmatically determine if there are uncommitted changes?
...
UPDATE: the OP Daniel Stutzbach points out in the comm>me m>nts that this simple command git diff-index worked for him:
git update-index --refresh
git diff-index --quiet HEAD --
A more precise option would be to test git status --porcelain=v1 2>/dev/null | wc -l, using the porc...
space between divs - display table-cell
...eally.
Why?
margin property is not applicable to display: table-cell elem>me m>nts.
padding property doesn't create space between edges of the cells.
float property destroys the expected behavior of table-cell elem>me m>nts which are able to be as tall as their parent elem>me m>nt.
...
Keyboard shortcut to paste clipboard content into command prompt window (Win XP) [closed]
...^Down::
Send {WheelDown}
return
; Paste in command window
^V::
; Spanish m>me m>nu (Editar->Pegar, I suppose English version is the sam>me m>, Edit->Paste)
Send !{Space}ep
return
#IfWinActive
share
|
...
Why am I getting ibtool failed with exit code 255?
...
I had som>me m>thing similar happen to m>me m> recently using Xcode 4.6 and iOS 6.1.
All I did was switch to a different device version (5.1) on the simulator and it ran. Switched back to 6.1 and it fixed itself.
Xcode can be unhelpful at ...
What does “atomic” m>me m>an in programming?
...es the first 32 bits, and a second one which writes the last 32 bits. That m>me m>ans that another thread might read the value of foo, and see the interm>me m>diate state.
Making the operation atomic consists in using synchronization m>me m>chanisms in order to make sure that the operation is seen, from any othe...
How to override to_json in Rails?
...
You are getting Argum>me m>ntError: wrong number of argum>me m>nts (1 for 0) because to_json needs to be overridden with one param>me m>ter, the options hash.
def to_json(options)
...
end
Longer explanation of to_json, as_json, and rendering:
In Active...
How to use Swift @autoclosure
...
Consider a function that takes one argum>me m>nt, a simple closure that takes no argum>me m>nt:
func f(pred: () -> Bool) {
if pred() {
print("It's true")
}
}
To call this function, we have to pass in a closure
f(pred: {2 > 1})
// "It's true"
If w...
