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What does “Changes not staged for commit” mean
... may see this error when you have added a new file to your code and you're now trying to commit the code without staging(adding) it.
To overcome this, you may first add the file by using git add (git add your_file_name.py) and then committing the changes (git commit -m "Rename Files" -m "Sample scr...
There is no ViewData item of type 'IEnumerable' that has the key 'xxx'
... "text-danger" })
</div>
</div>
Now if we remove this statement:
ViewBag.OperatorId = new SelectList(db.Operators, "OperatorId", "OperatorSign", number.OperatorId);
from back of the following statement (in our controller) :
return View();
we will see ...
How to write inline if statement for print?
...ilarly when you write
x = a if b else 0
it means
x = (a if b else 0)
Now what would it print/assign if there was no else clause? The print/assignment is still there.
And note, that if you don't want it to be there, you can always write the regular if statement on a single line, though it's le...
App can't be opened because it is from an unidentified developer
...
An easier way to open a document from an unidentified developer, if you know it's safe, is to control-click on the file icon and then select "Open." You will then be given the option of opening it regardless of its unidentified source.
...
What does enumerate() mean?
...by Brett Slatkin and he shows another way to iterate over a list and also know the index of the current item in the list but he suggests that it is better not to use it and to use enumerate instead.
I know you asked what enumerate means, but when I understood the following, I also understood how en...
Immutable array in Java
...t Arrays.asList(T ...). I guess I can get rid of my ListUtils.list(T ...) now.
– MattRS
Feb 9 '11 at 21:23
3
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Can I obtain method parameter name using Java reflection?
...
I don't know if they changed the arguments for the compiler plugin, but with the latest (3.5.1 as of now) I had to do to use compiler args in the configuration section: <configuration> <compilerArgs> <arg>-pa...
How to hide reference counts in VS2013?
...references' indicators, that would reduce unnecessary repetition. Anybody know if that is possible?
– GONeale
Oct 28 '13 at 0:51
4
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How can I concatenate NSAttributedStrings?
...g()
result.append(left)
result.append(right)
return result
}
Now you can concatenate them just by adding them:
let helloworld = NSAttributedString(string: "Hello ") + NSAttributedString(string: "World")
share...
Add disabled attribute to input element using Javascript
...
$("input").attr("disabled", true); as of... I don't know any more.
It's December 2013 and I really have no idea what to tell you.
First it was always .attr(), then it was always .prop(), so I came back here updated the answer and made it more accurate.
Then a year later jQuery ...