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Angular.js programmatically setting a form field to dirty
I am programmatically updating some of the fields on my form with a value and I would like to set the field state to $dirty . Doing something like:
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How to detect if CMD is running as Administrator/has elevated privileges?
...this excellent answer instead.
Found this solution here: http://www.robvanderwoude.com/clevertricks.php
AT > NUL
IF %ERRORLEVEL% EQU 0 (
ECHO you are Administrator
) ELSE (
ECHO you are NOT Administrator. Exiting...
PING 127.0.0.1 > NUL 2>&1
EXIT /B 1
)
Assuming th...
Just disable scroll not hide it?
...ue as top property of the body element: with this approach the page will stand in its place, no matter if you're on top or if you have already scrolled.
Css
.noscroll { position: fixed; overflow-y:scroll }
JS
$('body').css('top', -(document.documentElement.scrollTop) + 'px')
.addClass...
Are there any O(1/n) algorithms?
...put size for which the algorithm is not supposed to execute any operation. And therefore I would think that O(1/n) time complexity is indeed impossible to achieve.
– Roland Ewald
May 25 '09 at 14:10
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Remove a git commit which has not been pushed
.... Do your future self a favor: The difference between reset, reset --soft, and reset --hard (What happens to your earlier git add aka "your work" :) Picture: link
– user18099
Jun 9 '17 at 10:00
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Preventing console window from closing on Visual Studio C/C++ Console application
...
I just tested this in VS2017 and VS2019. It requires both setting the subsystem to CONSOLE and turning this option off. Having one or the other or neither closes the window automatically.
– Casey
Jul 27 '19 at 16:39...
How to force cp to overwrite without confirmation
I'm trying to use the cp command and force an overwrite.
16 Answers
16
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What does it mean that Javascript is a prototype based language?
...of the objects which inherit from it.
Advantages
There may not be a hard and fast rule as to why prototypal inheritance is an advantageous form of code-reuse. Code reuse itself is advantageous, and prototypal inheritance is a sensible way of going about it. You might argue that prototypal inheri...
CSS styling in Django forms
...s is clearly documented
-- EDIT 2 ---
Added a newer way to specify widget and attrs for a ModelForm.
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Is there an R function for finding the index of an element in a vector?
In R, I have an element x and a vector v . I want to find the first index of an element in v that is equal to x . I know that one way to do this is: which(x == v)[[1]] , but that seems excessively inefficient. Is there a more direct way to do it?
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