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How to remove “disabled” attribute using jQuery?
...rties (such as autoplay, checked, disabled and required amongst others).
By using removeAttr(), you are completely removing the disabled attribute itself - while prop() is merely setting the property's underlying boolean value to false.
While what you want to do can be done using attr()/removeAt...
linux: kill background task
...o be executed after the kill, if any of those commands relies on work done by the background process, be mindful of any cleanup or finishing-up tasks which the background process might perform in a signal handler after receiving a (trappable) signal. Best to add a wait (followed perhaps by a sync or...
Python's os.makedirs doesn't understand “~” in my path
...m does not know anything about it.
In Python, this feature is implemented by os.path.expanduser:
my_dir = os.path.expanduser("~/some_dir")
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module unsafe for SAFESEH image C++
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This happens when you link an .obj or .lib that contains code created by an earlier version of the compiler. Which of course would be common if you downloaded a binary for opencv_ffmpeg instead of the source. You can turn the linker option off but then you'll still have a CRT version incompatib...
What is the gain from declaring a method as static
...ng on a type and methods acting on an instance of the type (as pointed out by Jon Skeet in his comment to a C# question).
Yet another use case for static methods is to mimic procedural programming interface. Think of java.lang.System.println() class and the methods and attributes therein. The clas...
Set ImageView width and height programmatically?
...r task:
setContentView(R.id.main);
ImageView iv = (ImageView) findViewById(R.id.left);
int width = 60;
int height = 60;
LinearLayout.LayoutParams parms = new LinearLayout.LayoutParams(width,height);
iv.setLayoutParams(parms);
and another way if you want to give screen size in height and width...
AngularJS : ng-model binding not updating when changed with jQuery
...rks. When you assign the scope variable to an object, you are assigning it by reference, as opposed to by value as done when a var is set equal to a primitive value. I talked about about it in my post here. stackoverflow.com/questions/14527377/…. I referenced this plunk I made in that post to il...
What is sys.maxint in Python 3?
...
As pointed out by others, Python 3's int does not have a maximum size, but if you just need something that's guaranteed to be higher than any other int value, then you can use the float value for Infinity, which you can get with float("inf"...
What is the difference between .*? and .* regular expressions?
...
On greedy vs non-greedy
Repetition in regex by default is greedy: they try to match as many reps as possible, and when this doesn't work and they have to backtrack, they try to match one fewer rep at a time, until a match of the whole pattern is found. As a result, whe...
VSTS 2010 SGEN : error : Could not load file or assembly (Exception from HRESULT: 0x80131515)
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I was able to fix this error by finding the assembly DLL in Windows Explorer, right clicking, choosing Properties, and then pressing the "unblock" button. The DLL has a stream that is marking it as an external file - and by clicking unblock you remove t...