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Elegant Python function to convert CamelCase to snake_case?
...molSinghJaggi The first regex handles the edge case of an acronym followed by another word (e.g. "HTTPResponse" -> "HTTP_Response") OR the more normal case of an initial lowercase word followed by a capitalized word (e.g. "getResponse" -> "get_Response". The second regex handles the normal cas...
Difference between Iterator and Listiterator?
...s, but not for Set-type of Objects.
That is, we can get a Iterator object by using Set and List, see here:
By using Iterator we can retrieve the elements from Collection Object in forward direction only.
Methods in Iterator:
hasNext()
next()
remove()
Iterator iterator = Set.iterator();
Iterat...
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...
In log4j, does checking isDebugEnabled before logging improve performance?
...ents take a format specification and a list of arguments to be substituted by the logger—but "lazily," only if the logger is enabled. This is the approach taken by slf4j.
See my answer to a related question for more information, and an example of doing something like this with log4j.
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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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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...
How to get the list of all installed color schemes in Vim?
...
Type
:colorscheme then Space followed by TAB.
or as Peter said,
:colorscheme then Space followed by CTRLd
The short version of the command is :colo so you can use it in the two previous commands, instead of using the "long form".
If you want to find and previ...
Why does jQuery or a DOM method such as getElementById not find the element?
What are the possible reasons for document.getElementById , $("#id") or any other DOM method / jQuery selector not finding the elements?
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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...