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A CSS selector to get last visible div
... My only complaint is a div can be hidden from view in many ways, not just based on the style parameter. Real quick: [1] width and height can be set to 0, [2] transform scale can be 0, [3] and we can place it out of the viewable area.
– Markus
May 11 '16 at 15:...
pytest: assert almost equal
...the testing structure.
Get assertions, ignore rest of unittest.TestCase
(based on this answer)
import unittest
assertions = unittest.TestCase('__init__')
Make some assertions
x = 0.00000001
assertions.assertAlmostEqual(x, 0) # pass
assertions.assertEqual(x, 0) # fail
# AssertionError: 1e-08...
How to capture UIView to UIImage without loss of quality on retina display
...
I have created a Swift extension based on @Dima solution:
extension UIImage {
class func imageWithView(view: UIView) -> UIImage {
UIGraphicsBeginImageContextWithOptions(view.bounds.size, view.opaque, 0.0)
view.drawViewHierarchyInRect(...
How to convert a String into an ArrayList?
... ArrayList in the first place. Very often, you're going to filter the list based on additional criteria, for which a Stream is perfect. You may want a set; you may want to filter them by means of another regular expression, etc. Java 8 provides this very useful extension, by the way, which will wor...
How can I access getSupportFragmentManager() in a fragment?
...) // This will also give you the SupportFragmentManager or FragmentManager based on which Fragment class you have extended - android.support.v4.app.Fragment OR android.app.Fragment.
OR
getActivity().getSupportFragmentManager();
in your Fragment's onActivityCreated() method and any method that i...
How to delete from a text file, all lines that contain a specific string?
...
You may consider using ex (which is a standard Unix command-based editor):
ex +g/match/d -cwq file
where:
+ executes given Ex command (man ex), same as -c which executes wq (write and quit)
g/match/d - Ex command to delete lines with given match, see: Power of g
The above examp...
Use of 'prototype' vs. 'this' in JavaScript?
...ction? Because it tries to fool you, yes fool you that it works like class-based languages.
Let's go on with our example and create an "object" out of A:
var a1 = new A();
There's something happening in the background when this thing happened. a1 is an ordinary variable which was assigned a new...
Is git good with binary files?
..., or merge binary files in any way that could make sense. So all merges, rebases or cherrypicks involving a change to a binary file will involve you making a manual conflict resolution on that binary file.
You need to decide whether the binary file changes are rare enough that you can live with the...
How to reuse an ostringstream?
...se where the code is looping over input data, writing to an ostringstream (based on the data read) and then has to write the string built in the ostringstream somewhere from time to time (e.g. after a certain character sequence was read) and start building a new string.
– Andre...
What is q=0.5 in Accept* HTTP headers?
...rence. However, in its original formulation, I do believe it's meant to be based on the quality of the encoding. Consider, for instance, FLAC vs MP3. You could say something like: "Send me the MP3 version if it at worst is 50% of the quality of the lossless version. If it isn't, send me the FLAC ver...