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How do I handle newlines in JSON?
...o www.json.org JSON does accept the control sequence "\n" in strings - and if you try JSON.parse(['"a\\na"'])[1].charCodeAt(); that will show 10 - which was "Linefeed" the last time I checked. --- BTW: Stop screaming!
– BlaM
Nov 11 '15 at 7:25
...
Add swipe to delete UITableViewCell
...TableViewCellEditingStyle, forRowAtIndexPath indexPath: NSIndexPath) {
if (editingStyle == UITableViewCellEditingStyle.Delete) {
// handle delete (by removing the data from your array and updating the tableview)
}
}
Swift 3.0:
override func tableView(_ tableView: UITableView, canE...
Rotating a two-dimensional array in Python
...tual list. So:
rotated = list(reversed(list(zip(*original))))
We can simplify that a bit by using the "Martian smiley" slice rather than reversed()... then we don't need the outer list():
rotated = list(zip(*original))[::-1]
Of course, you could also simply rotate the list clockwise three times. :...
How do I create a constant in Python?
...t declare a variable or value as constant in Python. Just don't change it.
If you are in a class, the equivalent would be:
class Foo(object):
CONST_NAME = "Name"
if not, it is just
CONST_NAME = "Name"
But you might want to have a look at the code snippet Constants in Python by Alex Martelli.
...
How to check if any flags of a flag combination are set?
...
If you want to know if letter has any of the letters in AB you must use the AND & operator. Something like:
if ((letter & Letters.AB) != 0)
{
// Some flag (A,B or both) is enabled
}
else
{
// None of them are...
HashSet vs. List performance
...l only ever have on average 5 items in it. Over a large number of cycles, if a single item is added or removed each cycle, you may well be better off using a List<T>.
I did a test for this on my machine, and, well, it has to be very very small to get an advantage from List<T>. For a li...
What is the difference between integration testing and functional testing? [closed]
...nd while performing functional tetsing we will also find out that how the diffrent units are working together so it can be thoght of as Integration testing...
– Mishthi
Sep 8 '10 at 18:32
...
Get “Internal error in the expression evaluator” on “Add watch” function when trying to debug WCF se
...into pre-2013 debug engine), located under Tools - Options - Debugging:
If this solves the issue, then I'd suggest trying to reproduce it with a small project, and then reporting it on Connect, so it could be fixed.
@bjhuffine comments below that there are other ways to enable compatibility mode...
When is std::weak_ptr useful?
...d to keep those in memory, so you get rid of the strong pointer.
But what if that object is in use and some other code holds a strong pointer to it? If the cache gets rid of its only pointer to the object, it can never find it again. So the cache keeps a weak pointer to objects that it needs to fin...
How to scale an Image in ImageView to keep the aspect ratio
...o make the ImageView resize itself to fit the rescaled image. For example, if you have a rectangular image in what would normally be a square ImageView, adjustViewBounds=true will make it resize the ImageView to be rectangular as well. This then affects how other Views are laid out around the ImageV...