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Difference between UIViewContentModeScaleAspectFit and UIViewContentModeScaleToFill?
...wContentModeScaleToFill
Scales the content to fit the size of itself by changing the aspect ratio of the content if necessary.
UIViewContentModeScaleAspectFit
Scales the content to fit the size of the view by maintaining the aspect ratio. Any remaining area of the view’s bounds is tr...
How to copy data to clipboard in C#
...ace declaration, make sure Main is marked with [STAThread] attribute. Step-by-step guide in another answer
using System.Windows.Forms;
To copy an exact string (literal in this case):
Clipboard.SetText("Hello, clipboard");
To copy the contents of a textbox either use TextBox.Copy() or get text...
Visual Studio: How to show Overloads in IntelliSense?
... know of to view the overloads for a method is to actually edit the method by deleting the Parenthesis () and reopening them.
...
How to link to specific line number on github
... the important part:
Now get the canonical url for that particular commit by pressing the y key. The URL in your browser will change to become something like this:
https://github.com/git/git/blob/5bdb7a78adf2a2656a1915e6fa656aecb45c1fc3/README#L18-L20
That link contains the actual SHA hash for t...
What does the caret operator (^) in Python do?
...
I wanted to add, you can do binary numbers by typing 0bX where X is your binary. 0b0001, 0b0010, etc. So, 0b1101 ^ 0b1110 would give you 0b0011 (or 3).
– Jeff
Jul 28 '15 at 23:58
...
Format a date using the new date time API
...lds. The natural consequence is that not every possible field is supported by every type (and users can even define their own specialized fields). It is also possible to programmatically ask every object of type TemporalAccessor for its specific set of supported fields. For LocalDate we find:
•DA...
Python Threading String Arguments
...
Second, A quirk in Python about tuple:
Empty tuples are constructed by an empty pair of parentheses; a tuple with one item is constructed by following a value with a comma (it is not sufficient to enclose a single value in parentheses).
On the other hand, a string is a sequence of character...
Handling warning for possible multiple enumeration of IEnumerable
... an expensive object. Your method signature doesn't indicate either way.
By changing the method signature to IList/ICollection, you will at least make it clearer to the caller what your expectations are, and they can avoid costly mistakes.
Otherwise, most developers looking at the method might a...
`from … import` vs `import .` [duplicate]
...c: The “single trailing underscore” convention is explicitly specified by PEP 8 (twice). If Eclipse produces annoying warnings about correct code, then we have a bad IDE, not a bad habit.
– wchargin
Feb 16 '18 at 9:11
...
Checking from shell script if a directory contains files
...nvokes (spawns) a sub-shell. The idea is from Bruno De Fraine and improved by teambob's comment.
files=$(shopt -s nullglob dotglob; echo your/dir/*)
if (( ${#files} ))
then
echo "contains files"
else
echo "empty (or does not exist or is a file)"
fi
Note: no difference between an empty direc...