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How can I change the color of pagination dots of UIPageControl?
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UPDATE:
This answer is 6 years old and very outdated, but it's still attracting votes and comments. Ever since iOS 6.0 you should be using the pageIndicatorTintColor and currentPageIndicatorTintColor properties on UIPageControl.
ORIGINAL ANSWER:
I ran into t...
How to trigger event when a variable's value is changed?
...ever the value of a field is going to change.
You can have your own EventHandler delegate or you can use the famous System.EventHandler delegate.
Usually there's a pattern for this:
Define a public event with an event handler delegate (that has an argument of type EventArgs).
Define a protected ...
Comparing two NumPy arrays for equality, element-wise
... all values of array (A==B) are True.
Note: maybe you also want to test A and B shape, such as A.shape == B.shape
Special cases and alternatives (from dbaupp's answer and yoavram's comment)
It should be noted that:
this solution can have a strange behavior in a particular case: if either A or B...
Difference between int32, int, int32_t, int8 and int8_t
... in a C program recently. I know that it stores 32 bits, but don't int and int32 do the same?
3 Answers
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Check if a JavaScript string is a URL
...}))'+ // OR ip (v4) address
'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*'+ // port and path
'(\\?[;&a-z\\d%_.~+=-]*)?'+ // query string
'(\\#[-a-z\\d_]*)?$','i'); // fragment locator
return !!pattern.test(str);
}
shar...
Installing Python packages from local file system folder to virtualenv with pip
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It do help. And we can use -i option of pip to treat it as a local PyPI.
– diabloneo
Jun 12 '15 at 7:37
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Understanding repr( ) function in Python
... When you call for example repr(x) the interpreter puts 'foo' instead of x and then calls repr('foo').
>>> repr(x)
"'foo'"
>>> x.__repr__()
"'foo'"
repr actually calls a magic method __repr__ of x, which gives the string containing the representation of the value 'foo' assigned ...
C# Sanitize File Name
...onstructing the new file names using the ID3 tags (thanks, TagLib-Sharp!), and I noticed that I was getting a System.NotSupportedException :
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Greenlet Vs. Threads
I am new to gevents and greenlets. I found some good documentation on how to work with them, but none gave me justification on how and when I should use greenlets!
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How to replace plain URLs with links?
I am using the function below to match URLs inside a given text and replace them for HTML links. The regular expression is working great, but currently I am only replacing the first match.
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