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What characters are allowed in an email address?
... A to Z and a to z;
digits 0 to 9;
special characters !#$%&'*+-/=?^_`{|}~;
dot ., provided that it is not the first or last character unless quoted, and provided also that it does not appear consecutively unless quoted (e.g. John..Doe@example.com is not allowed but "John..Doe"@example.com ...
how to convert an RGB image to numpy array?
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TypeError: 'mode' is an invalid keyword argument for imread()
– Rishabh Agrahari
Mar 6 '19 at 15:02
8
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Create thumbnail image
...ges generally. If you try to resize a PNG image like this, you'll get this error.
– HBlackorby
Jun 4 '15 at 21:45
Real...
How to convert An NSInteger to an int?
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Commonly used in UIsegmentedControl, "error" appear when compiling in 64bits instead of 32bits, easy way for not pass it to a new variable is to use this tips, add (int):
[_monChiffre setUnite:(int)[_valUnites selectedSegmentIndex]];
instead of :
[_monChiffr...
Why can't variable names start with numbers?
... with a digit. One way to do it might be to allow anything matching [A-Za-z_]+ that is NOT a keyword or number literal. The problem is that it would lead to weird things like 0xdeadpork being allowed, but not 0xdeadbeef. Ultimately, I think we should be fair to all meats :P.
When I was first learni...
Sort array of objects by single key with date value
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The proposed solution might give an error if a[key] and b[key] are not both strings. I suggest to replace y=y.toLowerCase() with y = (""+y).toLowerCase()
– user8074
Apr 5 '16 at 12:42
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All possible array initialization syntaxes
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805
These are the current declaration and initialization methods for a simple array.
string[] arra...
Font from origin has been blocked from loading by Cross-Origin Resource Sharing policy
I'm receiving the following error on a couple of Chrome browsers but not all. Not sure entirely what the issue is at this point.
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Simple conversion between java.util.Date and XMLGregorianCalendar
... I added jaxb bindings but right below xs:schema and I get the following error: com.sun.istack.SAXParseException2: compiler was unable to honor this globalBindings customization. It is attached to a wrong place, or its inconsistent with other bindings. at com.sun.tools.xjc.ErrorReceiver.error(Err...
How do I rename all files to lowercase?
I have for example TREE.wav, ONE.WAV. I want to rename it to tree.wav, one.wav. How do I rename all files to lowercase?
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