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How to negate the whole regex?
I have a regex, for example (ma|(t){1}) . It matches ma and t and doesn't match bla .
4 Answers
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Can I simultaneously declare and assign a variable in VBA?
I'm new to VBA and want to know if I can convert the following declaration and assignment into one line:
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is there an easy way to get the http status code in the failure block from AFHTTPClient?
...ey:AFNetworkingOperationFailingURLResponseErrorKey] statusCode]
This is handy if you're doing error handling further up the line and don't want to pass around the response object.
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Using usort in php with a class private function
...ate static function merchantSort($a,$b) {
return ...// the sort
}
And use an array for the second parameter:
$array = $this->someThingThatReturnAnArray();
usort($array, array('ClassName','merchantSort'));
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What are '$$' used for in PL/pgSQL
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The dollar signs are used for dollar quoting and are in no way specific to function definitions. It can be used to replace single quotes practically anywhere in SQL scripts.
The body of a function happens to be a string literal which has to be enclosed in single quote...
Rails “validates_uniqueness_of” Case Sensitivity
...validates the uniqueness of 'foo' by asking the DB if that name exists yet and the DB says the name doesn't exist yet.
Process B does the same thing and gets the same response
Process A submits the insert statement for the new record and succeeds
If you have a database constraint requiring uniquenes...
Rolling back a remote Git repository
I have a remote Git repository, and I need to roll back the last n commits into cold oblivion.
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How to render an ASP.NET MVC view as a string?
...utput two different views (one as a string that will be sent as an email), and the other the page displayed to a user.
15 A...
Python serialization - Why pickle?
...le. Then, in another script, you could load from this file into a variable and the dictionary would be recreated:
with open('filename','rb') as f:
var = pickle.load(f)
Another use for pickling is if you need to transmit this dictionary over a network (perhaps with sockets or something.) You f...
What is sys.maxint in Python 3?
I've been trying to find out how to represent a maximum integer, and I've read to use "sys.maxint" . However, in Python 3 when I call it I get:
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