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How to use a variable inside a regular expression?
...wise we must write "\\\\boundary" in the regex (four backslashes). Additionally, without '\r', \b' would not converted to a word boundary anymore but to a backspace!
re.escape:
Basically puts a backspace in front of any special character. Hence, if you expect a special character in TEXTO, you need...
angularjs directive call function specified in attribute and pass an argument to it
...plicit context here
– Victor
Dec 5 '16 at 18:52
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Find size of an array in Perl
...er this to be the standard way to get an array's size.
The second way actually returns the last index of the array, which is not (usually) the same as the array size.
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How can I check file size in Python?
...locks by the block size, but I'm still searching how to get it programmatically and cross-platform (not via tune2fs etc.)
– Tomasz Gandor
Apr 22 '16 at 20:56
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What is PECS (Producer Extends Consumer Super)?
...h element will behave as a Thing when you perform your operation. (You actually cannot add anything to a Collection<? extends Thing>, because you cannot know at runtime which specific subtype of Thing the collection holds.)
Case 2: You want to add things to the collection.
Then the list is a ...
How to use range-based for() loop with std::map?
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edited Sep 16 '19 at 20:05
John Kugelman
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Getting raw SQL query string from PDO prepared statements
Is there a way to get the raw SQL string executed when calling PDOStatement::execute() on a prepared statement? For debugging purposes this would be extremely useful.
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Table header to stay fixed at the top when user scrolls it out of view with jQuery
... container other than window. mkoryak.github.io/floatThead has a more generally-applicable solution.
– Yuck
Nov 30 '13 at 19:42
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How do I use boolean variables in Perl?
...isn't perfect, merely the best I've found. It's meant to be practical, not all-encompassing. Do note that value returned by your bool does stringify to 0. Also, you are discouraged from creating inconsistent overloads, and the values you return could be considered such. (e.g. a && can be opt...
find: missing argument to -exec
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A -exec command must be terminated with a ; (so you usually need to type \; or ';' to avoid interpretion by the shell) or a +. The difference is that with ;, the command is called once per file, with +, it is called just as few times as possible (usually once, but there is a maxi...