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Remove characters except digits from string using Python?
How can I remove all characters except numbers from string?
15 Answers
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What is the best method to merge two PHP objects?
...bj_merged = (object) array_merge((array) $obj1, (array) $obj2);
This actually also works when objects have methods. (tested with PHP 5.3 and 5.6)
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Pass a parameter to a fixture function
... through the tester fixture.
I had a similar problem--I have a fixture called test_package, and I later wanted to be able to pass an optional argument to that fixture when running it in specific tests. For example:
@pytest.fixture()
def test_package(request, version='1.0'):
...
request....
Getting the class name of an instance?
...note that the above method works with new-style classes only (in Python 3+ all classes are "new-style" classes). Your code might use some old-style classes. The following works for both:
x.__class__.__name__
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nginx: [emerg] could not build the server_names_hash, you should increase server_names_hash_bucket_s
...eges
uncomment or add server_names_hash_bucket_size 64;
restart nginx sudo service nginx restart
If the error still persists:
increase server_names_hash_bucket_size in steps 128, 256, 512, and so on (increasing by a power of 2 each time). eg. server_names_hash_bucket_size 128;
restart the nginx ...
What is the best way to prevent session hijacking?
Specifically this is regarding when using a client session cookie to identify a session on the server.
12 Answers
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How to avoid “if” chains?
...ep<X>() should evaluate only if the previous one succeeded (this is called short circuit evaluation)
executeThisFunctionInAnyCase() will be executed in any case
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Must qualify the allocation with an enclosing instance of type GeoLocation
...rror happens because you're trying to create an instance of an inner class service.submit(new ThreadTask(i));
without creating instance of main class..
To resolve this issue please create instance of main class first:
GeoLocation outer = new GeoLocation();
Then create instance of class you inten...
Is there a range class in C++11 for use with range based for loops?
...:irange, which is a bit more focused in scope.
C++20's range library will allow you to do this via view::iota(start, end).
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Input from the keyboard in command line application
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@PeterWebb - works fine in xcode terminal, falls through in playground :)
– aprofromindia
Apr 8 '16 at 14:50
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