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How do I pass a method as a parameter in Python
...e is your example re-written to show a stand-alone working example:
class Test:
def method1(self):
return 'hello world'
def method2(self, methodToRun):
result = methodToRun()
return result
def method3(self):
return self.method2(self.method1)
test = Tes...
How can I convert a string to boolean in JavaScript?
...
Actually it can be simplified. 1) There is no need to test for "true", "yes" and "1". 2) toLowerCase does not return null. 3) Boolean(string) is the same as string!=="" here. => switch(string.toLowerCase()) {case "false": case "no": case "0": case "": return false; default: r...
What values should I use for CFBundleVersion and CFBundleShortVersionString?
...BundleVersion gives you the build number which is used for development and testing, namely "technical" purposes. The end user is rarely interested in the build number but during the development you may need to know what's being developed and fixed on each build. This is typically incremented on each...
Is it possible to reference one CSS rule within another?
... }
});
return includes;
}
and equivalent css:
.test {
background-color: yellow;
}
.productBox, .imageBox {
--inherits: .test;
display: inline-block;
}
and equivalent HTML :
<div class="imageBox"></div>
I tested it and wor...
Generating an MD5 checksum of a file
...ay that is more complex, but memory efficient:
import hashlib
def hash_bytestr_iter(bytesiter, hasher, ashexstr=False):
for block in bytesiter:
hasher.update(block)
return hasher.hexdigest() if ashexstr else hasher.digest()
def file_as_blockiter(afile, blocksize=65536):
with a...
Is there a performance difference between i++ and ++i in C++?
...double(CLOCKS_PER_SEC)) << '\n';
return 0;
}
O(n) increment
Test
// b.cc
#include <array>
class Something {
public:
Something& operator++();
Something operator++(int);
private:
std::array<int,PACKET_SIZE> data;
};
Something& Something::operator++()
{...
Why doesn't list have safe “get” method like dictionary?
...titem__(index)
except IndexError:
return default
def _test():
l = safelist(range(10))
print l.get(20, "oops")
if __name__ == "__main__":
_test()
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Best practices for styling HTML emails [closed]
...load them and they won't appear as attachments to the email.
And lastly, test, test, test! Each email client does things way differently than a browser would do.
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...
How do I get the size of a java.sql.ResultSet?
...n the statement is created with the scroll insensitive option: ps=conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_READ_ONLY);
– BullyWiiPlaza
Feb 21 '17 at 13:55
...
How to validate IP address in Python? [duplicate]
...
This will return incorrect response for test.example.com. I got IPv6Address(u'7465:7374:2e65:7861:6d70:6c65:2e63:6f6d')
– SharkIng
Jun 22 at 21:02
...