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Check if a method exists
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Form onSubmit determine which submit button was pressed [duplicate]
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#2 won't work - when you used DOM-based event handlers, nothing will be executed after a return statement. So your calls to submitFunc() and submitAndAddFunc() will never fire.
– Peter Bailey
Aug 26 '10 at 17:17
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Git: Discard all changes on a diverged local branch
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How can I exclude directories from grep -R?
...he man page for the --exclude option:
--exclude=GLOB
Skip files whose base name matches GLOB (using wildcard matching).
A file-name glob can use *, ?, and [...] as wildcards, and \ to
quote a wildcard or backslash character literally.
The shell will generally try to expand such a pat...
Manually map column names with class properties
...le to use it for simple ORM related stuff but I am not able to map the database column names with the class properties.
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How to estimate how much memory a Pandas' DataFrame will need?
...s - as the docstring says, "Memory usage is shown in human-readable units (base-2 representation)." So to get bytes would multiply by 1024, e.g. 451.6 KiB = 462,438 bytes.
>>> df.info()
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memory usage: 70.0+ KB
>>> df.info(memory_usage='deep')
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memory usage: 451.6 KB
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Removing trailing newline character from fgets() input
...or which reason I'd consider this solution better than a strchr or strcspn based ones.
– AnT
Mar 29 '16 at 18:28
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How can I get the font size and font name of a UILabel?
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Class constants in python
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Array versus List: When to use which?
...m (and v.v.); quicker than BufferedStream etc;
it internally uses an array-based model of objects (Foo[] rather than List<Foo>), since the size is fixed once built, and needs to be very fast.
But this is definitely an exception; for general line-of-business processing, a List<T> wins e...