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Does const mean thread-safe in C++11?
... than the sufficient condition for a data race to occur:
There are two or more actions being performed at the same time on a given thing; and
At least one of them is a write.
The Standard Library builds on that, going a bit further:
[17.6.5.9/1]
This section specifies requirements that implementa...
How do I concatenate multiple C++ strings on one line?
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SQL Server query to find all permissions/access for all users in a database
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Calling closure assigned to object property directly
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@Mahn I think it's more explicit than the accepted answer. Explicit is better in this case. If you really care for a "cute" solution, call_user_func($obj->callback) is not that bad.
– marcio
Jul 6 '14 a...
Regex lookahead, lookbehind and atomic groups
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Unable to create/open lock file: /data/mongod.lock errno:13 Permission denied
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How to read a .xlsx file using the pandas Library in iPython?
...et_names}
Update: In pandas version 0.21.0+ you will get this behavior more cleanly by passing sheet_name=None to read_excel:
dfs = pd.read_excel(file_name, sheet_name=None)
In 0.20 and prior, this was sheetname rather than sheet_name (this is now deprecated in favor of the above):
dfs = p...
Where does 'Hello world' come from?
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$_POST vs. $_SERVER['REQUEST_METHOD'] == 'POST'
...fines the POST method, not e.g. the post or Post or pOsT method. I go into more detail about this in my answer here: stackoverflow.com/a/21511879/1709587. Whether or not you want to coerce the method to uppercase to handle spec-violating client code is your choice.
– Mark Amery...
How do I get the path of the Python script I am running in? [duplicate]
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