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How can I get a list of Git branches, ordered by most recent commit?
...anch is the one that's been committed to most recently (and is, therefore, more likely to be one I want to pay attention to).
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Checking if an object is null in C#
...ence types; even Nullable<T> overrides the equality operator to be a more convenient way of expressing nullable.HasValue when checking for nullity.
If you do if(!data.Equals(null)) then you will get a NullReferenceException if data == null. Which is kind of comical since avoiding this excepti...
Pandas read_csv low_memory and dtype options
...or long() with base 10: 'foobar'
dtypes are typically a numpy thing, read more about them here:
http://docs.scipy.org/doc/numpy/reference/generated/numpy.dtype.html
What dtypes exists?
We have access to numpy dtypes: float, int, bool, timedelta64[ns] and datetime64[ns]. Note that the numpy date/tim...
How to determine the memory footprint (size) of a variable?
...ontrol and the logs can be written both on mongo or in the filesystem.
For more details see here.
Blackfire
Blackfire is a PHP profiler by SensioLabs, the Symfony2 guys https://blackfire.io/
If you use puphpet to set up your virtual machine you'll be happy to know it's supported ;-)
Xdebug and traci...
Best way to add page specific JavaScript in a Rails 3 app?
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Create a dictionary on a list with grouping
...e names too, of course :)
However, might I suggest that a Lookup might be more appropriate? A Lookup is basically a dictionary from a key to an IEnumerable<T> - unless you really need the values as a list, it makes the code even shorter (and more efficient) with the ToLookup call:
var groupe...
How to get ID of the last updated row in MySQL?
...CT LAST_INSERT_ID(); will return the updated id. See newtover's answer for more details.
– Joel
Jun 2 '14 at 14:35
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How do I expire a PHP session after 30 minutes?
... could simply adjust these values so that the garbage collector is started more often. But when the garbage collector is started, it will check the validity for every registered session. And that is cost-intensive.
Furthermore, when using PHP's default session.save_handler files, the session data i...
Why do people put code like “throw 1; ” and “for(;;);” in front of json responses? [du
...as protecting past browsers, it may be that extensions to JavaScript cause more potential leaks of a similar kind in future, and in that case chaff should protect against those too.
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