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Using custom std::set comparator
...the type parameter
set<int64_t, lex_compare> s;
If you want to avoid the functor boilerplate code you can also use a function pointer (assuming lex_compare is a function).
set<int64_t, bool(*)(const int64_t& lhs, const int64_t& rhs)> s(&lex_compare);
...
How can I use redis with Django?
...sting ( eg Are these entities in this domain? )
– David
Jun 24 '13 at 16:00
Can't help wondering why my answer which m...
SQLAlchemy: Creating vs. Reusing a Session
...ain. The links it holds to your mapped objects are weak referencing, provided the objects are clean of pending changes, so even in that regard the Session will empty itself out back to a brand new state when your application loses all references to mapped objects. If you leave it with its default...
How to set custom location for local installation of npm package?
...
When doing this, I am getting error No version provided in package.json
– FooBar
Aug 30 '16 at 20:06
...
Best way to implement request throttling in ASP.NET MVC?
... </summary>
public string Message { get; set; }
public override void OnActionExecuting(ActionExecutingContext c)
{
var key = string.Concat(Name, "-", c.HttpContext.Request.UserHostAddress);
var allowExecute = false;
if (HttpRuntime.Cache[key] == null)
...
Why use argparse rather than optparse?
... one-or-more style arguments
producing more informative usage messages
providing a much simpler interface for custom types and actions
More information is also in PEP 389, which is the vehicle by which argparse made it into the standard library.
...
what does the __file__ variable mean/do?
...le__), '..')
# A is the parent directory of the directory where program resides.
B = os.path.dirname(os.path.realpath(__file__))
# B is the canonicalised (?) directory where the program resides.
C = os.path.abspath(os.path.dirname(__file__))
# C is the absolute path of the directory where the prog...
Why are unsigned int's not CLS compliant?
...ort it. In addition, any language
construct that makes it impossible to rapidly verify the type safety
of code was excluded from the CLS so that all CLS-compliant languages
can produce verifiable code if they choose to do so.
Update: I did wonder about this some years back, and whilst I can't see w...
UIViewController viewDidLoad vs. viewWillAppear: What is the proper division of labor?
...s been a bit unclear on the type of tasks that should be assigned to viewDidLoad vs. viewWillAppear : in a UIViewController subclass.
...
How to use Greek symbols in ggplot2?
...ere is what you do to obtain greek symbols
Text Labels: Use parse = T inside geom_text or annotate.
Axis Labels: Use expression(alpha) to get greek alpha.
Facet Labels: Use labeller = label_parsed inside facet.
Legend Labels: Use bquote(alpha == .(value)) in legend label.
You can see detailed us...