大约有 41,000 项符合查询结果（耗时：0.0684秒） [XML]
Which Python memory profiler is recommended? [closed]
I want to know the memory usage of my Python application and specifically want to know what code blocks/portions or objects are consuming most memory.
Google search shows a commercial one is Python Memory Validator (Windows only).
...
How to check if character is a letter in Javascript?
...
You can still use a regex and just add more detail as you need it: str.match(/[A-Z|a-z|ü|é]/i); //etc
– Eli
Jun 22 '15 at 21:54
...
Efficient way to return a std::vector in c++
How much data is copied, when returning a std::vector in a function and how big an optimization will it be to place the std::vector in free-store (on the heap) and return a pointer instead i.e. is:
...
Set “Homepage” in Asp.Net MVC
...
Look at the Default.aspx/Default.aspx.cs and the Global.asax.cs
You can set up a default route:
routes.MapRoute(
"Default", // Route name
"", // URL with parameters
new { controller = "Home", action = "Index"} //...
How to express a One-To-Many relationship in Django
I'm defining my Django models right now and I realized that there wasn't a OneToManyField in the model field types. I'm sure there's a way to do this, so I'm not sure what I'm missing. I essentially have something like this:
...
invalid target release: 1.7
...
On a Mac, where jdk6 and jdk7 are installed, this can be forced in ~/.profile: export JAVA_HOME=$(/usr/libexec/java_home -v 1.7)
– Hank
Feb 10 '14 at 20:31
...
Is there any difference between “foo is None” and “foo == None”?
...
And you may want to add that the is operator cannot be customized (overloaded by a user-defined class).
– martineau
Dec 17 '10 at 20:28
...
How to discard all changes made to a branch?
I'm working in a branch (i.e. design ) and I've made a number of changes, but I need to discard them all and reset it to match the repository version. I thought git checkout design would do it, but it just tells me I'm already in branch design and that I have 3 modified files.
...
Should one use < or
...!= instead? I'd say that that most clearly establishes i as a loop counter and nothing else.
– yungchin
Feb 12 '09 at 2:59
21
...
What's the best way to break from nested loops in JavaScript?
...for (var k in set3) {
break loop2; // breaks out of loop3 and loop2
}
}
}
as defined in EMCA-262 section 12.12. [MDN Docs]
Unlike C, these labels can only be used for continue and break, as Javascript does not have goto.
...