大约有 40,000 项符合查询结果（耗时：0.0532秒） [XML]
Efficiency of premature return in a function
...
@Philip what register addition? There is no extra instruction in the path at all.
– Marquis of Lorne
Oct 26 '11 at 1:15
...
How can I open multiple files using “with open” in Python?
I want to change a couple of files at one time, iff I can write to all of them. I'm wondering if I somehow can combine the multiple open calls with the with statement:
...
An error occurred while signing: SignTool.exe not found
...s not obvious to anyone, re-running the installer will allow you to add in extra features to your VS install - it's very clear once it's open.
– Brondahl
Sep 18 '15 at 13:47
a...
How do I check for C++11 support?
...t have (partial) compiler-level support versus a standard C++ library with all the C++11 changes.
So Boost's defines mentioned in another answer remain the only sane way to figure out if there is, for example, support for C++11 threads and other specific parts of the standard.
...
Why does Ruby 1.9.2 remove “.” from LOAD_PATH, and what's the alternative?
... LOAD_PATH , so this broke them (they reported "no such file to load" for all require statements that based off the project path). Was there a particular justification for doing this?
...
jquery save json data object in cookie
...u can serialize the data as JSON, like this:
$.cookie("basket-data", JSON.stringify($("#ArticlesHolder").data()));
Then to get it from the cookie:
$("#ArticlesHolder").data(JSON.parse($.cookie("basket-data")));
This relies on JSON.stringify() and JSON.parse() to serialize/deserialize your data...
Using :after to clear floating elements
...
display: table can add extra spacing; I use display: block instead
– The Cog
Feb 15 '16 at 23:12
add a comment
...
What is the difference between class and instance attributes?
...just look in each instance's __dict__ and the class's __dict__. It just usually doesn't matter very much whether immutable types are shared or not.
– abarnert
Oct 29 '14 at 22:58
1...
What is “android.R.layout.simple_list_item_1”?
...id/platform_frameworks_base/tree/master/core/res/res/layout )
You can actually view the code for the layouts.
share
|
improve this answer
|
follow
|
...
Validate that end date is greater than start date with jQuery
...r2 = $('#datefield2-id').val();
I'd strongly recommend to parse the date strings before comparing them. Javascript's Date object has a parse()-Method, but it only supports US date formats (YYYY/MM/DD). It returns the milliseconds since the beginning of the unix epoch, so you can simply compare you...