大约有 22,000 项符合查询结果（耗时：0.0370秒） [XML]
Iterate a list as pair (current, next) in Python
...
This should really be the answer, it doesn't rely on any extra imports and works great.
– jamescampbell
Sep 27 '18 at 13:09
...
Why do browsers match CSS selectors from right to left?
...at a selector doesn't match as fast as possible; if that requires a bit of extra work in the cases that do match you still win due to all the work you save in the cases that don't match.
If you start by just matching the rightmost part of the selector against your element, then chances are it won't...
Does Firefox support position: relative on table elements?
...s well. display: block isn't enough of a fix on complex table layouts. The extra div is solution that is more reliable.
– DA.
Apr 18 '12 at 4:49
5
...
How exactly does __attribute__((constructor)) work?
...unction call to any of the functions declared above
*/
int
main (int argc, char *argv[]) {
printf ("\n\t [ main body of program ]\n");
return 0;
}
output:
init_some_function() called by elf_init()
elf_init() -- (.section .init)
construct1() constructor -- (.section .ctors) pr...
Git push branch from one remote to another?
...
Due to the extra HEAD branch being created in the previous answer, the cleanest way I found to do this is to clone into a bare repository and then push all branches to the remote as follows:
git clone --bare <from-repository>
cd ...
When is del useful in python?
...
One place I've found del useful is cleaning up extraneous variables in for loops:
for x in some_list:
do(x)
del x
Now you can be sure that x will be undefined if you use it outside the for loop.
...
Application Loader stuck at “Authenticating with the iTunes store” when uploading an iOS app
...
You are a legend. If I could upvote x1000 I would. Extra points for the detailed explanation. Thank you so much.
– Oliver Pearmain
Sep 20 at 10:04
add ...
How to len(generator()) [duplicate]
...lution as it describes what I want to get, and it doesn't give me anything extra that's not required (such as a list of all the elements).
Also listen to delnan's advice: If you're discarding the output of the generator it is very likely that there is a way to calculate the number of elements witho...
Why does .NET use banker's rounding as default?
...s designers choose this as the default?", I just want to point out that an extra function is unnecessary.
Math.Round allows you to specify a MidpointRounding:
ToEven - When a number is halfway between two others, it is rounded toward the nearest even number.
AwayFromZero - When a number is halfwa...
Migrating from JSF 1.2 to JSF 2.0
...ribute of the @ManagedBean, then it will default to classname with the 1st char lowercased.
@ManagedBean
@RequestScoped
public class SomeBean {}
In this particular example, it will be #{someBean}.
Any <managed-property> can be annotated using @ManagedProperty:
@ManagedProperty("#{otherBe...