大约有 24,000 项符合查询结果（耗时：0.0357秒） [XML]
How to use git bisect?
...he history to find a particular regression. Imagine that you have the following development history:
... --- 0 --- 1 --- 2 --- 3 --- 4* --- 5 --- current
You know that your program is not working properly at the current revision, and that it was working at the revision 0. So the regression was li...
Finding local IP addresses using Python's stdlib
...
@Jason R. Coombs, use following code to retrieve list of IPv4 addresses that belong to the host machine: socket.gethostbyname_ex(socket.gethostname())[-1]
– Barmaley
May 15 '15 at 20:36
...
Why is MATLAB so fast in matrix multiplication?
...4
>> gputimeit(@()gA*gA)
ans =
0.0022
Update using R2018b on a WIN64 machine with 16 physical cores and a Tesla V100:
>> timeit(@()A*A)
ans =
0.0229
>> gputimeit(@()gA*gA)
ans =
4.8019e-04
(NB: at some point (I forget when exactly) gpuArray switched from MAGMA to cu...
How to make vim paste from (and copy to) system's clipboard?
... different things. For instance, on systems that don't use X11 like OSX or Windows, the "* register is used to read and write to the system clipboard. On X11 systems both registers can be used. See :help x11-selection for more details, but basically the "* is analogous to X11's _PRIMARY_ selection (...
AtomicInteger lazySet vs. set
...re: http://psy-lob-saw.blogspot.co.uk/2012/12/atomiclazyset-is-performance-win-for.html
To summarize: lazySet is a weak volatile write in the sense that it acts as a store-store and not a store-load fence. This boils down to lazySet being JIT compiled to a MOV instruction that cannot be re-ordered ...
What's the difference between an id and a class?
...gard the earlier request to wear a red shirt.
The more specific selectors win.
share
|
improve this answer
|
follow
|
...
Unusual shape of a textarea?
...ing the two corner div's background-color:white. Isn't it? Still this will win. +1
– Rajesh Paul
Dec 22 '13 at 16:03
...
Use images instead of radio buttons
...e is no thumbnail selection. I guess i am using the new IE that comes with Win 8.1. Any idea?
– Junaid Rehman
Feb 20 '15 at 22:18
3
...
How to completely uninstall Visual Studio 2010?
...al Studio vNext".
Original Answer - for VS2010, VS2012
Note that the following two solutions still leave traces (such as registry files) and can't really be considered a 'clean' uninstall (see the final section of the answer for a completely clean solution).
Solution 1 - for: VS 2010
There's an un...
When to use enumerateObjectsUsingBlock vs. for
...mes down to personal preference. For me, the idiomatic and readable option wins. In this case, that is Fast Enumeration using for-in.
Benchmark:
NSMutableArray *arr = [NSMutableArray array];
for (int i = 0; i < 100; i++) {
arr[i] = [NSString stringWithFormat:@"%d", i];
}
int i;
__block NSUI...