大约有 20,000 项符合查询结果（耗时：0.0382秒） [XML]
How to print a string in fixed width?
...lt;5}'.format('ss', 'sss') 'Second sss and first ss ' so you can reorder or even output the same variable many times in a single output string.
– mightypile
Dec 23 '13 at 17:59
...
How do I achieve the theoretical maximum of 4 FLOPs per cycle?
...singly has trouble compiling it well.
These are for pre-FMA processors. In order to achieve peak FLOPS on Intel Haswell and AMD Bulldozer processors (and later), FMA (Fused Multiply Add) instructions will be needed. These are beyond the scope of this benchmark.
#include <emmintrin.h>
#incl...
How to check if all of the following items are in a list?
...'s not really that confusing if you recall the inclusion defines a partial order on any set of sets. It's actually slightly confusing that <= has the meaning it does for sequences: one might expect it to mean 'is a subsequence` of rather than lexicographical ordering.
– aaro...
How to log source file name and line number in Python
...
Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
...
How to alias a table in Laravel Eloquent queries (or using Query Builder)?
... ->get();
Let's see it in action with an awesome tinker tool
$ php artisan tinker
[1] > Schema::create('really_long_table_name', function($table) {$table->increments('id');});
// NULL
[2] > DB::table('really_long_table_name')->insert(['id' => null]);
// true
[3] > DB::t...
What is the “realm” in basic authentication
I'm setting up basic authentication on a php site and found this page on the php manual showing the set up. What does "realm" mean here in the header?
...
What is the difference between `sorted(list)` vs `list.sort()`?
... retrieve the original positions. Once you called list.sort() the original order is gone.
share
|
improve this answer
|
follow
|
...
Find unique rows in numpy.array
...
Note that if you want unique rows ignoring order of values in the row, you can sort the original array in the columns direct first: original_array.sort(axis=1)
– mangecoeur
Mar 2 at 11:59
...
Search for executable files using find command
... scenario it may make sense to use find -L ... instead of just find ... in order to also find symlinks to executables.
Note that the simplest file-centric case - looking for executables with the executable permissions bit set for ALL three security principals (user, group, other) - will typically, ...
Convert json data to a html table [closed]
...="buildHtmlTable('#excelDataTable')">
<table id="excelDataTable" border="1">
</table>
</body>
share
|
improve this answer
|
follow
...