大约有 30,000 项符合查询结果（耗时：0.0587秒） [XML]
How to get the current ti<em>mem>e in <em>mem>illiseconds fro<em>mem> C in Linux?
How do I get the current ti<em>mem>e on Linux in <em>mem>illiseconds?
6 Answers
6
...
Using a bit<em>mem>ask in C#
...
The traditional way to do this is to use the Flags attribute on an enu<em>mem>:
[Flags]
public enu<em>mem> Na<em>mem>es
{
None = 0,
Susan = 1,
Bob = 2,
Karen = 4
}
Then you'd check for a particular na<em>mem>e as follows:
Na<em>mem>es na<em>mem>es = Na<em>mem>es.Susan | Na<em>mem>es.Bob;
// evaluates to true
bool susanIsIncluded...
How do I achieve the theoretical <em>mem>axi<em>mem>u<em>mem> of 4 FLOPs per cycle?
How can the theoretical peak perfor<em>mem>ance of 4 floating point operations (double precision) per cycle be achieved on a <em>mem>odern x86-64 Intel CPU?
...
What is the <em>mem>axi<em>mem>u<em>mem> size of a web browser's cookie's key?
What is the <em>mem>axi<em>mem>u<em>mem> size of a web browser's cookie's key?
5 Answers
5
...
How can I i<em>mem>prove <em>mem>y paw detection?
After <em>mem>y previous question on finding toes within each paw , I started loading up other <em>mem>easure<em>mem>ents to see how it would hold up. Unfortunately, I quickly ran into a proble<em>mem> with one of the preceding steps: recognizing the paws.
...
Why does only the first line of this Windows batch file execute but all three lines execute in a co<em>mem>
I have a batch file that executes three <em>Mem>aven co<em>mem><em>mem>ands, one after the other. Each co<em>mem><em>mem>and can be successfully executed in the script - by itself!. But when I add all three co<em>mem><em>mem>ands to the sa<em>mem>e file, only the first one executes before the script exits. Any idea why?
...
Does the order of LINQ functions <em>mem>atter?
Basically, as the question states... does the order of LINQ functions <em>mem>atter in ter<em>mem>s of perfor<em>mem>ance ? Obviously the results would have to be identical still...
...
How to update Python?
I have version 2.7 installed fro<em>mem> early 2012. I can't find any consensus on whether I should co<em>mem>pletely uninstall and wipe this version before putting on the latest version.
...
How should one use std::optional?
I'<em>mem> reading the docu<em>mem>entation of std::experi<em>mem>ental::optional and I have a good idea about what it does, but I don't understand when I should use it or how I should use it. The site doesn't contain any exa<em>mem>ples as of yet which leaves it harder for <em>mem>e to grasp the true concept of this object. When...
Pointers vs. values in para<em>mem>eters and return values
...
tl;dr:
<em>Mem>ethods using receiver pointers are co<em>mem><em>mem>on; the rule of thu<em>mem>b for receivers is, "If in doubt, use a pointer."
Slices, <em>mem>aps, channels, strings, function values, and interface values are i<em>mem>ple<em>mem>ented with pointers internally, an...