大约有 5,500 项符合查询结果（耗时：0.0254秒） [XML]
Sleeping in a batch file
...Waiting 15 seconds
PING 1.1.1.1 -n 1 -w 15000 > NUL
or
PING -n 15 -w 1000 127.1 >NUL
share
|
improve this answer
|
follow
|
...
mmap() vs. reading blocks
...rking on a program that will be processing files that could potentially be 100GB or more in size. The files contain sets of variable length records. I've got a first implementation up and running and am now looking towards improving performance, particularly at doing I/O more efficiently since the i...
How exactly does __attribute__((constructor)) work?
...riorities after main() ). The priority values you give must be greater than100 as the compiler reserves priority values between 0-100 for implementation. Aconstructor or destructor specified with priority executes before a constructor or destructor specified without priority.
With the 'section' att...
What's the pythonic way to use getters and setters?
... we needed our object's protected attribute to be an integer between 0 and 100 inclusive, and prevent its deletion, with appropriate messages to inform the user of its proper usage:
class Protective(object):
"""protected property demo"""
#
def __init__(self, start_protected_value=0):
...
CSS I want a div to be on top of everything
...ed scheme and so I kept the position as fixed but still set the z-index to 1000 and got the desired results, it covered a div lower on the page as I scrolled, can you explain why that happened even though I was using a static position?
– Boo89100
Jul 28 '16 at ...
How do I vertically align text in a div?
...
not working with percent: height:100%; line-height:100%
– albanx
Jul 2 '15 at 13:41
|
show 5 more ...
How to justify a single flexbox item (override justify-content)
...n-right: auto to align the child to the left.
.container {
height: 100px;
border: solid 10px skyblue;
display: flex;
justify-content: flex-end;
}
.block {
width: 50px;
background: tomato;
}
.justify-start {
margin-right: auto;
}
<div class="container">
&l...
Weird Integer boxing in Java
...atch
{
public static void main(String[] args)
{
Integer a = 1000, b = 1000; //1
System.out.println(a == b);
Integer c = 100, d = 100; //2
System.out.println(c == d);
}
}
Output:
false
true
Yep the first output is produced for comparing reference; 'a'...
jQuery on window resize
... ,"f50" : function(){ alert(50); }
,"f100" : function(){ alert(100); }
,"f500" : function(){ alert(500); }
,"f1000" : function(){ alert(1000);}
};
//---------------------
$(wi...
How does a hash table work?
... above, each of the 300 filing cabinet would (statistically) contain about 100 records. Searching (regardless the order) through 100 records is much faster than having to deal with 30,000.
You may have noticed that some actually already do this. But instead of devising a hashing methodology to ge...