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When to use std::forward to forward arguments?
...SBKerrek SB
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...
What is RSS and VSZ in Linux memory management
... to 2500K of shared libraries, has 200K of stack/heap allocations of which 100K is actually in memory (rest is swapped or unused), and it has only actually loaded 1000K of the shared libraries and 400K of its own binary then:
RSS: 400K + 1000K + 100K = 1500K
VSZ: 500K + 2500K + 200K = 3200K
Since...
What are Runtime.getRuntime().totalMemory() and freeMemory()?
...dTotal(),
(float)getAllocatedTotal() / (float)getTotal() * 100,
getTotal(),
isBounded()? "bounded" : "unbounded",
isAtMaximumAllocation()? "maxed out" : "can grow",
getUnallocated()
);
out.printf("Used: %...
Iterating over a numpy array
...performance. It is a bit slower than a list comprehension.
X = np.zeros((100, 100, 100))
%timeit list([((i,j,k), X[i,j,k]) for i in range(X.shape[0]) for j in range(X.shape[1]) for k in range(X.shape[2])])
1 loop, best of 3: 376 ms per loop
%timeit list(np.ndenumerate(X))
1 loop, best of 3: 570 ...
Css height in percent not working [duplicate]
...
You need to set a 100% height on all your parent elements, in this case your body and html. This fiddle shows it working.
html, body { height: 100%; width: 100%; margin: 0; }
div { height: 100%; width: 100%; background: #F52887; }
<h...
Generating a Random Number between 1 and 10 Java [duplicate]
... try something like this.
Random rn = new Random();
for(int i =0; i < 100; i++)
{
int answer = rn.nextInt(10) + 1;
System.out.println(answer);
}
Also if you change the number in parenthesis it will create a random number from 0 to that number -1 (unless you add one of course like you ...
window+nginx+php-cgi的php-cgi线程/子进程问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...会是a.php+b.php,而不是并行,是串行时间了.
如a.php
sleep(100);echo 1;
b.php
echo 2;
先执行a.php,100秒后输出1.在执行a.php的同一时候,执行b.php,2却出如今100秒以后.如果...却不是一执行就立马出现,由于上面的配置受影响导致解析是串行...
VBA读写UTF8文本文件，VBA生成UTF-8无BOM格式的文件 - 更多技术 - 清泛网 -...
...bCrLf
scr = scr & " cljsl:" & Round(sht.Range("N11").Value * 100, 2) & "," + vbCrLf
scr = scr & " myl:" & Round(sht.Range("W11").Value * 100, 2) & "," + vbCrLf
'小组
For i = 1 To 8
arr_acsp_xz(i) = "'" & sht.Cells(i + 2, 1) & "'"
arr_acsp_xz_...
SVG: text inside rect
...p://www.w3.org/2000/svg">
<g>
<rect x="0" y="0" width="100" height="100" fill="red"></rect>
<text x="0" y="50" font-family="Verdana" font-size="35" fill="blue">Hello</text>
</g>
</svg>
...
Which is more preferable to use: lambda functions or nested functions ('def')?
...ll me what this does:
str(reduce(lambda x,y:x+y,map(lambda x:x**x,range(1,1001))))[-10:]
I wrote it, and it took me a minute to figure it out. This is from Project Euler - i won't say which problem because i hate spoilers, but it runs in 0.124 seconds :)
...