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Which is faster: while(1) or while(2)?
...arying levels of optimization:
int main(void) {
while(1) {}
return 0;
}
int main(void) {
while(2) {}
return 0;
}
Even with no optimizations (-O0), the generated assembly was identical for both programs. Therefore, there is no speed difference between the two loops.
For reference, ...
CocoaPods - use specific pod version
...rsion, 1.2.1) and saw that these didn't exist in the previous version (1.2.0).
4 Answers
...
Replacing NAs with latest non-NA value
...
divibisan
7,90699 gold badges2626 silver badges4343 bronze badges
answered Oct 12 '11 at 5:32
Dirk EddelbuettelDir...
How to change the color of an svg element?
...splay: none;
}
.no-svg .my-svg-alternate {
display: block;
width: 100px;
height: 100px;
background-image: url(image.png);
}
<svg width="96px" height="96px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
<path id="time-3-icon" d="M256,50C142....
Site stopped working in asp.net System.Web.WebPages.Razor.Configuration.HostSection cannot be cast t
...
200
In the root Web.config make sure assemblyBinding contains the proper version for the assembly "...
How to drop a list of rows from Pandas dataframe?
...
401
Use DataFrame.drop and pass it a Series of index labels:
In [65]: df
Out[65]:
one two...
How to get default gateway in Mac OSX
...milar to:
route to: 98.137.149.56
destination: default
mask: 128.0.0.0
gateway: 5.5.0.1
interface: tun0
flags: <UP,GATEWAY,DONE,STATIC,PRCLONING>
recvpipe sendpipe ssthresh rtt,msec rttvar hopcount mtu expire
0 0 0 0 ...
Normalizing mousewheel speed across browsers
...
10 Answers
10
Active
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App Inventor 2开发简单计算器 - App Inventor 2 中文网 - 清泛IT论坛，有思想、有深度
...会出现一些莫名其妙的状况，这里要讲解的是一个只有20个按键的简易计算器，实现了加减乘除的简单运算，以及清除、回退、求相反数等，如图2-1所示，更为复杂的运算，如求乘方、方根及三角函数的运算，可以利用开发工具...
Python Infinity - Any caveats?
...-a-number (NaN) values from simple arithmetic involving inf:
>>> 0 * float("inf")
nan
Note that you will normally not get an inf value through usual arithmetic calculations:
>>> 2.0**2
4.0
>>> _**2
16.0
>>> _**2
256.0
>>> _**2
65536.0
>>> _**...