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How do you make an array of structs in C?
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107
#include<stdio.h>
#define n 3
struct body
{
double p[3];//position
double v[3];/...
Android Preferences: How to load the default values when the user hasn't used the preferences-screen
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170
this question is similar to mine:
initialize-preferences-from-xml-in-main-activity
Just use th...
Redis cache vs using memory directly
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edited May 18 '17 at 8:33
answered Oct 21 '13 at 8:36
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How to select a node using XPath if sibling node has a specific value?
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answered Jun 11 '13 at 10:47
Jens EratJens Erat
32.5k1515 gold badges6868 silver badges8686 bronze badges
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Convert an integer to a float number
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181
There is no float type. Looks like you want float64. You could also use float32 if you only n...
What is data oriented design?
...che slot takes, say, 64 bytes as well. If I want to update the position of 10 balls, I have to pull in 10*64 = 640 bytes of memory into cache and get 10 cache misses. If however I can work the positions of the balls as separate units, that will only take 4*10 = 40 bytes. That fits in one cache fetch...
Python assigning multiple variables to same value? list behavior
... and Chris Wallace have a hot dog. If you change the first element of a to 1, the first elements of b and c are 1.
If you want to know if two names are naming the same object, use the is operator:
>>> a=b=c=[0,3,5]
>>> a is b
True
You then ask:
what is different from this...
How would you make two s overlap?
...dth: 300px;
height: 200px;
z-index: 2;
}
#content {
margin-top: 100px; /* Provide buffer for logo */
}
#links {
height: 75px;
margin-left: 400px; /* Flush links (with a 25px "padding") right of logo */
}
<div id="logo">
<img src="https://via.placeholder.com/200x100" ...
Boost Statechart vs. Meta State Machine
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118
As there seems to be much interest, please allow me to give my (obviously biased) opinion, whi...
Using Server.MapPath() inside a static field in ASP.NET MVC
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241
Try HostingEnvironment.MapPath, which is static.
See this SO question for confirmation that Hos...