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Android accelerometer accuracy (Inertial navigation)
...is useless in practice.
Here is an explanation why (Google Tech Talk) at 23:20. I highly recommend this video.
It is not the accelerometer noise that causes the problem but the gyro white noise, see subsection 6.2.3 Propagation of Errors. (By the way, you will need the gyroscopes too.)
As for ind...
How can I change the image displayed in a UIImageView programmatically?
...ataWithContentsOfURL:[NSURL URLWithString:@"http://farm4.static.flickr.com/3092/2915896504_a88b69c9de.jpg"]]];
or
UIImage *image = [UIImage imageNamed: @"cell.png"];
Once you have an Image you can then set UIImageView:
[imageView setImage:image];
The line above assumes imageView is your IBOu...
force client disconnect from server with socket.io and nodejs
... |
edited Jun 16 '12 at 3:10
answered Apr 6 '11 at 0:29
n...
Changing all files' extensions in a folder with one command on Windows
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307
You can use ren (as in rename):
ren *.XXX *.YYY
And of course, switch XXX and YYY for the a...
Calling a function when ng-repeat has finished
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399
var module = angular.module('testApp', [])
.directive('onFinishRender', function ($timeout...
Does free(ptr) where ptr is NULL corrupt memory?
...
7.20.3.2 The free function
Synopsis
#include <stdlib.h>
void free(void *ptr);
Description
The free function causes the space pointed to by ptr to be deallocated, that is, made
available for further al...
Defeating a Poker Bot
...likely it is to be discovered.
Create realistic playing schedules
(i.e., 3–5 times a week, 4 hours per
session with the odd week here and
there off during the year).
Run programs to make decisions on
separate computer, controlling a
zombie computer in case any sites
screen capture.
Randomise act...
What's the scope of a variable initialized in an if statement?
...
317
Python variables are scoped to the innermost function, class, or module in which they're assig...
How can I mark “To Do” comments in Xcode?
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134
I got it.
Writing comment like:
// TODO: Do something
Will do the trick.
I got something l...
What is __stdcall?
I'm learning about Win32 programming, and the WinMain prototype looks like:
8 Answers
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