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How to create custom easing function with Core Animation?
... we're done
[animation setValues:values];
return(animation);
}
@end
Now usage will look something like this:
// define a parametric function
KeyframeParametricBlock function = ^double(double time) {
return(1.0 - pow((1.0 - time), 2.0));
};
if (layer) {
[CATransaction begin];
[CATran...
Recursively look for files with a specific extension
... recurse through all the directories
shopt -s extglob nullglob globstar
Now all you need to do is form the glob expression to include the files of a certain extension which you can do as below. We use an array to populate the glob results because when quoted properly and expanded, the filenames w...
Best way to hide a window from the Alt-Tab program switcher?
I've been a .NET developer for several years now and this is still one of those things I don't know how to do properly. It's easy to hide a window from the taskbar via a property in both Windows Forms and WPF, but as far as I can tell, this doesn't guarantee (or necessarily even affect) it being hid...
grep exclude multiple strings
...ave a long list of things to exclude.
vi /root/scripts/exclude_list.txt
Now add what you would like to exclude
Nopaging the limit is
keyword to remove is
Now use grep to remove lines from your file log file and view information not excluded.
grep -v -f /root/scripts/exclude_list.txt /var/log/...
What is the benefit of using Fragments in Android, rather than Views?
...loosing all images downloaded in that, so had to add cache implementation, now I'm thinking using fragments it may be very easy
– Shirish Herwade
Feb 9 '15 at 13:53
...
SVG gradient using CSS
...eferencing elements from other files. Not sure about IE9 (can't test right now, just give it a try).
– Thomas W
Dec 27 '12 at 11:07
54
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Is there a Rake equivalent in Python?
...
Paver has a similar set of goals, though I don't really know how it compares.
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mysql - how many columns is too many?
I'm setting up a table that might have upwards of 70 columns. I'm now thinking about splitting it up as some of the data in the columns won't be needed every time the table is accessed. Then again, if I do this I'm left with having to use joins.
...
How does Facebook disable the browser's integrated Developer Tools?
...roup and are annoyed by this, sorry.
I tried to make the old opt-out page (now help page) as simple as possible while still being scary enough to stop at least some of the victims.
The actual code is pretty similar to @joeldixon66's link; ours is a little more complicated for no good reason.
Chro...
Understanding ibeacon distancing
...ssi) over the calibrated transmitter power (txPower). The txPower is the known measured signal strength in rssi at 1 meter away. Each beacon must be calibrated with this txPower value to allow accurate distance estimates.
While the distance estimates are useful, they are not perfect, and require ...