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Placeholder in UITextView
...self];
self.placeholderTextColor = [UIColor colorWithWhite:0.702f alpha:1.0f];
}
- (void)textChanged:(NSNotification *)notification {
[self setNeedsDisplay];
}
@end
It's a lot simpler than the others, as it doesn't use subviews (or have leaks). Feel free to use it.
Update 11/10/11: It is ...
What's the point of 'meta viewport user-scalable=no' in the Google Maps API
...ollowing <meta> tag:
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
This setting specifies that the map should be displayed full-screen and should not be resizable by the user. Note that the iPhone's Safari browser requires this <meta> tag be included withi...
How to add Action Bar from support library into PreferenceActivity?
...
EDIT: In appcompat-v7 22.1.0 Google added the AppCompatDelegate abstract class as a delegate you can use to extend AppCompat's support to any activity.
Use it like this:
...
import android.support.v7.app.ActionBar;
import android.support.v7.app.App...
Convert java.util.Date to java.time.LocalDate
...but you are correct that it is available to anyone using ThreeTen Backport 1.0 or later. Thanks for pointing it out.
– dhalsim2
Mar 18 '16 at 16:15
...
How do I install a module globally using npm?
...r -g
The general recommendations concerning npm module installation since 1.0rc (taken from blog.nodejs.org):
If you’re installing something that you want to use in your program, using
require('whatever'), then install it
locally, at the root of your
project.
If you’re installing...
setup.py examples?
...tuptools import setup, find_packages
setup(
name="foo",
version="1.0",
packages=find_packages(),
)
More info in docs
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Why does google.load cause my page to go blank?
...g the "google.charts" lib:
if(google) {
google.load('visualization', '1.0', {
packages: ['corechart'],
callback: function() {
// do stuff, if you wan't - it doesn't matter, because the page isn't blank!
}
} )
}
When doing it whitout callback(), I still ...
Measuring execution time of a function in C++
...nd-start)/CLOCKS_PER_SEC;
return 0;
}
Timing precision in seconds is 1.0/CLOCKS_PER_SEC
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...
Event system in Python
...ed packages available on PyPI,
ordered by most recent release date.
RxPy3 1.0.1: June 2020
pluggy 0.13.1: June 2020 (beta)
Louie 2.0: Sept 2019
python-dispatch 0.1.2: Feb 2019
PyPubSub 4.0.3: Jan 2019
zope.event 4.4: 2018
pyeventdispatcher 0.2.3a0: 2018
buslane 0.0.5: 2018
PyPyDispatcher 2.1.2: 201...
Getting DOM elements by classname
...>
use of getElementsByClass is as simple as:
$dom = new DOMDocument('1.0', 'utf-8');
$dom->loadHTML($html);
$content_node=$dom->getElementById("content_node");
$div_a_class_nodes=getElementsByClass($content_node, 'div', 'a');//will contain the three nodes under "content_node".
...