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getting the screen density programmatically in android?
... screen size. So the metrics.densityDpi property will be one of the DENSITY_xxx constants (120, 160, 213, 240, 320, 480 or 640 dpi).
If you need the actual lcd pixel density (perhaps for an OpenGL app) you can get it from the metrics.xdpi and metrics.ydpi properties for horizontal and vertical dens...
PHPMailer character encoding issues
...
If you are 100% sure $message contain ISO-8859-1 you can use utf8_encode as David says. Otherwise use mb_detect_encoding and mb_convert_encoding on $message.
Also take note that
$mail -> charSet = "UTF-8";
Should be replaced by:
$mail->CharSet = 'UTF-8';
And placed after the...
Inconsistent Accessibility: Parameter type is less accessible than method
...s trying to do the following: JsonConvert.DeserializeObject<List<Name_Of_My_Model>>(response.Content.ReadAsStringAsync().Result); The "Name_Of_My_Model" class wasn't set to either Public nor Private. Turned out I NEEDED to set the "Name_Of_My_Model" (class) to public to be used in a "pu...
How to automatically reload a page after a given period of inactivity
...u want to refresh the page
// bassed off the user inactivity.
var refresh_rate = 200; //<-- In seconds, change to your needs
var last_user_action = 0;
var has_focus = false;
var lost_focus_count = 0;
// If the user loses focus on the browser to many times
// we want to refresh anyway even if t...
Secret copy to clipboard JavaScript function in Chrome and Firefox?
...learConsoleMessages();
}
> copy
function (object)
{
if (injectedScript._type(object) === "node")
object = object.outerHTML;
InjectedScriptHost.copyText(object);
}
While the Firebug source also defines a list of functions:
this.clear = function() // no web page interaction
{
Firebug.Cons...
How to change the background color of a UIButton while it's highlighted?
...EndImageContext()
return image
}
func setBackgroundColor(_ color: UIColor, for state: UIControlState) {
self.setBackgroundImage(imageWithColor(color: color), for: state)
}
}
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...
Set default CRAN mirror permanent in R
...?Startup:
The
path of this file is taken from the value of the R_PROFILE
environment variable (after tilde expansion). If this variable is
unset, the default is R_HOME/etc/Rprofile.site, which is used if
it exists (which it does not in a 'factory-fresh' installation)...
validation custom message for rails 3
...ant to remove the field title from the message you should use this on your _form.htmk.erb view:
As you can see inside this view:
<ul>
<% @article.errors.full_messages.each do |msg| %>
<li><%= msg %></li>
<% end %>
</ul>
Replace it by:
<ul>
...
What is the difference between DSA and RSA?
...being a bit more complex than,
but related to El Gamal.
Note that nearly all the calculations are mod q, and
hence are much faster.
But, In contrast to RSA, DSA can be used only for digital signatures
DSA Security
The presence of a subliminal channel exists in many schemes (any that need a ran...
“render :nothing => true” returns empty plaintext file?
...nt type like this:
render :nothing => true, :status => 200, :content_type => 'text/html'
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