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Replace selector images programmatically
...on drawable states i have something like the following.
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item android:drawable="@drawable/top_bar_default" >
</item>
<item android:id="@+id/nav_icon...
Compute a confidence interval from sample data
...scipy.stats
def mean_confidence_interval(data, confidence=0.95):
a = 1.0 * np.array(data)
n = len(a)
m, se = np.mean(a), scipy.stats.sem(a)
h = se * scipy.stats.t.ppf((1 + confidence) / 2., n-1)
return m, m-h, m+h
you can calculate like this way.
...
Difference between applicationContext.xml and spring-servlet.xml in Spring Framework
...ng-servlet.xml as init parameter to DispatcherServlet.
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
xsi:schemaLo...
When do I use fabs and when is it sufficient to use std::abs?
...e of a template. Had to replace individually a thousand usages of 0.0L and 1.0L with the exact constant type using Zero or One or a type_cast - automatic conversion definition impossible because of ambiguities.
Up to May I found the existing of implicit conversions very nice.
But much simpler it wo...
How to detect iPhone 5 (widescreen devices)?
...y if the floating point value cannot be expressed as an exact number (like 1.0/3.0*3.0 for example). Read this article for more info ;)
– AliSoftware
Sep 16 '12 at 16:50
2
...
How do I print the type of a variable in Rust?
... println!("{}", type_of!(&mut &1));
println!("{}", type_of!(1.0));
println!("{}", type_of!("abc"));
println!("{}", type_of!(&"abc"));
println!("{}", type_of!(String::from("abc")));
println!("{}", type_of!(vec![1,2,3]));
println!("{}", <Result<String,i64&...
'parent.relativePath' points at my com.mycompany:MyProject instead of org.apache:apache - Why?
... A fat finger case on my part.
My pom parent had this:
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/...
Default function arguments in Rust
...l Default for FooArgs {
fn default() -> Self {
FooArgs { a: 1.0, b: 1 }
}
}
impl From<()> for FooArgs {
fn from(_: ()) -> Self {
Self::default()
}
}
impl From<f64> for FooArgs {
fn from(a: f64) -> Self {
Self {
a: a,
...
How do I send a cross-domain POST request via JavaScript?
...this:
function xmlrpc_server_output($xml) {
$xml = '<?xml version="1.0"?>'."\n". $xml;
header('Connection: close');
header('Content-Length: '. strlen($xml));
header('Access-Control-Allow-Origin: *');
header('Content-Type: application/x-www-form-urlencoded');
header('Da...
Why should we include ttf, eot, woff, svg,… in a font-face
...based on the Brotli compression algorithm and other improvements over WOFF 1.0 giving more than 30 % reduction in file size, is supported in Chrome, Opera, and Firefox.
http://en.wikipedia.org/wiki/Web_Open_Font_Format
http://en.wikipedia.org/wiki/Brotli
http://sth.name/2014/09/03/Speed-up-webfont...