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What's the _ underscore representative of in Swift References?
... return s1 + s2;
}
}
When you call foo(), it is called like bar.foo("Hello", s2: "World").
But, you can override this behavior by using _ in front of s2 where it's declared.
func foo(s1: String, _ s2: String) -> String{
return s1 + s2;
}
Then, when you call foo, it could be simply c...
Scaling Node.js
...nitize('true').toBoolean(); //true
var str = sanitize(' \s\t\r hello \n').trim(); //'hello'
var str = sanitize('aaaaaaaaab').ltrim('a'); //'b'
var str = sanitize(large_input_str).xss();
var str = sanitize('&lt;a&gt;').entityDecode(); //'<a>'
There also is ...
How do I add custom field to Python log format string?
...gt; logging.setLogRecordFactory(record_factory)
>>> logging.info("hello")
my-attr - hello
Of course record_factory can be customized to be any callable and the value of custom_attribute could be updated if you keep a reference to the factory callable.
Why is that better than using Adapte...
In log4j, does checking isDebugEnabled before logging improve performance?
...t_for_lazy_logging
import java.util.logging.Logger;
...
Logger.getLogger("hello").info(() -> "Hello " + name);
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Calling C/C++ from Python?
...class Foo{
public:
void bar(){
std::cout << "Hello" << std::endl;
}
};
Since ctypes can only talk to C functions, you need to provide those declaring them as extern "C"
extern "C" {
Foo* Foo_new(){ return new Foo(); }
void Foo_bar(Foo* foo){ foo...
Newline in JLabel
... and break the lines with <br/>.
JLabel l = new JLabel("<html>Hello World!<br/>blahblahblah</html>", SwingConstants.CENTER);
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What does it mean when a CSS rule is grayed out in Chrome's element inspector?
... a dimmed font.
Live example: inspect the element containing the text "Hello, world!"
div {
margin: 0;
}
div#foo {
margin-top: 10px;
}
<div id="foo">Hello, world!</div>
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How to pretty print XML from Java?
... String formattedXml = new XmlFormatter().format("<tag><nested>hello</nested></tag>");
* </code>
*/
public class XmlFormatter {
public XmlFormatter() {
}
public String format(String unformattedXml) {
try {
final Document document = pa...
Search for selection in vim
...ce in the selection matches any whitespace, when searching (searching for "hello world" will also find "hello" at the end of a line, with "world" at the start of the next line).
http://vim.wikia.com/wiki/Search_for_visually_selected_text
...
runOnUiThread in fragment
...d
For Fragment:
this.Activity.RunOnUiThread(() => { yourtextbox.Text="Hello"; });
For Activity:
RunOnUiThread(() => { yourtextbox.Text="Hello"; });
Happy coding :-)
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