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How does autowiring work in Spring?
...eting" class="com.bean.Greeting">
<property name="message" value="Hello World"/>
</bean>
If you are using @Autowired then:
class EnglishGreeting {
@Autowired //so automatically based on the name it will identify the bean and inject.
private Greeting greeting;
//setter a...
JavaScript equivalent to printf/String.Format
...lled formatUnicorn. Try it! Go into the console and type something like:
"Hello, {name}, are you feeling {adjective}?".formatUnicorn({name:"Gabriel", adjective: "OK"});
You get this output:
Hello, Gabriel, are you feeling OK?
You can use objects, arrays, and strings as arguments! I got its co...
Using an HTML button to call a JavaScript function
...unction:
document.getElementById("clickMe").onclick = function () { alert('hello!'); };
3: And there's attaching a function to the event handler using Javascript:
var el = document.getElementById("clickMe");
if (el.addEventListener)
el.addEventListener("click", doFunction, false);
else if (el...
Best way to write to the console in PowerShell
...pipeline it can be consumed by other commands in the chain. For example:
"hello world" | Do-Something
but this won't work since Write-Host writes to the console, not to the pipeline (Do-Something will not get the string):
Write-Host "hello world" | Do-Something
...
I want to remove double quotes from a String
...
Assuming:
var someStr = 'He said "Hello, my name is Foo"';
console.log(someStr.replace(/['"]+/g, ''));
That should do the trick... (if your goal is to replace all double quotes).
Here's how it works:
['"] is a character class, matches both single and dou...
What is the difference between build.sbt and build.scala?
...
To give a brief example, this build.sbt:
name := "hello"
version := "1.0"
is a shorthand notation roughly equivalent to this project/Build.scala:
import sbt._
import Keys._
object Build extends Build {
lazy val root = Project(id = "root", base = file(".")).settings(
...
Can an ASP.NET MVC controller return an Image?
...mImage(image))
{
// do something with the Graphics (eg. write "Hello World!")
string text = "Hello World!";
// Create font and brush.
Font drawFont = new Font("Arial", 10);
SolidBrush drawBrush = new SolidBrush(Color.Black);
// Create point for u...
Bytes of a string in Java
...size as follows:
// The input string for this test
final String string = "Hello World";
// Check length, in characters
System.out.println(string.length()); // prints "11"
// Check encoded sizes
final byte[] utf8Bytes = string.getBytes("UTF-8");
System.out.println(utf8Bytes.length); // prints "11"...
Java Map equivalent in C#
...ring> example = new Dictionary<string,string>();
...
example.Add("hello","world");
...
Console.Writeline(example["hello"]);
An efficient way to test/get values is TryGetValue (thanx to Earwicker):
if (otherExample.TryGetValue("key", out value))
{
otherExample["key"] = value + 1;
}
...
How do you parse and process HTML/XML in PHP?
...TML elements:
// Create DOM from string
$html = str_get_html('<div id="hello">Hello</div><div id="world">World</div>');
$html->find('div', 1)->class = 'bar';
$html->find('div[id=hello]', 0)->innertext = 'foo';
echo $html;
Extract content from HTML:
// Dum...