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php static function
...turn $hi;
}
}
// Test
$mytest = new test();
print $mytest->sayHi('hello'); // returns 'hello'
print test1::sayHi('hello'); // returns 'Hi'
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...
Android - Start service on boot
...-filter>
</receiver>
<activity android:name=".hello"></activity>
<service android:enabled="true" android:name=".service" />
</application>
</manifest>
autostart.java
public class autostart extends BroadcastReceiver
{
public ...
How did this person code “Hello World” with Microsoft Paint?
...3a%2f%2fstackoverflow.com%2fquestions%2f5588649%2fhow-did-this-person-code-hello-world-with-microsoft-paint%23new-answer', 'question_page');
}
);
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...
Function return value in PowerShell
...llowing two script blocks will do effectively the exact same thing:
$a = "Hello, World"
return $a
$a = "Hello, World"
$a
return
The $a variable in the second example is left as output on the pipeline and, as mentioned, all output is returned. In fact, in the second example you could omit th...
In PHP, what is a closure and why does it use the “use” identifier?
...for PHP.
Without use, function cannot access parent scope variable
$s = "hello";
$f = function () {
echo $s;
};
$f(); // Notice: Undefined variable: s
$s = "hello";
$f = function () use ($s) {
echo $s;
};
$f(); // hello
The use variable's value is from when the function is defined, n...
Can I use a hash sign (#) for commenting in PHP?
...ine because it is also a comment. Example:
#!/usr/bin/php
<?php
echo "Hello PHP\n";
If you store it in an executable file you can then run it from a terminal like this
./hello
The output is
Hello PHP
However, this reasoning is incorrect, as the following counterexample shows:
#!/usr/b...
What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
... my system. A script containing just this single line: #!/usr/bin/env echo Hello complains: /usr/bin/env: echo Hello: No such file or directory. Apparently it treats echo Hello as a single argument to /usr/bin/env.
– Keith Thompson
May 30 '14 at 14:44
...
Create a custom event in Java
...java.util.*;
// An interface to be implemented by everyone interested in "Hello" events
interface HelloListener {
void someoneSaidHello();
}
// Someone who says "Hello"
class Initiater {
private List<HelloListener> listeners = new ArrayList<HelloListener>();
public void ad...
How do I print bold text in Python?
...'\033[1m'
UNDERLINE = '\033[4m'
END = '\033[0m'
print(color.BOLD + 'Hello World !' + color.END)
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Converting a string to an integer on Android
...
Use regular expression:
int i=Integer.parseInt("hello123".replaceAll("[\\D]",""));
int j=Integer.parseInt("123hello".replaceAll("[\\D]",""));
int k=Integer.parseInt("1h2el3lo".replaceAll("[\\D]",""));
output:
i=123;
j=123;
k=123;
...