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How do I get a Cron like scheduler in Python? [closed]
...unction you want to schedule:
@repeatEveryDay(hour=6, minutes=30)
def sayHello(name):
print(f"Hello {name}")
sayHello("Bob") # Now this function will be invoked every day at 6.30 a.m
And the decorator will look like:
def repeatEveryDay(hour, minutes=0, seconds=0):
"""
Decorator tha...
Returning a boolean from a Bash function
...n
10 fi
11
12 false
13 }
14
15 function do_it(){
16 echo "Hello, old friend."
17 }
18
19 if i_should; then
20 do_it
21 fi
What we have here is...
Line 04 is an explicit[-ish] return true because the RHS of && only gets executed if the LHS was true
Line 09 returns e...
Efficient string concatenation in C++
...2 == <end result>
Compare that to the following:
std::string f = "hello";
(f + c)
calls string operator+(string const&, string const&)(f, c)
=> tmp1 == <end result>
It's using the same function for a temporary and for a named string! So the compiler has to copy the argu...
How do I make a splash screen?
... android:layout_height="wrap_content"
android:text="Hello World, splash"/>
</LinearLayout>
And your activity:
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
public class Splash extends Activity {...
How do I access named capturing groups in a .NET Regex?
...ns;
class Program
{
static void Main()
{
String sample = "hello-world-";
Regex regex = new Regex("-(?<test>[^-]*)-");
Match match = regex.Match(sample);
if (match.Success)
{
Console.WriteLine(match.Groups["test"].Value);
}
...
What's the meaning of interface{}?
...ollowing types satisfy the Empty interface
var a Empty
a = 5
a = 6.5
a = "hello"
But, does the Program type above satisfy it? Yes:
a = Program{} // ok
interface{} is equal to the Empty interface above.
var b interface{}
// true: a == b
b = a
b = 9
b = "bye"
As you see, there's nothing mys...
What is the JavaScript version of sleep()?
...}
Example of use:
function sleepThenAct(){ sleepFor(2000); console.log("hello js sleep !"); }
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Adding code to a javascript function programmatically
...var old_someFunction = someFunction;
someFunction = function(){
alert('Hello');
old_someFunction();
alert('Goodbye');
}
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instantiate a class from a variable in PHP?
...er_func).
example
class Foo {
static public function test() {
print "Hello world!\n";
}
}
call_user_func('Foo::test');//FOO is the class, test is the method both separated by ::
//or
call_user_func(array('Foo', 'test'));//alternatively you can pass the class and method as an array
If you...
Python dict how to create key or append an element to key?
...
Hello, why do you think .setdefault creates unnecessary dictionaries?
– Phil
Oct 16 '12 at 21:07
2
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