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How to get method parameter names?
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I think what you're looking for is the locals method -
In [6]: def test(a, b):print locals()
...:
In [7]: test(1,2)
{'a': 1, 'b': 2}
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What is a callback?
...ck callback)
{
callback("Hello world");
}
public void Test()
{
WorkCompletedCallBack callback = TestCallBack; // Notice that I am referencing a method without its parameter
DoWork(callback);
}
public void TestCallBack(string result)
{
Con...
How can I pad an integer with zeros on the left?
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Found this example... Will test...
import java.text.DecimalFormat;
class TestingAndQualityAssuranceDepartment
{
public static void main(String [] args)
{
int x=1;
DecimalFormat df = new DecimalFormat("00");
System.out.p...
Difference between if () { } and if () : endif;
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ERROR: <?php if(TRUE){?> test <?php }?> <?php else{ ?> test2 <?php }?>
– Yousha Aleayoub
May 6 '17 at 16:01
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Node.js check if file exists
...{
console.log('Found file');
}
The API doc says how existsSync work:
Test whether or not the given path exists by checking with the file system.
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How do I detect if I am in release or debug mode?
... DEBUG to true, it should work. If you are seeing this in one of the 1.3.0 test releases, or if you have a reproducible test case for 1.2.2, please file an issue. I do not see any outstanding issues reporting this problem.
– CommonsWare
Jul 12 '15 at 23:39
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Call An Asynchronous Javascript Function Synchronously
...e new to javascript. So it's currently not implemented by most browsers. I tested it in firefox, and for me it is nice way to wrap asynchronous function.
Here is example code from project GitHub
var { Deferred } = task;
spawn(function() {
out.innerHTML = "reading...\n";
try {
var ...
Installing vim with ruby support (+ruby)
...hg/ vim
cd vim
./configure --enable-rubyinterp
make
sudo make install
To test if things look fancy:
vim --version | grep ruby
Should return something like:
-python3 +quickfix +reltime -rightleft +ruby +scrollbind +signs +smartindent
Ruby should have plus now. Another trick to test it - enter...
In Bash, how to add “Are you sure [Y/n]” to any command or alias?
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Actually it should be [y/N] and not [Y/n] for the current test.
– Simon A. Eugster
Aug 1 '12 at 11:58
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How can I check if my python object is a number? [duplicate]
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Test if your variable is an instance of numbers.Number:
>>> import numbers
>>> import decimal
>>> [isinstance(x, numbers.Number) for x in (0, 0.0, 0j, decimal.Decimal(0))]
[True, True, True, True]
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