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Simplest/Cleanest way to implement singleton in JavaScript?
...eclaring variables at the module scope:
// my-singleton.js
const somePrivateState = []
function privateFn () {
// ...
}
export default {
method1() {
// ...
},
method2() {
// ...
}
}
Then you can simply import the singleton object to use it:
import myInstance from './my-single...
What is the python “with” statement designed for?
..., "w")):
# these print statements will go to /tmp/log.txt
print "Test entry 1"
print "Test entry 2"
# back to the normal stdout
print "Back to normal stdout again"
And finally, another example that creates a temporary folder and cleans it up when leaving the context:
from tempfile ...
Or versus OrElse
...s short circuited, this means that only one side of the expression will be tested if the first side is a match.
Just like AndAlso will only test one side of the expression if the first half is a fail.
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Using jQuery To Get Size of Viewport
...
I tested this on Windows IE6, IE8, FF3.6.3, Google Chrome 5.0.375.70, Opera 10.53, and Safari 5.0 (7533.16). This works consistently on all of these. I also tested FF3.6.3 on Ubuntu and it works there too. I think I'm using jQu...
How do I check if an integer is even or odd? [closed]
...not believe this to be the case.
Out of curiosity, I created two trivial test case programs:
/* modulo.c */
#include <stdio.h>
int main(void)
{
int x;
for (x = 0; x < 10; x++)
if (x % 2)
printf("%d is odd\n", x);
return 0;
}
/* and.c */
#include <stdi...
git pull while not in a git directory
...ne full_name()
Signed-off-by: Denton Liu
Before, we were running test_must_fail full_name. However, test_must_fail should only be used on git commands.
Inline full_name() so that we can use test_must_fail on the git command directly.
When full_name() was introduced in 28fb84382b ("I...
Effective way to find any file's Encoding
... to define what you consider the default encoding in your context.
I have tested this successfully with files with BOM for UTF8, UTF16/Unicode (LE & BE) and UTF32 (LE & BE). It does not work for UTF7.
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Exception messages in English?
...
I am confused. I've tried following your answer and to test it I wanted my exception in french, so I did t.CurrentUICulture = new System.Globalization.CultureInfo("fr-FR"); and t.CurrentCulture = new System.Globalization.CultureInfo("fr-FR"); yet, the resulting exception was in E...
C# difference between == and Equals()
...lowing code illustrates the subtle differences in behaviors:
string s1 = "test";
string s2 = "test";
string s3 = "test1".Substring(0, 4);
object s4 = s3;
Console.WriteLine("{0} {1} {2}", object.ReferenceEquals(s1, s2), s1 == s2, s1.Equals(s2));
Console.WriteLine("{0} {1} {2}", object.ReferenceEqual...
Will iOS launch my app into the background if it was force-quit by the user?
...this tutorial: https://zeropush.com/guide/guide-to-pushkit-and-voip - I've tested it on my device and it works as expected.
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