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Understanding the main method of python [duplicate]
...rint statement before the if __name__ line then it will print output every time any other code attempts to import that as a module. (Of course, this would be anti-social. Don't do that).
I, personally, like these semantics. It encourages programmers to separate functionality (definitions) from fu...
iReport not starting using JRE 8
...th Java 8 is through up to the version 5.6.0 at least (the most current at time of commenting)
– Hubert Schumacher
Jan 15 '16 at 4:59
1
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What does href expression do?
I have seen the following href used in webpages from time to time. However, I don't understand what this is trying to do or the technique. Can someone elaborate please?
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When to wrap quotes around a shell variable?
...ns to loop over or a wildcard to expand is less frequently seen, so we sometimes abbreviate to "quote everything unless you know precisely what you are doing".
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PHP Pass by reference in foreach [duplicate]
..., $v is still a reference to the last array item, so it's overwritten each time.
You can see it like that:
$a = array ('zero','one','two', 'three');
foreach ($a as &$v) {
}
foreach ($a as $v) {
echo $v.'-'.$a[3].PHP_EOL;
}
As you can see, the last array item takes the current loop value...
Android: Difference between Parcelable and Serializable?
...able is faster than Serializable interface
Parcelable interface takes more time to implement compared to Serializable interface
Serializable interface is easier to implement
Serializable interface creates a lot of temporary objects and causes quite a bit of garbage collection
Parcelable array can b...
Is there a setting on Google Analytics to suppress use of cookies for users who have not yet given c
...entId');
});
However some features of google analytics (for example real time stats) do not work properly after this modification. More about google analytics cookies: https://developers.google.com/analytics/devguides/collection/analyticsjs/domains?hl=en#disableCookies
...
cscope or ctags why choose one over the other? [closed]
... kernel root dir and have been playing with jumping around and most of the time end up in the wrong place. I read that ctags has problems with the c preprocessor, but considering that ctags is used in lxr there obviously must be something that can be done.
– Robert S. Barnes
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Python JSON serialize a Decimal object
...llow ( for 'instant' serializer and deserializer), i had this error, every time i did a GET or POST. The serializer and deserializer, failed to convert Decimal types into any JSON identifiable format.
I did a "pip install simplejson", then
Just by adding
import simplejson as json
the seriali...
Is there a simple, elegant way to define singletons? [duplicate]
...h arguments on purpose, because the arguments would only be used the first time and ignored all of the other times. This can make your code very hard to follow, since you might use different arguments in different places, but you might not know which one of these calls is the one that actually initi...