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How do I write data into CSV format as string (not file)?
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In Python 3:
>>> import io
>>> import csv
>>> output = io.StringIO()
>>> csvdata = [1,2,'a','He said "what do you mean?"',"Whoa!\nNewlines!"]
>>> writer = csv.writer(output, quoting=csv.QUOTE_NONNUMERIC)
>>> writer.writerow(csvdata)
59
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Are there any side effects of returning from inside a using() statement?
...'s clearer this way. Don't worry, Dispose will still be called "on the way out" - and only after the return value is fully evaluated. If an exception is thrown at any point (including evaluating the return value) Dispose will still be called too.
While you certainly could take the longer route, it'...
Do you need to use path.join in node.js?
...'/b'), path.join('a','b') and path.join('a','/b') will all give a/b.
Without using it, you usually would make expectations about the start and end of the pathes joined, knowing they only have no or one slash.
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What is phtml, and when should I use a .phtml extension rather than .php?
...e extension for PHP 2 programs. .php3 took over for PHP 3. When PHP 4 came out they switched to a straight .php.
The older file extensions are still sometimes used, but aren't so common.
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im...
Why can't I access DateTime->date in PHP's DateTime class?
...ho ((array) new DateTime())['date']; // Works in PHP 7.
What I am sure about is that if the properties of DateTime where meant to be used by us it would have been made available. But like many internal classes they are not and you shouldn't rely on "hacky" or "glitchy" methods to fix your code. In...
format date with moment.js
...() on it. So i had to use some kind of substring construct to grab the day out of a ("DD-MM-YYYY") format.
– Henk Jansen
Oct 4 '13 at 10:39
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Why do we use arrays instead of other data structures?
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Time to go back in time for a lesson. While we don't think about these things much in our fancy managed languages today, they are built on the same foundation, so let's look at how memory is managed in C.
Before I dive in, a quick explanation of what the term "pointer" means. A pointe...
How to make an ng-click event conditional?
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We can add ng-click event conditionally without using disabled class.
HTML:
<div ng-repeat="object in objects">
<span ng-click="!object.status && disableIt(object)">{{object.value}}</span>
</div>
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How can I change an element's class with JavaScript?
...assList which provides methods to make it easier to manipulate classes without needing a library:
document.getElementById("MyElement").classList.add('MyClass');
document.getElementById("MyElement").classList.remove('MyClass');
if ( document.getElementById("MyElement").classList.contains('MyClass'...
Python integer division yields float
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Using this will output an int, not a float @dangonfast.
– Ashish Ahuja
May 21 '18 at 5:02
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