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Different ways of adding to Dictionary
...if it does and the parameter add is true, it throws the exception.
So for all purposes and intents the performance is the same.
Like a few other mentions, it's all about whether you need the check, for attempts at adding the same key twice.
Sorry for the lengthy post, I hope it's okay.
...
How to remove element from array in forEach loop?
...);
}
log(review);
<pre id="out"></pre>
But you specifically want to use ES5 Array.prototype.forEach, so what can we do? Well we need to use Array.prototype.slice to make a shallow copy of the array and Array.prototype.reverse so we can work in reverse to mutate the original array...
Convert data.frame columns from factors to characters
I have a data frame. Let's call him bob :
18 Answers
18
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SVG Positioning
... hoping to use it like a container, so I could set its x position and then all the elements in that group would also move. But that doesn't seem to be possible.
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Ternary operation in CoffeeScript
...placement for what is supposed to be a concise expression. And ?: is after all a very ingrained standard among many languages, JavaScript among them. Notwithstanding all that, it seems to be set in stone at this stage.]
– mahemoff
Nov 15 '14 at 3:16
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Any way to limit border length?
...dd an additional element to the markup which the original question specifically asks to avoid. So I don't understand why this is the accepted answer for this question.
– Spencer O'Reilly
Nov 9 '17 at 15:40
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How do you effectively model inheritance in a database?
...s:
Table-Per-Type (TPT)
Each class has its own table. The base class has all the base class elements in it, and each class which derives from it has its own table, with a primary key which is also a foreign key to the base class table; the derived table's class contains only the different elements...
What unique features does Firebug have that are not built-in to Firefox?
...There are more things missing, which are tracked in a bug report filed for all the gaps between Firebug and the Firefox DevTools.
Firebug integration
Firebug is now built on top of the native developer tools.
Since Firefox 48 there's also a Firebug theme that looks like the Firebug extension, lett...
Query to list number of records in each table in a database
... i.object_id = p.OBJECT_ID AND i.index_id = p.index_id
INNER JOIN
sys.allocation_units a ON p.partition_id = a.container_id
WHERE
t.NAME NOT LIKE 'dt%' AND
i.OBJECT_ID > 255 AND
i.index_id <= 1
GROUP BY
t.NAME, i.object_id, i.index_id, i.name, p.[Rows]
ORDER BY
o...
Reloading submodules in IPython
...atic reloading magic:
%load_ext autoreload
%autoreload 2
It will reload all changed modules every time before executing a new line. The way this works is slightly different than dreload. Some caveats apply, type %autoreload? to see what can go wrong.
If you want to always enable this settings,...