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Why is using 'eval' a bad practice?
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Yes, using eval is a bad practice. Just to name a few reasons:
There is almost always a better way to do it
Very dangerous and insecure
Makes debugging difficult
Slow
In your case you can use setattr instead:
class Song:
"""The clas...
How Drupal works? [closed]
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Drupal can be confusing on this front, partially because it has a relatively deep function stack. Although it's procedural PHP it's purely event/listener driven in its architecture, and there's no simple "flow" in the main PHP script for you to look thou...
What is the difference between a HashMap and a TreeMap? [duplicate]
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TreeMap is an example of a SortedMap, which means that the order of the keys can be sorted, and when iterating over the keys, you can expect that they will be in order.
HashMap on the other hand, makes no such guarantee. Therefore,...
Font scaling based on width of container
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EDIT: If the container is not the body CSS Tricks covers all of your options in Fitting Text to a Container.
If the container is the body, what you are looking for is Viewport-percentage lengths:
The viewport-percentage lengths are relative to...
What's the difference between an argument and a parameter?
...way the other people know what I mean, but what's correct, and what's the history of the terms?
34 Answers
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Checking whether something is iterable
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The proper way to check for iterability is as follows:
function isIterable(obj) {
// checks for null and undefined
if (obj == null) {
return false;
}
return typeof obj[Symbol.iterator] === 'function';
}
Why this works (iterable protocol in depth): ht...
What is the difference between GitHub and gist?
What is the purpose of gist and how is it different from regular code sharing/maintaining using GitHub?
8 Answers
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What is PostgreSQL explain telling me exactly?
MySQL's explain output is pretty straightforward. PostgreSQL's is a little more complicated. I haven't been able to find a good resource that explains it either.
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Given a number, find the next higher number which has the exact same set of digits as the original n
...zero progress on my interview question. Can anyone let me know how to do this? I tried searching online but couldn't find anything:
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