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How to write a simple Html.DropDownListFor()?
... No different to needing to refactor the static enum based solutions. At least it wasn't a code change every time the business wanted to add a colour to the list. If more people thought about actually using a database the world would be a better place.
– m12lrpv
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Find MongoDB records where array field is not empty
...doc.find({ nums: { $gt: -Infinity }}) is the fastest and most reliable (at least in the MongoDB version I tested).
EDIT: This no longer works in MongoDB v3.6! See the comments under this post for a potential solution.
Setup
I inserted 1k docs w/o a list field, 1k docs with an empty list, and 5 do...
What is the “-d” in “npm -d install”?
...hat also refer to this syntax, including the install instructions for at least one npm package.
3 Answers
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Is there a good way to attach JavaScript objects to HTML elements?
...t method to hold a reference to an object (or some other data) at the very least.
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HTTP redirect: 301 (permanent) vs. 302 (temporary)
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301 redirects are cached indefinitely (at least by some browsers).
This means, if you set up a 301, visit that page, you not only get redirected, but that redirection gets cached.
When you visit that page again, your Browser* doesn't even bother to request that URL...
If string is empty then return some default value
...ered because in my solution I should extend String, Fixnum and NilClass at least. And here I can just use clear code without bycles
– fl00r
Jan 27 '11 at 20:19
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jQuery .data() does not work, but .attr() does
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At least this explains the apparently non-intuitive behavior... though this could cause some smaller headaches when one's using 3rd party libraries, some of them using only data(), and others changing the actual attribute.
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Programmatically access currency exchange rates [closed]
... you can only sell at the bid or buy at the ask. You're usually looking at least a 1% spread between them, so the spot rate is 0.5% off for your customers.
But it doesn't stop there, your customers almost certainly are using a credit card and Visa/Mastercard/Amex all charge foreign exchange fees. T...
Tell Ruby Program to Wait some amount of time
... voted correct answer 8 years later. I would consider it is strange at the least...
– StahlRat
May 18 '18 at 17:37
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How can I pass arguments to a batch file?
... over complicated). But especially for passwords it could be necessary, at least some of my passwords contain ampersands & and also quotes "
– jeb
Mar 3 at 7:11
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