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CSS horizontal centering of a fixed div?
...his here: http://salomvary.github.com/position-fixed-horizontally-centered.html
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What does ~~ (“double tilde”) do in Javascript?
...ence: http://bitlords.blogspot.com/2016/08/the-double-tilde-x-technique-in.html
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JSON parsing using Gson for Java
...//rowsandcolumns.blogspot.com/2013/02/url-encode-http-get-solr-request-and.html
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Binary search (bisection) in Python
...docs now provide searching examples:
http://docs.python.org/library/bisect.html#searching-sorted-lists
(Raising ValueError instead of returning -1 or None is more pythonic – list.index() does it, for example. But of course you can adapt the examples to your needs.)
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How do I check that multiple keys are in a dict in a single pass?
...the same as use .set issubset() method: docs.python.org/3/library/stdtypes.html#set-types-set-frozenset
– edepe
Oct 25 '17 at 0:24
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Detecting input change in jQuery?
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If you've got HTML5:
oninput (fires only when a change actually happens, but does so immediately)
Otherwise you need to check for all these events which might indicate a change to the input element's value:
onchange
onkeyup (not key...
Get names of all files from a folder with Ruby
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example:
Dir.entries(".")
Source: http://ruby-doc.org/core/classes/Dir.html#method-c-entries
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Passing variables to the next middleware using next() in Express.js
...sets variables on the req object expressjs.com/en/guide/writing-middleware.html. Look at the section Middleware function requestTime
– Catfish
Jan 10 '19 at 1:18
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Python Unicode Encode Error
... want to read this article: http://www.joelonsoftware.com/articles/Unicode.html, which I found very useful as a basic tutorial on what's going on. After the read, you'll stop feeling like you're just guessing what commands to use (or at least that happened to me).
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What is the difference between inversedBy and mappedBy?
...ject.org/projects/doctrine-orm/en/latest/reference/unitofwork-associations.html
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