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How does Facebook Sharer select Images and other metadata when sharing my URL?
... the option of using 1 of a few images pulled from the source as a preview for their link. How are these images selected, and how can I ensure that any particular image on my page is always included in this list?
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Find a value in an array of objects in Javascript [duplicate]
I know similar questions have been asked before, but this one is a little different. I have an array of unnamed objects, which contain an array of named objects, and I need to get the object where "name" is "string 1". Here is an example array.
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Can enums be subclassed to add new elements?
...her developers to be concerned with copying and pasting that peace of code for the next project either and instead extend the base_enum ... it makes sense to me...
– mmm
Apr 11 '12 at 11:12
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Random / noise functions for GLSL
...er vendors don't usually bother to implement noiseX in GLSL, I'm looking for a "graphics randomization swiss army knife" utility function set, preferably optimised to use within GPU shaders. I prefer GLSL, but code any language will do for me, I'm ok with translating it on my own to GLSL.
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Which characters are valid/invalid in a JSON key name?
Are there any forbidden characters in key names, for JavaScript objects or JSON strings? Or characters that need to be escaped?
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How to decode Unicode escape sequences like “\u00ed” to proper UTF-8 encoded characters?
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Interestingly, this also works for complex entities like smiley faces... json_decode('{"t":"\uD83D\uDE0A"}') is ????
– DynamicDan
Oct 23 '17 at 5:38
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Calculate distance between two latitude-longitude points? (Haversine formula)
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This link might be helpful to you, as it details the use of the Haversine formula to calculate the distance.
Excerpt:
This script [in Javascript] calculates great-circle distances between the two points –
that is, the shortest distance over the earth’s surface – using the
‘Havers...
How do I finish the merge after resolving my merge conflicts?
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Try git commit -am "your commit message" to perform add and commit simultaneously.
– vaheeds
Jul 24 '17 at 8:30
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Gmail's new image caching is breaking image links in newsletter
I've got some automatic emails that are sent out upon signup completion for my site.
16 Answers
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How to get a one-dimensional scalar array as a doctrine dql query result?
...$ids = array_map('current', $result);
See Petr Sobotka's answer below for additional info regarding memory usage.
PHP >= 5.5
As jcbwlkr's answered below, the recommended way it to use array_column.
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