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Which $_SERVER variables are safe?
... How safe is $_SERVER[“HTTP_HOST”]?.
Also see http://shiflett.org/blog/2006/mar/server-name-versus-http-host.
‡ See https://bugs.php.net/bug.php?id=64457, http://httpd.apache.org/docs/current/mod/core.html#usecanonicalphysicalport, http://httpd.apache.org/docs/2.4/mod/core.html#comment_999
E...
How can I save an image with PIL?
...tching)
– user1415946
Dec 10 '13 at 20:53
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How to get JSON objects value if its name contains dots?
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JPA or JDBC, how are they different?
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JDBC is a much lower-level (and older) specification than JPA. In it's bare essentials, JDBC is...
Shading a kernel density plot between two points.
...an mine.
– JD Long
Aug 16 '10 at 17:20
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How does git store files?
...wer ;)
– Josh O'Brien
Jan 27 '15 at 20:50
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Not class selector in jQuery
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Create a new workspace in Eclipse
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What are conventions for filenames in Go?
...uild tags. See here for a nice overview of how to do that: dave.cheney.net/2013/10/12/…
– Ian Gustafson
Nov 2 '18 at 18:37
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All falsey values in JavaScript
...0.0, and hex form 0x0 (thanks RBT)
Zero of BigInt type: 0n and -0n (new in 2020, thanks GetMeARemoteJob)
"", '' and `` - strings of length 0
null
undefined
NaN
document.all (in HTML browsers only)
This is a weird one. document.all is a falsey object, with typeof as undefined. It was a Microsoft-p...