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python: how to identify if a variable is an array or a scalar
...instance(x, list)
True
Despite x and y comparing as equal, handling them by type would result in different behaviour. However, since x is an instance of a subclass of list, using isinstance(x,list) gives the desired behaviour and treats x and y in the same manner.
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How to generate sample XML documents from their DTD or XSD?
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Seems to work very well (as far as I have tested).
Edit:
As mentioned by @naXa, you can now also right-click on the XSD file and click "Generate XML Document from XSD Schema..."
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improv...
How does Go update third-party packages?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Is it not possible to stringify an Error using JSON.stringify?
...ify(err, Object.getOwnPropertyNames(err))
seems to work
[from a comment by /u/ub3rgeek on /r/javascript] and felixfbecker's comment below
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fo...
How to get an absolute file path in Python
...thname path." Not a"...version of the string path". A pathname, as defined by Posix, is "A string that is used to identify a file." The Python docs are explicit about relpath: "the filesystem is not accessed to confirm the existence or nature of path". If the argument here is obvious, why be explici...
How do I duplicate a whole line in Emacs?
..., but in Emacs there's always a customization. C-d is bound to delete-char by default, so how about C-c C-d? Just add the following to your .emacs:
(global-set-key "\C-c\C-d" "\C-a\C- \C-n\M-w\C-y")
(@Nathan's elisp version is probably preferable, because it won't break if any of the key bindings...
Will console.log reduce JavaScript execution performance?
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console.log by itself doesn't really impact performance in a way that you'll notice unless you bind it to a scroll / resize handler. These get called alot and if your browser has to send text to the console like 30/60x a second it can ge...
CSS fixed width in a span
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<span> is an inline element by default - and floating it won't give it a width.
– codeinthehole
Nov 2 '08 at 23:14
56
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Insert into … values ( SELECT … FROM … )
...rver that hosts that database if it is not in the current server, followed by an optional owner, dot, and finally the actual table name. The SQL standard uses the term schema for what Informix calls the owner. Thus, in Informix, any of the following notations could identify a table:
table
"owner"...
How may I sort a list alphabetically using jQuery?
... sortDescending) {
if(typeof ul == "string")
ul = document.getElementById(ul);
// Idiot-proof, remove if you want
if(!ul) {
alert("The UL object is null!");
return;
}
// Get the list items and setup an array for sorting
var lis = ul.getElementsByTagName("LI");
var vals = ...