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Implementing MVC with Windows Forms
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Using Transactions or SaveChanges(false) and AcceptAllChanges()?
...tkins
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answered May 2 '09 at 21:24
Alex JamesAlex James
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What Content-Type value should I send for my XML sitemap?
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answered Jul 17 '10 at 17:40
GumboGumbo
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CSS display:table-row does not expand when width is set to 100%
...P.KP.
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node.js child process - difference between spawn & fork
... ratio, or for node processes heavy on I/O and light on CPU work, to minimize the down time the event loop is waiting for new events. However, the latter suggestion is a micro-optimization, and would need careful benchmarking to ensure your situation suits the need for many processes/core. You can...
PostgreSQL return result set as JSON array?
...Nulls
Aggregate functions typically give back NULL when they operate over zero rows. If this is a possibility, you might want to use COALESCE to avoid them. A couple of examples:
SELECT COALESCE(json_agg(t), '[]'::json) FROM t
Or
SELECT to_jsonb(COALESCE(array_agg(t), ARRAY[]::t[])) FROM t
Cr...
How is set() implemented?
...h dummy values (the keys being the members of the set), with some
optimization(s) that exploit this lack of values
So basically a set uses a hashtable as its underlying data structure. This explains the O(1) membership checking, since looking up an item in a hashtable is an O(1) operation, on a...
Detect Chrome extension first run / update
... Wong
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How to overlay images
...ng in a project. The HTML side looked a bit like this:
<a href="[fullsize]" class="gallerypic" title="">
<img src="[thumbnail pic]" height="90" width="140" alt="[Gallery Photo]" class="pic" />
<span class="zoom-icon">
<img src="/images/misc/zoom.gif" width="32" height...
Streaming a video file to an html5 video player with Node.js so that the video controls continue to
...nge header to get the start/end position. Then we use fs.stat to get the size of the file without reading the whole file into memory. Finally, use fs.createReadStream to send the requested part to the client.
var fs = require("fs"),
http = require("http"),
url = require("url"),
path = r...