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Wolfram's Rule 34 in XKCD [closed]

...CA: http://lucasoman.com/files/projects/caeditor/caed.php As you can see by playing with it, you can randomly toggle any block, which alters every block below it according to the rules. It's kind of a neat way to see the chain reaction caused by aberrations in the process. Hope this helps. ...
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Difference between a “coroutine” and a “thread”?

... to switch coroutines; in other words, tasks are cooperatively multitasked by pausing and resuming functions at set points, typically (but not necessarily) within a single thread. Long answer: In contrast to threads, which are pre-emptively scheduled by the operating system, coroutine switches are ...
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How to get the client IP address in PHP [duplicate]

...WARDED_FOR'], but this value is easily spoofed. For example, it can be set by someone without a proxy, or the IP can be an internal IP from the LAN behind the proxy. This means that if you are going to save the $_SERVER['HTTP_X_FORWARDED_FOR'], make sure you also save the $_SERVER['REMOTE_ADDR'] va...
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Regex - Should hyphens be escaped? [duplicate]

...common to find a hyphen placed first or last within a character class, but by no means will you be lynched by hordes of furious neckbeards for choosing to escape it instead. (Actually... my experience has been that a lot of regex is employed by folks who don't fully grok the syntax. In these cases,...
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How to get a value of an element by name instead of ID

...ue of an element via the attribute name instead of the ID . eg if I use by id it would be $('#id').val(); 9 Answers ...
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Can you help me understand this? “Common REST Mistakes: Sessions are irrelevant”

... To be RESTful, each HTTP request should carry enough information by itself for its recipient to process it to be in complete harmony with the stateless nature of HTTP. Okay, I get that HTTP authentication is done automatically on every message - but how? Yes, the username and pas...
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Differences between Intent and PendingIntent

...to pick how to send your email data. EXPLICIT INTENTS // Explicit Intent by specifying its class name Intent i = new Intent(this, TargetActivity.class); i.putExtra("Key1", "ABC"); i.putExtra("Key2", "123"); // Starts TargetActivity startActivity(i); IMPLICIT INTENTS // Implicit Int...
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Why use deflate instead of gzip for text files served by Apache?

...dvantages do either method offer for html, css and javascript files served by a LAMP server. Are there better alternatives? ...
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Querying data by joining two tables in two database on different servers

... If a linked server is not allowed by your dba, you can use OPENROWSET. Books Online will provide the syntax you need. share | improve this answer | ...
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How do I properly clean up Excel interop objects?

... created a wrapper for the Worksheets COM object which didn't get released by my code (because I wasn't aware of it) and was the cause why Excel was not unloaded. I found the solution to my problem on this page, which also has a nice rule for the usage of COM objects in C#: Never use two dots w...