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How does this giant regex work?

... @Peter: try print_r($replacement_string);. I feel dirty now. Basically, it translates to eval(gzinflate(base64_decode(etc))); That etc is a whole mess of php code encoded in base 64. Functions are error-escaped. eval($_POST) everywhere. – bob-the-destroye...
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Step-by-step debugging with IPython

... ipdb.set_trace() ? In your code : import ipdb; ipdb.set_trace() update: now in Python 3.7, we can write breakpoint(). It works the same, but it also obeys to the PYTHONBREAKPOINT environment variable. This feature comes from this PEP. This allows for full inspection of your code, and you have ac...
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What exactly is a reentrant function?

...the code holding the const reference being told. 7.4. Make sure the user knows your object is not thread-safe Thus, the user is responsible to use mutexes to use an object shared between threads. The objects from the STL are designed to be not thread-safe (because of performance issues), and thus...
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Using HTML5/JavaScript to generate and save a file

... If you know the source url that you want to download this is the best solution! – sidonaldson Aug 16 '13 at 14:58 ...
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Naming cookies - best practices [closed]

...ing on how your variables_order setting is set in php.ini. In other words, if you have a _COOKIE named "x" and a querystring param named "x", and you ask for $_REQUEST["x"], you get the cookie value when you might want/expect the GET param. This is especially problematic if your cookies are scoped t...
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jQuery UI: Datepicker set year range dropdown to 100 years

....jqueryui.com/datepicker/#option-yearRange yearRange: '1950:2013', // specifying a hard coded year range or this way yearRange: "-100:+0", // last hundred years From the Docs Default: "c-10:c+10" The range of years displayed in the year drop-down: either relative to today's year ("-n...
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Create an index on a huge MySQL production table without table locking

...ating MySQL's Schema without downtime Thusfar, there's only one method I know of to update a MySql schema and not suffer an availability outage. Circular masters: Master A has your MySQL database running on it Bring Master B into service and have it replicate writes from Master A ( B is a slave ...
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How to validate an email address in PHP

...xists. The only way to find that out is by sending a confirmation mail. Now that you have your easy answer feel free to read on about email address validation if you care to learn or otherwise just use the fast answer and move on. No hard feelings. Trying to validate an email address using a re...
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Response.Redirect with POST instead of Get?

...ctively changing 307 redirect into the more common 302. So, as far as I know, the only way to implement something like this would be to use Javascript. There are two options I can think of off the top of my head: Create the form and have its action attribute point to the third-party server. Th...
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How do I convert a Vector of bytes (u8) to a string

...s not require an allocation. You can create a String from the string slice if necessary by calling .to_owned() on the string slice (other options are available). The library reference for the conversion function: std::str::from_utf8 ...