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PDO MySQL: Use PDO::ATTR_EMULATE_PREPARES or not?

...er using the binary protocol. In other words, the same PDO code will be equally vulnerable (or not-vulnerable) to injection attacks regardless of your EMULATE_PREPARES setting. The only difference is where the parameter replacement occurs--with EMULATE_PREPARES, it occurs in the PDO library; without...
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How do you use bcrypt for hashing passwords in PHP?

...d salts (bcrypt REQUIRES salts) and you can be sure that an attack is virtually unfeasible without either ludicrous amount of funds or hardware. bcrypt uses the Eksblowfish algorithm to hash passwords. While the encryption phase of Eksblowfish and Blowfish are exactly the same, the key schedule pha...
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How can I echo HTML in PHP?

I want to conditionally output HTML to generate a page, so what's the easiest way to echo multiline snippets of HTML in PHP 4+? Would I need to use a template framework like Smarty? ...
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Error type 3 Error: Activity class {} does not exist

...the Build directory Restarted Android Studio Rebuild the Project Run Optionally (Go to the files menu on android, click on "Invalidate Caches / Restart..." uninstall the app on your phone and try again) And everything worked fine! I think the key is to restart your IDE. Hope this helps you or a...
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Search of table names

...me like '%xxx%' and is_ms_shipped = 0; -- << comment out if you really want to see them share | improve this answer | follow | ...
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Are (non-void) self-closing tags valid in HTML5?

... In HTML 4, <foo / (yes, with no > at all) means <foo> (which leads to <br /> meaning <br>> (i.e. <br>>) and <title/hello/ meaning <title>hello</title>). This is an SGML rule that browsers did a very poor job of su...
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Is there a way to change the environment variables of another process in Unix?

...t one process can change another's environment variables (assuming they're all being run by the same user)? A general solution would be best, but if not, what about the specific case where one is a child of the other? ...
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I do not want to inherit the child opacity from the parent in CSS

... Opacity is not actually inherited in CSS. It's a post-rendering group transform. In other words, if a <div> has opacity set you render the div and all its kids into a temporary buffer, and then composite that whole buffer into the page ...
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doesn't inherit the font from

... @diEcho, this is true for all elements besides form elements, which inherit from the current system styling so they maintain a feel that is familiar to the user (by default), but they are manually overridable. – Gabriele Petrioli...
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How many bytes does one Unicode character take?

...ing, it defines codepoints and a codepoint is a number, associated with usually a character. I say usually because there are concepts like combining characters. You may be familiar with things like accents, or umlauts. Those can be used with another character, such as an a or a u to create a new log...