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Best way to select random rows PostgreSQL

... of depez outlining several more approaches: http://www.depesz.com/index.php/2007/09/16/my-thoughts-on-getting-random-row/ 1 "large" as in "the complete table will not fit into the memory". share | ...
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UTF-8: General? Bin? Unicode?

...se read the following post from MySQL forums: http://forums.mysql.com/read.php?103,187048,188748 As for utf8_bin: Both utf8_general_ci and utf8_unicode_ci perform case-insensitive comparison. In constrast, utf8_bin is case-sensitive (among other differences), because it compares the binary values o...
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doGet and doPost in Servlets

... variable will be sent to a processing program (such as JSP, Java servlet, PHP etc.) The POST method is used when you create an HTML form, and request method=POST as part of the tag. The POST method allows the client to send form data to the server in the request body section of the request (as...
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Core pool size vs maximum pool size in ThreadPoolExecutor

... You just copied it from here bigsoft.co.uk/blog/index.php/2009/11/27/… – Kumar Manish Aug 2 '15 at 9:55 1 ...
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Turn a number into star rating display using jQuery and CSS

... (source: ulmanen.fi) Demo http://www.ulmanen.fi/stuff/stars.php This will probably suit your needs. With this method you don't have to calculate any three quarter or whatnot star widths, just give it a float and it'll give you your stars. A small explanation on how the stars are ...
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What is “assert” in JavaScript?

... since it is generally disabled after a program exits its debugging phase. PHP says As a rule of thumb your code should always be able to work correctly if assertion checking is not activated. The passive voice was not meant to give authority to a personal preference, but rather to report what is wi...
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JavaScript - onClick to get the ID of the clicked button

...namic functionality. I'm working on adding functions to a dynamic DB using PHP/MySQL and JS; this works out well for adding a specific function to specific dynamic classes. Thanks! – ejbytes Sep 8 '16 at 23:21 ...
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Why do you need to put #!/bin/bash at the beginning of a script file?

...sh, the "Bourne Again Shell"), scripts can be in bash, python, perl, ruby, PHP, etc, etc. For example, you might see #!/bin/perl or #!/bin/perl5. PS: The exclamation mark (!) is affectionately called "bang". The shell comment symbol (#) is sometimes called "hash". PPS: Remember - under *nix, ass...
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Best practices to test protected methods with PHPUnit

... If you're using PHP5 (>= 5.3.2) with PHPUnit, you can test your private and protected methods by using reflection to set them to be public prior to running your tests: protected static function getMethod($name) { $class = new Reflectio...
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How does this milw0rm heap spraying exploit work?

...so. You can see all the encoding tricks here: http://www.owasp.org/index.php/Category:OWASP_CAL9000_Project share | improve this answer | follow | ...