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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".
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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...
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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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...
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...
Best practices to test protected methods with PHPUnit
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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...
INotifyPropertyChanged vs. DependencyProperty in ViewModel
... I must agree on that one ;-) : blog.lexique-du-net.com/index.php?post/2010/02/24/…
– Jonatha ANTOINE
Apr 20 '11 at 22:02
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Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM
... tests already available:
http://www.theeggeadventure.com/wikimedia/index.php/Java_Data_Compression
"I ran a test to compress one million consecutive integers using
various forms of compression. The results are as follows:"
None 4000027
Deflate 2006803
Filtered 1391833
BZip2 427067
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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
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What characters are allowed in an email address?
...822 addresses was a mere 3.7k.
See also: RFC 822 Email Address Parser in PHP.
The formal definitions of e-mail addresses are in:
RFC 5322 (sections 3.2.3 and 3.4.1, obsoletes RFC 2822), RFC 5321, RFC 3696,
RFC 6531 (permitted characters).
Related:
The true power of regular expressions
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