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PHP function to generate v4 UUID

...been trying to piece together a function that generates a valid v4 UUID in PHP. This is the closest I've been able to come. My knowledge in hex, decimal, binary, PHP's bitwise operators and the like is nearly non existant. This function generates a valid v4 UUID up until one area. A v4 UUID should b...
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Javascript Equivalent to PHP Explode()

... This is a direct conversion from your PHP code: //Loading the variable var mystr = '0000000020C90037:TEMP:data'; //Splitting it with : as the separator var myarr = mystr.split(":"); //Then read the values from the array where 0 is the first //Since we skipped ...
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How do I get the current date and time in PHP?

Which PHP function can return the current date/time? 38 Answers 38 ...
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Remove warning messages in PHP

I have some PHP code. When I run it, a warning message appears. 12 Answers 12 ...
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Is it possible to create static classes in PHP (like in C#)?

I want to create a static class in PHP and have it behave like it does in C#, so 6 Answers ...
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How to convert List to int[] in Java? [duplicate]

...right size. You can also use a 0-length static Integer array and let Java allocate an array of the right size: static final Integer[] NO_INTS = new Integer[0]; .... int[] intArray2 = ArrayUtils.toPrimitive(myList.toArray(NO_INTS)); ...
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Copy entire contents of a directory to another using php

...ing recursively I found in this note on the copy documentation page: <?php function recurse_copy($src,$dst) { $dir = opendir($src); @mkdir($dst); while(false !== ( $file = readdir($dir)) ) { if (( $file != '.' ) && ( $file != '..' )) { if ( is_dir($s...
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When should I use mmap for file access?

...programs; program A which reads in a 1MB file into a buffer creating with malloc, and program B which mmaps the 1MB file into memory. If the operating system has to swap part of A's memory out, it must write the contents of the buffer to swap before it can reuse the memory. In B's case any unmodif...
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How can I prevent SQL injection in PHP?

... statements. This makes sure the statement and the values aren't parsed by PHP before sending it to the MySQL server (giving a possible attacker no chance to inject malicious SQL). Although you can set the charset in the options of the constructor, it's important to note that 'older' versions of PH...
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Difference between python3 and python3m executables

... will also contribute to the file name: --with-pydebug (flag: d) --with-pymalloc (flag: m) --with-wide-unicode (flag: u) via PEP 3149. Regarding the m flag specifically, this is what Pymalloc is: Pymalloc, a specialized object allocator written by Vladimir Marangozov, was a feature added to Python...