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getting date format m-d-Y H:i:s.u from milliseconds

... php.net says: Microseconds (added in PHP 5.2.2). Note that date() will always generate 000000 since it takes an integer parameter, whereas DateTime::format() does support microseconds if DateTime was created with microsec...
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What Are the Differences Between PSR-0 and PSR-4?

...rc/, with PSR-0 it means it will look for Acme\Foo\Bar in src/Acme/Foo/Bar.php while in PSR-4 it will look for it in src/Bar.php, allowing for shorter directory structures. On the other hand some prefer to have the full directory structure to clearly see what is in which namespace, so you can also s...
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Why won't my PHP app send a 404 error?

...play for 404s. The problem is, once the web server starts processing the PHP page, it's already passed the point where it would handle a 404 User: Hey, do you have anything for me at this URI webserver? Webserver: Yes, I do, it's a PHP page. It'll tell you what the response code is PHP: Hey, OM...
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Why does PHP consider 0 to be equal to a string?

... This is due to how PHP does the comparison operation that the == comparison operator denotes: If you compare a number with a string or the comparison involves numerical strings, then each string is converted to a number and the comparison p...
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PHP file_get_contents() and setting request headers

With PHP, is it possible to send HTTP headers with file_get_contents() ? 7 Answers 7...
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Returning JSON from PHP to JavaScript?

I have a PHP script that's being called through jQuery AJAX. I want the PHP script to return the data in JSON format to the javascript. Here's the pseudo code in the PHP script: ...
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php is null or empty?

I have a question regarding NULL in PHP: 9 Answers 9 ...
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Running Composer returns: “Could not open input file: composer.phar”

...l you to do the following: $ curl -sS https://getcomposer.org/installer | php $ mv composer.phar /usr/local/bin/composer Then it's likely that you, like me, ran those commands and didn't read the next part of the page telling you to stop referring to composer.phar by its full name and abbreviate ...
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What is the size limit of a post request?

... It depends on a server configuration. If you're working with PHP under Linux or similar, you can control it using .htaccess configuration file, like so: #set max post size php_value post_max_size 20M And, yes, I can personally attest to the fact that this works :) If you're using I...
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Call a REST API in PHP

Our client had given me a REST API to which I need to make a PHP call to. But as a matter of fact the documentation given with the API is very limited, so I don't really know how to call the service. ...