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Reference: mod_rewrite, URL rewriting and “pretty links” explained

...y=pretty"> there's nothing mod_rewrite can do to make that pretty. In order to make this a pretty link, you have to: Change the link to a pretty link: <a href="/my/pretty/link"> Use mod_rewrite on the server to handle the request to the URL /my/pretty/link using any one of the methods...
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Reference — What does this symbol mean in PHP?

...nd y have the same key/value pairs in the same order and of the same types x !== y Non-identity True if x is not identical to y ++ x Pre-increment Increments x by one, then returns x x ++ Post-increment Returns x, then increments x by one -- x Pr...
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Find nearest latitude/longitude with an SQL query

...S(latitude / 57.3), 2)) AS distance FROM TableName HAVING distance < 25 ORDER BY distance; where [starlat] and [startlng] is the position where to start measuring the distance. share | improve ...
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How do you Encrypt and Decrypt a PHP String?

.... To implement authenticated encryption, you want to Encrypt then MAC. The order of encryption and authentication is very important! One of the existing answers to this question made this mistake; as do many cryptography libraries written in PHP. You should avoid implementing your own cryptography, ...
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Synchronous request in Node.js

If I need to call 3 http API in sequential order, what would be a better alternative to the following code: 18 Answers ...
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Determining Referer in PHP

... Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity. ...
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“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP

...hough PHP does not require a variable declaration, it does recommend it in order to avoid some security vulnerabilities or bugs where one would forget to give a value to a variable that will be used later in the script. What PHP does in the case of undeclared variables is issue a very low level erro...
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Deprecated: mysql_connect()

...arning isn't ideal but it should still be done to keep the code in working order. A good developer will still keep track of deprecated code and schedule it for a future update. – sturrockad Jan 8 '15 at 11:23 ...
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How to delete a file via PHP?

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Cross-Origin Request Headers(CORS) with PHP headers

...gins/addons in chrome/mozilla be sure to toggle them more than one time,in order for CORS to be enabled share | improve this answer | follow | ...