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40+ Techniques to enhance your php code

1. Do not use relative paths , instead define a ROOT path Its quite common to see such lines : 1require_once('../../lib/some_class.php'); This approach has many drawbacks : It first searches for directories specified in the include paths of php , then looks from the current directory. So many directories are checked. When a script is included by another script in a different directory , its base directory changes to that of the including script. Another issue , is that when a script is being ru...

PHP,Quirk,Trick,Efficiency,Techniques 2012-04-10 13:06:55

PHP Security

1. IntroductionWriting PHP applications is pretty easy. Most people grasp the syntax rather quickly and will within short time be able to produce a script that works using tutorials, references, books, and help forum forums like the one we have here at PHP Freaks. The problem is that most people forget one of the most important aspects that one must consider when writing PHP applications. Many beginners forget the security aspect of PHP. Generally, your users are nice people, they will...

PHP,Security,SQL Injection,XSS Cross sit 2011-10-01 02:25:31

CSS3 Animation With jQuery Fallbacks

In today's post, we'll be taking a look at how you can use CSS3 transitions to power your application's animations with jQuery's .animate() method as a fallback where transitions aren't supported. The benefit of transitions is that unlike JavaScript based animations, they're hardware accelerated in certain browsers and mobile devices, resulting in a potentially smoother overall animation than you would normally experience. In a lot of cases your code will work seamlessly with the solut...

CSS3,Animation,JavaScript,jQuery,Demo 2011-08-19 08:10:58

Cross Browser HTML5 Drag and Drop

HTML5 Drag and Drop has been talked about a lot lately, but itâ€™s hard to find really useful information about implementing it across multiple browsers.Mozilla, Apple and Microsoft all have pages describing how to use it, but their examples seem to work only in their particular browser (Appleâ€™s example doesnâ€™t even work in their own! Updated, Jan. 11, 2009: Although I have not been able to get this example working on Safari 2.0.4 and 3....

HTML5,Drag and drop, Demo,Source code,Cr 2011-09-20 13:42:45

The four key figures behind the success of JavaScript - Douglas Crockford

JavaScript's success can be attributed to at least four key figures: Brendan Eich, the creator of JavaScript Douglas Crockford, the creator of JSLint and JSON John Resig, the creator of jQuery Ryan Dahl, the creator of Node.js. We are already very familiar with Brendan Eich and the invention process of JavaScript, so let's start with Douglas Crockford, the second in command of JavaScript. Alliance In the 1990s, Microsoft's dominance overshadowed the whole world. At this time, two challengers e...

JAVASCRIPT,DOUGLAS CROCKFORD,HISTORY 2023-05-07 06:42:30

How to check when an API is introduced in GoLang

Normally people would not pay much attention to which GoLang version is being used as lots of functions are backward compatible. However there are cases where GoLang version does matter as some functions may not be supported by old version of GoLang. For example, strings.Builder is introduced in Go 1.10, but below code would fail to be compiled on Go 1.10. package main import ( "fmt" "strings" ) func main() { var b strings.Builder b.WriteString("polarisxu") fmt.Println(b.Cap()) } The ...

GOLANG,API VERSION,GO TOOL 2021-02-07 00:43:24

Install and enable redis extension in PHP 5.X on Windows

Redis is frequently used as a caching layer for web applications to improve its performance. In PHP 5.x, if one wants to use Redis, the redis extension needs to be installed and enabled first. This post will show how to install and enable redis extension on Windows with PHP 5.X. Basically there are two dlls to be downloaded: php_redis.dll and php_igbinary.dll. Below are detailed steps Go to http://windows.php.net/downloads/pecl/releases/redis/2.2.7/ and find the respective php_redis zip ma...

PHP,WINDOWS,REDIS,PHP 5.6 2021-07-11 03:52:18

Why Math.min() > Math.max() is true in JavaScript

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JAVASCRIPT,MATH.MIN(),MATH.MAX(),COMPARISON 2022-05-02 05:27:07

Encrypting and decrypting PGP file or text on MacOS

When doing data exchange among different parties, there is a frequent need of encrypting data or file and sending it to partner and asking partner to use corresponding key to decrypt the data or file. A famous way of exchanging data is using asymmetric keys where no secret key needs to be shared. One party can just use the public key shared by partner to encrypt the data and the other party uses the private key to decrypt the data. Today, we will introduce how to use PGP to encrypt and decrypt d...

PGP,GPG,ENCRYPTION,DECRYPTION,TUTORIAL 2020-10-29 05:06:09