Archive for August, 2009
The busy Java developer’s guide to Scala: Dive deeper into Scala concurrency
In the last article, I talked about the importance of building concurrent code (whether it's in Scala or not) and some of the problems and issues facing developers in doing so, including not locking too much, not locking too little, avoiding deadlocks, avoiding spinning up too many threads, and so...
20 extremely useful php class library
Here are some very useful PHP class library, I believe than can help you better and faster development.
Chart Library
The following class library allows you to create complex charts and pictures. Of course, the need for GD library support.
pChart - a chart-drawing PHP library.
Libchart -...
PHP website performance improve method
Here are some methods may help you to improve php the performance
1: object code cache
Each request need to recompile the object code, if you use the cache, then may avoided, so that you can make your php program to get faster.
The following programs can use:
A) Ioncube:...
Java Listener: A Java Bedtime Story
This article is modeled . NET Delegates: AC # Bedtime Story realization of the function of
the Java code, schedule, there is no written text stories. See the original link.
Interfaces:
[code lang="java"]
package com.steven.demo;
import java.util.EventListener;
import...
PHP Hash Functions Manual
PHP array, associative array, object properties, function table, symbol table, and so on are used for the container to do HashTable.
PHP used the Hash is the most common DJBX33A (Daniel J. Bernstein, Times 33 with Addition), this feature has been widely used with a number of software projects,...
40 Tips for optimizing your php Code
If a method can be static, declare it static. Speed improvement is by a factor of 4.
echo faster than print.
Use echo's multiple parameters instead of string concatenation.
Set the maxvalue for your for-loops before and not in the loop.
Unset your variables to free memory, especially...
Best open source PHP program
A large number of PHP Open Source Applications to change the world, change the Internet, we conclude the following from the database to the shopping, blog and many other types of open-source PHP software for web developers reference.
Blog: WordPress
WordPress is to use PHP to develop a...
JavaScript 2.0: A Sneak Preview
As a developer and writer, part of my job is to stay informed of current trends in the web world,
whether it be company mergers, online-shopping trends, or programming technologies. I'll admit
that it's hard to keep up with everything that's going on in the industry these days, but one tidbit...
Singleton on the python
Can not think of what has been a good way to write in python a perfect Singleton, reference a lot of
examples , came up with such an approach.
[code lang="python"]
class Singleton(object):
__instance = None
def __new__(classtype, *args, **kwargs):
if classtype !=...
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